When is Google Cloud europe-west1 greenest?
Carbon-aware scheduling · updated 2026-08-04 08:39 UTC
The Google Cloud europe-west1 region runs in St. Ghislain, Belgium, on the Belgium electricity grid. educk forecasts when that grid is greenest — using day-ahead wind & solar and demand data from ENTSO-E — so you can schedule carbon-aware workloads (batch jobs, CI, model training, backups, data pipelines) for the cleanest hours.
- Wind and solar are forecast to cover about 53% of Belgium's electricity demand around 09:00 UTC.
- Renewable output peaks around 11:00 UTC at roughly 59% of demand — the greenest time to use electricity today.
- The renewable share dips to about 21% around 19:00 UTC, when grid electricity is at its most carbon-intensive.
Hourly grid forecast for Google Cloud europe-west1
| Time (UTC) | Renewable (MW) | Demand (MW) | Surplus (MW) | Share |
|---|---|---|---|---|
| Tue 09:00 | 5405 | 10105 | -4700 | 53% |
| Tue 10:00 | 5952 | 10335 | -4383 | 58% |
| Tue 11:00 | 6119 | 10315 | -4197 | 59% |
| Tue 12:00 | 5716 | 10279 | -4563 | 56% |
| Tue 13:00 | 5153 | 10141 | -4987 | 51% |
| Tue 14:00 | 4887 | 9895 | -5008 | 49% |
| Tue 15:00 | 4621 | 9815 | -5194 | 47% |
| Tue 16:00 | 4102 | 9733 | -5631 | 42% |
| Tue 17:00 | 3268 | 9564 | -6296 | 34% |
| Tue 18:00 | 2356 | 9493 | -7137 | 25% |
| Tue 19:00 | 1956 | 9211 | -7255 | 21% |
| Tue 20:00 | 1960 | 9186 | -7227 | 21% |
| Tue 21:00 | 1953 | 8892 | -6939 | 22% |