National Grid ESO
Open data from Great Britain’s Electricity System Operator
- Authentication
- No auth
- HTTPS
- Yes
- CORS
- Unknown
- Category
- Environment
- Documentation / URL
- https://data.nationalgrideso.com/
Overview
National Grid ESO provides UK electricity data — keyless.
⚠️ Status (verified 2026-08): the API host was unreachable from our network (connection failures). Verify from your network before relying on it.
What it provides
curl "https://api.nationalgrideso.com/api/3/action/package_list"Notes
- UK electricity system data (CKAN).
- Keyless JSON API.
FAQ
Is National Grid ESO free? Yes — free and keyless.
Why can’t I reach it? Our 2026-08 check hit connection failures — verify from your network.
What does it return? Electricity data.
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