Catalogue › Demand & Heat Users
NESO Historic Demand Data
NESO
- Licence
- Unclear
- Cost
- Check with holder
- Account needed
- Unclear
- Harvestable
- Automated
What it contains
Half-hourly GB electricity demand back to 2009: national demand (ND), transmission system demand (TSD), England-Wales demand, interconnector flows, pumped storage pumping, embedded wind and solar estimates.
When you need it
Useful at these project stages, from the working group's stage matrix:
- Matched on
- Annual energy consumption (half hour meter data); Load profile
- Assigned by
- Matched to data items the matrix names
Coverage and detail
- Geographic
- Great Britain
- Nations
- England, Scotland, Wales
- Resolution
- Half-hourly, national
- Formats
- CSV
- Update cadence
- Annual file per year, updated within-year
Access and machine route
- Licence as stated
- NESO Open Data Licence
- Assertion source
- as published by NESO
- Protocol
- CKAN + datastore_search_sql
- Endpoint
- https://api.neso.energy/api/3/action/package_show?id=historic-demand-data
- Harvest note
- yes-automated
Caveats
National only - no regional heat/electricity split.
Classification
- Category
- Demand & Heat Users
- Sub-category
- 2.5 Demand profiles & seasonality
- Assigned by
- Stated by the source
- Depth domain
- Surface
- Technology
- Open-loop / ATES
- Data form
- Time series, Tabular
- Evidence confidence
- Not yet assessed. Only a person can set this.
How current this entry is
- Last updated here
- 2026-09-22
- Last checked against the holder
- 2026-09-07
- Checked by a person
- Not yet. Nobody has read this entry.
- Catalogue id
- neso-historic-demand-data
Open at NESO
Licence is not clearly stated. Confirm with the holder.
Resolved
A server answered on 2026-09-08 and returned the expected page.
Checked by automated request, not in a browser. A site can answer a script and still fail for a reader, so treat this as a weak signal.
Machine endpoint (CSV)
More from NESO
This record as JSON
Report a problem
NESO. NESO Historic Demand Data. Accessed via UK Geothermal Data Catalogue, https://catalogue.geothermaluk.org/id/neso-historic-demand-data/. Record neso-historic-demand-data.