Allerton Hill T1

The operator's latest published dataset reports 2 MW under methodology gb_npg_heatmap_2026.

Firmness

Firm

Horizon

Now (snapshot)

Methodology

gb_npg_heatmap_2026Northern Powergrid heat-map data: thermal headroombasis operator calculated · network state unknown · comparability class gb_npg_heatmapNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

27 Jul 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_heatmaprecord Allerton Hill T1 · payload sha256 730fe855e4d6…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-07-27)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: gen voltage constraint

No Voltage Constraint

Operator note: genconstraint

Red - Fault Level

Operator note: gsp hm constraint manual

R

Operator note: rag colour

red

Operator note: source field

genhr

Operator note: upgenconst

GSP Constraint

Operator note: worst case constraint gen colour

Red

The operator's latest published dataset reports 0.58 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2026 (2026) · scenario: DFES 2026 - Electric Engagement

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Electric Engagement · payload sha256 6daeedea1c2b…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2026

The operator's latest published dataset reports 0.58 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2026 (2026) · scenario: DFES 2026 - Holistic Transition

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Holistic Transition · payload sha256 79702318a34a…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2026

The operator's latest published dataset reports 0.58 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2026 (2026) · scenario: DFES 2026 - Hydrogen Evolution

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Hydrogen Evolution · payload sha256 1e4c1e16a4eb…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2026

The operator's latest published dataset reports 0.52 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2027 (2027) · scenario: DFES 2026 - Electric Engagement

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Electric Engagement · payload sha256 6daeedea1c2b…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2027

The operator's latest published dataset reports 0.52 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2027 (2027) · scenario: DFES 2026 - Holistic Transition

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Holistic Transition · payload sha256 79702318a34a…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2027

The operator's latest published dataset reports 0.52 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2027 (2027) · scenario: DFES 2026 - Hydrogen Evolution

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Hydrogen Evolution · payload sha256 1e4c1e16a4eb…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2027

The operator's latest published dataset reports 0.48 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2028 (2028) · scenario: DFES 2026 - Electric Engagement

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Electric Engagement · payload sha256 6daeedea1c2b…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2028

The operator's latest published dataset reports 0.48 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2028 (2028) · scenario: DFES 2026 - Holistic Transition

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Holistic Transition · payload sha256 79702318a34a…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2028

The operator's latest published dataset reports 0.48 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2028 (2028) · scenario: DFES 2026 - Hydrogen Evolution

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Hydrogen Evolution · payload sha256 1e4c1e16a4eb…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2028

The operator's latest published dataset reports 0.44 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2029 (2029) · scenario: DFES 2026 - Electric Engagement

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Electric Engagement · payload sha256 6daeedea1c2b…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2029

The operator's latest published dataset reports 0.44 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2029 (2029) · scenario: DFES 2026 - Holistic Transition

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Holistic Transition · payload sha256 79702318a34a…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2029

The operator's latest published dataset reports 0.44 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2029 (2029) · scenario: DFES 2026 - Hydrogen Evolution

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Hydrogen Evolution · payload sha256 1e4c1e16a4eb…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2029

The operator's latest published dataset reports 0.47 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2030 (2030) · scenario: DFES 2026 - Electric Engagement

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Electric Engagement · payload sha256 6daeedea1c2b…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2030

The operator's latest published dataset reports 0.47 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2030 (2030) · scenario: DFES 2026 - Holistic Transition

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Holistic Transition · payload sha256 79702318a34a…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2030

The operator's latest published dataset reports 0.47 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2030 (2030) · scenario: DFES 2026 - Hydrogen Evolution

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Hydrogen Evolution · payload sha256 1e4c1e16a4eb…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2030

The operator's latest published dataset reports 0.37 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2031 (2031) · scenario: DFES 2026 - Electric Engagement

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Electric Engagement · payload sha256 6daeedea1c2b…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2031

The operator's latest published dataset reports 0.37 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2031 (2031) · scenario: DFES 2026 - Holistic Transition

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Holistic Transition · payload sha256 79702318a34a…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2031

The operator's latest published dataset reports 0.37 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2031 (2031) · scenario: DFES 2026 - Hydrogen Evolution

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Hydrogen Evolution · payload sha256 1e4c1e16a4eb…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2031

The operator's latest published dataset reports 0.27 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2032 (2032) · scenario: DFES 2026 - Electric Engagement

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Electric Engagement · payload sha256 6daeedea1c2b…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2032

The operator's latest published dataset reports 0.27 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2032 (2032) · scenario: DFES 2026 - Holistic Transition

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Holistic Transition · payload sha256 79702318a34a…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2032

The operator's latest published dataset reports 0.27 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2032 (2032) · scenario: DFES 2026 - Hydrogen Evolution

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Hydrogen Evolution · payload sha256 1e4c1e16a4eb…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2032

The operator's latest published dataset reports 0.22 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2033 (2033) · scenario: DFES 2026 - Electric Engagement

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Electric Engagement · payload sha256 6daeedea1c2b…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2033

The operator's latest published dataset reports 0.22 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2033 (2033) · scenario: DFES 2026 - Holistic Transition

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Holistic Transition · payload sha256 79702318a34a…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2033

The operator's latest published dataset reports 0.22 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2033 (2033) · scenario: DFES 2026 - Hydrogen Evolution

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Hydrogen Evolution · payload sha256 1e4c1e16a4eb…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2033

The operator's latest published dataset reports 0.23 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2034 (2034) · scenario: DFES 2026 - Electric Engagement

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Electric Engagement · payload sha256 6daeedea1c2b…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2034

The operator's latest published dataset reports 0.23 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2034 (2034) · scenario: DFES 2026 - Holistic Transition

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Holistic Transition · payload sha256 79702318a34a…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2034

The operator's latest published dataset reports 0.23 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2034 (2034) · scenario: DFES 2026 - Hydrogen Evolution

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Hydrogen Evolution · payload sha256 1e4c1e16a4eb…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2034

The operator's latest published dataset reports 0.47 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2035 (2035) · scenario: DFES 2026 - Holistic Transition

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Holistic Transition · payload sha256 79702318a34a…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2035

The operator's latest published dataset reports 0.15 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2035 (2035) · scenario: DFES 2026 - Hydrogen Evolution

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Hydrogen Evolution · payload sha256 1e4c1e16a4eb…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2035

The operator's latest published dataset reports 0 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2035 (2035) · scenario: DFES 2026 - Electric Engagement

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Electric Engagement · payload sha256 6daeedea1c2b…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2035

The operator's latest published dataset reports 0.79 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2040 (2040) · scenario: DFES 2026 - Hydrogen Evolution

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Hydrogen Evolution · payload sha256 1e4c1e16a4eb…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2040

The operator's latest published dataset reports 0.02 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2040 (2040) · scenario: DFES 2026 - Holistic Transition

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Holistic Transition · payload sha256 79702318a34a…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2040

The operator's latest published dataset reports 0 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2040 (2040) · scenario: DFES 2026 - Electric Engagement

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Electric Engagement · payload sha256 6daeedea1c2b…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2040

The operator's latest published dataset reports 1.23 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2045 (2045) · scenario: DFES 2026 - Hydrogen Evolution

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Hydrogen Evolution · payload sha256 1e4c1e16a4eb…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2045

The operator's latest published dataset reports 0 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2045 (2045) · scenario: DFES 2026 - Electric Engagement

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Electric Engagement · payload sha256 6daeedea1c2b…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2045

The operator's latest published dataset reports 0 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2045 (2045) · scenario: DFES 2026 - Holistic Transition

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Holistic Transition · payload sha256 79702318a34a…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2045

The operator's latest published dataset reports 1.3 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2050 (2050) · scenario: DFES 2026 - Hydrogen Evolution

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Hydrogen Evolution · payload sha256 1e4c1e16a4eb…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2050

The operator's latest published dataset reports 0 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2050 (2050) · scenario: DFES 2026 - Electric Engagement

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Electric Engagement · payload sha256 6daeedea1c2b…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2050

The operator's latest published dataset reports 0 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2050 (2050) · scenario: DFES 2026 - Holistic Transition

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord generation|Allerton Hill T1|DFES 2026 - Holistic Transition · payload sha256 79702318a34a…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

generation_headroom_capacity_mw_2050

The operator's latest published dataset reports 0 MW under methodology gb_npg_heatmap_2026.

Firmness

Unknown

Horizon

Now (snapshot)

Methodology

gb_npg_heatmap_2026Northern Powergrid heat-map data: thermal headroombasis operator calculated · network state unknown · comparability class gb_npg_heatmapNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

27 Jul 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_heatmaprecord Allerton Hill T1 · payload sha256 730fe855e4d6…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-07-27)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

gentot

The operator's latest published dataset reports 0 MVA under methodology gb_npg_heatmap_2026.

Firmness

Firm

Horizon

Now (snapshot)

Methodology

gb_npg_heatmap_2026Northern Powergrid heat-map data: thermal headroombasis operator calculated · network state unknown · comparability class gb_npg_heatmapNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

27 Jul 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_heatmaprecord Allerton Hill T1 · payload sha256 730fe855e4d6…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-07-27)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: dem voltage constraint

No Voltage Constraint

Operator note: demconstraint

Red - Fault Level

Operator note: gsp hm constraint manual

R

Operator note: rag colour

red

Operator note: source field

demhr

Operator note: updemconst

GSP Constraint

Operator note: worst case constraint dem colour

Red

The operator's latest published dataset reports 16.33 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2026 (2026) · scenario: DFES 2026 - Hydrogen Evolution

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Hydrogen Evolution · payload sha256 6a11d6fbe9ac…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2026

The operator's latest published dataset reports 16.33 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2026 (2026) · scenario: DFES 2026 - Electric Engagement

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Electric Engagement · payload sha256 c3d2097ae6f8…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2026

The operator's latest published dataset reports 16.33 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2026 (2026) · scenario: DFES 2026 - Holistic Transition

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Holistic Transition · payload sha256 4691ab93864a…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2026

The operator's latest published dataset reports 16.24 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2027 (2027) · scenario: DFES 2026 - Hydrogen Evolution

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Hydrogen Evolution · payload sha256 6a11d6fbe9ac…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2027

The operator's latest published dataset reports 16.24 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2027 (2027) · scenario: DFES 2026 - Electric Engagement

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Electric Engagement · payload sha256 c3d2097ae6f8…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2027

The operator's latest published dataset reports 16.24 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2027 (2027) · scenario: DFES 2026 - Holistic Transition

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Holistic Transition · payload sha256 4691ab93864a…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2027

The operator's latest published dataset reports 16.11 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2028 (2028) · scenario: DFES 2026 - Hydrogen Evolution

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Hydrogen Evolution · payload sha256 6a11d6fbe9ac…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2028

The operator's latest published dataset reports 16.11 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2028 (2028) · scenario: DFES 2026 - Electric Engagement

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Electric Engagement · payload sha256 c3d2097ae6f8…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2028

The operator's latest published dataset reports 16.11 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2028 (2028) · scenario: DFES 2026 - Holistic Transition

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Holistic Transition · payload sha256 4691ab93864a…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2028

The operator's latest published dataset reports 15.94 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2029 (2029) · scenario: DFES 2026 - Hydrogen Evolution

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Hydrogen Evolution · payload sha256 6a11d6fbe9ac…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2029

The operator's latest published dataset reports 15.94 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2029 (2029) · scenario: DFES 2026 - Electric Engagement

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Electric Engagement · payload sha256 c3d2097ae6f8…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2029

The operator's latest published dataset reports 15.94 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2029 (2029) · scenario: DFES 2026 - Holistic Transition

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Holistic Transition · payload sha256 4691ab93864a…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2029

The operator's latest published dataset reports 15.71 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2030 (2030) · scenario: DFES 2026 - Hydrogen Evolution

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Hydrogen Evolution · payload sha256 6a11d6fbe9ac…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2030

The operator's latest published dataset reports 15.71 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2030 (2030) · scenario: DFES 2026 - Electric Engagement

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Electric Engagement · payload sha256 c3d2097ae6f8…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2030

The operator's latest published dataset reports 15.71 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2030 (2030) · scenario: DFES 2026 - Holistic Transition

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Holistic Transition · payload sha256 4691ab93864a…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2030

The operator's latest published dataset reports 15.39 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2031 (2031) · scenario: DFES 2026 - Hydrogen Evolution

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Hydrogen Evolution · payload sha256 6a11d6fbe9ac…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2031

The operator's latest published dataset reports 15.39 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2031 (2031) · scenario: DFES 2026 - Electric Engagement

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Electric Engagement · payload sha256 c3d2097ae6f8…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2031

The operator's latest published dataset reports 15.39 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2031 (2031) · scenario: DFES 2026 - Holistic Transition

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Holistic Transition · payload sha256 4691ab93864a…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2031

The operator's latest published dataset reports 15.07 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2032 (2032) · scenario: DFES 2026 - Hydrogen Evolution

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Hydrogen Evolution · payload sha256 6a11d6fbe9ac…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2032

The operator's latest published dataset reports 15.07 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2032 (2032) · scenario: DFES 2026 - Electric Engagement

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Electric Engagement · payload sha256 c3d2097ae6f8…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2032

The operator's latest published dataset reports 15.07 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2032 (2032) · scenario: DFES 2026 - Holistic Transition

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Holistic Transition · payload sha256 4691ab93864a…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2032

The operator's latest published dataset reports 14.69 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2033 (2033) · scenario: DFES 2026 - Hydrogen Evolution

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Hydrogen Evolution · payload sha256 6a11d6fbe9ac…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2033

The operator's latest published dataset reports 14.69 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2033 (2033) · scenario: DFES 2026 - Electric Engagement

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Electric Engagement · payload sha256 c3d2097ae6f8…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2033

The operator's latest published dataset reports 14.69 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2033 (2033) · scenario: DFES 2026 - Holistic Transition

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Holistic Transition · payload sha256 4691ab93864a…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2033

The operator's latest published dataset reports 14.32 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2034 (2034) · scenario: DFES 2026 - Hydrogen Evolution

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Hydrogen Evolution · payload sha256 6a11d6fbe9ac…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2034

The operator's latest published dataset reports 14.32 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2034 (2034) · scenario: DFES 2026 - Electric Engagement

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Electric Engagement · payload sha256 c3d2097ae6f8…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2034

The operator's latest published dataset reports 14.32 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2034 (2034) · scenario: DFES 2026 - Holistic Transition

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Holistic Transition · payload sha256 4691ab93864a…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2034

The operator's latest published dataset reports 14.03 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2035 (2035) · scenario: DFES 2026 - Electric Engagement

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Electric Engagement · payload sha256 c3d2097ae6f8…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2035

The operator's latest published dataset reports 14 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2035 (2035) · scenario: DFES 2026 - Holistic Transition

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Holistic Transition · payload sha256 4691ab93864a…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2035

The operator's latest published dataset reports 13.74 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2035 (2035) · scenario: DFES 2026 - Hydrogen Evolution

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Hydrogen Evolution · payload sha256 6a11d6fbe9ac…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2035

The operator's latest published dataset reports 11.91 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2040 (2040) · scenario: DFES 2026 - Hydrogen Evolution

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Hydrogen Evolution · payload sha256 6a11d6fbe9ac…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2040

The operator's latest published dataset reports 11.54 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2040 (2040) · scenario: DFES 2026 - Electric Engagement

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Electric Engagement · payload sha256 c3d2097ae6f8…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2040

The operator's latest published dataset reports 11.2 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2040 (2040) · scenario: DFES 2026 - Holistic Transition

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Holistic Transition · payload sha256 4691ab93864a…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2040

The operator's latest published dataset reports 10.66 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2045 (2045) · scenario: DFES 2026 - Hydrogen Evolution

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Hydrogen Evolution · payload sha256 6a11d6fbe9ac…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2045

The operator's latest published dataset reports 9.97 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2045 (2045) · scenario: DFES 2026 - Electric Engagement

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Electric Engagement · payload sha256 c3d2097ae6f8…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2045

The operator's latest published dataset reports 9.76 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2045 (2045) · scenario: DFES 2026 - Holistic Transition

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Holistic Transition · payload sha256 4691ab93864a…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2045

The operator's latest published dataset reports 9.98 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2050 (2050) · scenario: DFES 2026 - Hydrogen Evolution

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Hydrogen Evolution · payload sha256 6a11d6fbe9ac…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2050

The operator's latest published dataset reports 9.05 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2050 (2050) · scenario: DFES 2026 - Holistic Transition

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Holistic Transition · payload sha256 4691ab93864a…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2050

The operator's latest published dataset reports 9.04 MW under methodology gb_npg_nhr_2026.

Firmness

Unknown

Horizon

2050 (2050) · scenario: DFES 2026 - Electric Engagement

Methodology

gb_npg_nhr_2026NPg Network Development Plan — Network Headroom Report (DFES 2026)basis operator calculated · network state unknown · comparability class gb_npg_nhrNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

24 Apr 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_ndp_headroomrecord demand|Allerton Hill T1|DFES 2026 - Electric Engagement · payload sha256 c3d2097ae6f8…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-04-24)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demand_headroom_capacity_mw_2050

The operator's latest published dataset reports 0 MVA under methodology gb_npg_heatmap_2026.

Firmness

Unknown

Horizon

Now (snapshot)

Methodology

gb_npg_heatmap_2026Northern Powergrid heat-map data: thermal headroombasis operator calculated · network state unknown · comparability class gb_npg_heatmapNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

27 Jul 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_heatmaprecord Allerton Hill T1 · payload sha256 730fe855e4d6…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-07-27)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

demtot

The operator's latest published dataset reports 24 MVA under methodology gb_npg_heatmap_2026.

Firmness

Firm

Horizon

Now (snapshot)

Methodology

gb_npg_heatmap_2026Northern Powergrid heat-map data: thermal headroombasis operator calculated · network state unknown · comparability class gb_npg_heatmapNot additive across assets. The method accounts for reserved: not stated · allocated: not stated · pre-reserved: not stated · pending requests: not stated

Operator’s date

27 Jul 2026

Retrieved / confirmed

2026-09-26 02:45 UTClast confirmed unchanged 2026-09-26 02:45 UTC

Source health

Healthy

Provenance

gb_npg_heatmaprecord Allerton Hill T1 · payload sha256 730fe855e4d6…Operator’s publication↗ (opens the operator’s site)

Licence

Northern Powergrid Open Data Licence v1.0Attribution: Supported by Northern Powergrid Open Data (last updated 2026-07-27)

Decision context

Not binding · indicative · a formal connection study is required

Operator note: source field

firm_cap