Carbon Intensity API
National Grid ESO
Up· checked 14 Nov 2026, 01:55 UTCNo keyEnergy & environment
Half-hourly GB grid carbon intensity with 48h forecast.
Details
- Access
- No keyOpen access: no account or key needed.
- Coverage
- gb
- Updates
- minutes
- Formats
- JSON
- License
- CC BY 4.0
- API base
https://api.carbonintensity.org.uk/- Tags
- grid, co2, forecast, uk
- Added
- 14 Nov 2026
Status checks
Up Last check 14 Nov 2026, 01:55 UTC, HTTP 200, 700 ms.
30-day uptime 100% (1 of 1 checks passed).
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- 14 Nov 2026, 01:55 UTC: up, HTTP 200, 700 ms
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