United Kingdom grid capacity API

United Kingdom

Partial

Hosting-capacity publications from United Kingdom's grid operators, as the API serves them: each value with its direction, technology, horizon, methodology, freshness and rights status.

Operators

Sources

Served / withheld

14 / 4

sources

Grid assets

4,920

Newest operator date

14 Aug 2026

Sources

Each operator publication, with what the API may serve from it.

Sources in United Kingdom
Source	Operator	Rights	Health	Cadence	Operator date	Last success	Assets
ENWL Heatmap Toolgb_enwl_heatmap_tool	SP Electricity North West	Archived, pending review	Healthy	When the operator updates it	14 Aug 2026	5 h ago	453
ENWL capacity heatmapsgb_enwl_heatmaps	SP Electricity North West	Archived, pending review	Disabled	Monthly	—	never	0
NESO connection registers (TEC, Embedded, Interconnector)gb_neso_registers	National Energy System Operator	Granted	Disabled	Unknown	—	never	0
NGED LTDS Capacity Heatmapgb_nged_ltds_heatmap	National Grid Electricity Distribution	Granted	Disabled	Twice a year	—	never	0
NGED Network Capacity Map datagb_nged_network_capacity_map	National Grid Electricity Distribution	Archived, pending review	Disabled	Unknown	—	never	0
NIE Networks Capacity Mapgb_nie_capacity_map	NIE Networks	Registry only	Disabled	When the operator updates it	—	never	0
NPg GSP connection informationgb_npg_gsp_connection_info	Northern Powergrid	Granted	Healthy	When the operator updates it	19 Feb 2026	5 h ago	50
Northern Powergrid Heat Map Datagb_npg_heatmap	Northern Powergrid	Granted	Healthy	Monthly	27 Jul 2026	5 h ago	670
Northern Powergrid LTDS Capacity Heatmapgb_npg_ltds_heatmap	Northern Powergrid	Granted	Disabled	Twice a year	—	never	0
NPg Network Development Plan headroomgb_npg_ndp_headroom	Northern Powergrid	Granted	Healthy	Yearly	24 Apr 2026	5 h ago	627
SP Energy Networks Capacity Heatmap — SPDgb_spen_heatmap_spd	SP Energy Networks	Granted	Healthy	Twice a year	9 Jun 2026	5 h ago	390
SP Energy Networks Capacity Heatmap — SPMgb_spen_heatmap_spm	SP Energy Networks	Granted	Healthy	Twice a year	12 Jun 2026	5 h ago	378
SPEN Network Scenario Headroom Reportgb_spen_nshr	SP Energy Networks	Granted	Disabled	Yearly	—	never	0
SSEN GSP Technical Limitsgb_ssen_gsp_technical_limits	SSEN Distribution	Granted	Healthy	When the operator updates it	2 Apr 2026	5 h ago	31
SSEN Headroom Dashboardgb_ssen_headroom_dashboard	SSEN Distribution	Granted	Healthy	When the operator updates it	11 Mar 2026	5 h ago	998
SSEN Distribution LTDS Capacity Heatmapgb_ssen_ltds_heatmap	SSEN Distribution	Granted	Healthy	Twice a year	31 May 2026	5 h ago	980
UKPN DFES Network Scenario Headroom Reportgb_ukpn_dfes_nshr	UK Power Networks	Granted	Disabled	Yearly	—	never	0
UK Power Networks LTDS Capacity Heatmapgb_ukpn_ltds_heatmap	UK Power Networks	Granted	Healthy	Twice a year	1 Mar 2025	5 h ago	967

Assets on the map

Points only. Values live on each asset's page.

Every located asset the API holds for United Kingdom, at the precision its operator published. Assets whose operator publishes no location are listed but not drawn.

Loading asset locations…

Operators

Query United Kingdom

Filter the central search by country, then by direction, technology, availability type, firmness or horizon. Withheld records are included by default, with their value null, so you can see where an operator publishes something we cannot serve.

The capacity model Get a free key

$ curl "https://api.gridcapacityapi.com/v1/capacity/search?country=GB&direction=offtake&limit=20" \  -H "Authorization: Bearer gc_live_..."