When is Google Cloud europe-west1 greenest?
Carbon-aware scheduling · updated 2026-10-03 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 60% of Belgium's electricity demand around 09:00 UTC.
- Renewable output peaks around 11:00 UTC at roughly 71% of demand — the greenest time to use electricity today.
- The renewable share dips to about 3% around 17:00 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 |
|---|---|---|---|---|
| Sat 08:00 | 4252 | 8751 | -4499 | 49% |
| Sat 09:00 | 5538 | 9170 | -3632 | 60% |
| Sat 10:00 | 6251 | 9185 | -2934 | 68% |
| Sat 11:00 | 6481 | 9098 | -2617 | 71% |
| Sat 12:00 | 6262 | 8914 | -2652 | 70% |
| Sat 13:00 | 5413 | 8738 | -3326 | 62% |
| Sat 14:00 | 3975 | 8523 | -4549 | 47% |
| Sat 15:00 | 2177 | 8525 | -6348 | 26% |
| Sat 16:00 | 731 | 8672 | -7942 | 8% |
| Sat 17:00 | 272 | 8654 | -8382 | 3% |
| Sat 18:00 | 331 | 8502 | -8171 | 4% |
| Sat 19:00 | 334 | 8216 | -7882 | 4% |
| Sat 20:00 | 310 | 8057 | -7747 | 4% |
| Sat 21:00 | 286 | 7781 | -7495 | 4% |