NGED capacity API

National Grid Electricity Distribution

National Grid Electricity Distribution's published hosting-capacity data, read from 2 of its publications and served in one schema: each value with its direction, technology, horizon, methodology, freshness and the operator's own licence terms.

This service is independent of National Grid Electricity Distribution. Figures are the operator’s, published by the operator; they are indicative and not a connection offer.

Publications

3 registered

Publications of National Grid Electricity Distribution
Source	Rights	Health	Cadence	Operator date	Last success	Assets
NGED LTDS Capacity Heatmapgb_nged_ltds_heatmap	Granted	Disabled	Twice a year	not stated	never	0
NGED LTDS Table 3: firm capacity and demandgb_nged_ltds_table3	Granted	Healthy	Twice a year	19 Jun 2026	25 h ago	2,142
NGED Network Capacity Map datagb_nged_network_capacity_map	Archived, pending review	Disabled	Unknown	not stated	never	0

Assets

2,142 in total

The first 20 by name. The API lists them all: /v1/substations?operator=nged.

Query NGED

Every record from this operator, filterable by direction, technology, availability type, firmness and horizon.

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