When is Google Cloud europe-west1 greenest?
Carbon-aware scheduling · updated 2026-08-15 12:19 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 65% of Belgium's electricity demand around 13:00 UTC.
- Renewable output peaks around 12:00 UTC at roughly 66% of demand — the greenest time to use electricity today.
- The renewable share dips to about 16% around 21:00 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 09:00 | 4785 | 8774 | -3988 | 55% |
| Sat 10:00 | 5454 | 8987 | -3533 | 61% |
| Sat 11:00 | 5848 | 8972 | -3125 | 65% |
| Sat 12:00 | 5771 | 8810 | -3039 | 66% |
| Sat 13:00 | 5604 | 8620 | -3016 | 65% |
| Sat 14:00 | 5101 | 8366 | -3265 | 61% |
| Sat 15:00 | 4069 | 8243 | -4174 | 49% |
| Sat 16:00 | 3000 | 8565 | -5565 | 35% |
| Sat 17:00 | 2189 | 8714 | -6525 | 25% |
| Sat 18:00 | 1603 | 8649 | -7045 | 19% |
| Sat 19:00 | 1521 | 8664 | -7144 | 18% |
| Sat 20:00 | 1476 | 8549 | -7073 | 17% |
| Sat 21:00 | 1269 | 8117 | -6848 | 16% |