When is Google Cloud europe-west1 greenest?
Carbon-aware scheduling · updated 2026-10-22 20:49 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 22% of Belgium's electricity demand around 21:00 UTC.
- Renewable output peaks around 03:00 UTC at roughly 53% of demand — the greenest time to use electricity today.
- The renewable share dips to about 22% 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 |
|---|---|---|---|---|
| Thu 21:00 | 1963 | 9011 | -7047 | 22% |
| Thu 22:00 | 2955 | 8575 | -5620 | 34% |
| Thu 23:00 | 3370 | 8232 | -4862 | 41% |
| Fri 00:00 | 3705 | 7876 | -4171 | 47% |
| Fri 01:00 | 3920 | 7748 | -3828 | 51% |
| Fri 02:00 | 4058 | 7764 | -3706 | 52% |
| Fri 03:00 | 4197 | 7971 | -3774 | 53% |
| Fri 04:00 | 4345 | 8715 | -4370 | 50% |
| Fri 05:00 | 4448 | 9678 | -5230 | 46% |
| Fri 06:00 | 4544 | 10319 | -5774 | 44% |
| Fri 07:00 | 5037 | 10954 | -5917 | 46% |
| Fri 08:00 | 5705 | 11195 | -5490 | 51% |
| Fri 09:00 | 6013 | 11421 | -5408 | 53% |
| Fri 10:00 | 5774 | 11255 | -5481 | 51% |
| Fri 11:00 | 5480 | 11331 | -5851 | 48% |
| Fri 12:00 | 5219 | 11152 | -5932 | 47% |
| Fri 13:00 | 5004 | 10763 | -5758 | 46% |
| Fri 14:00 | 4888 | 10338 | -5450 | 47% |
| Fri 15:00 | 4773 | 10301 | -5529 | 46% |
| Fri 16:00 | 4495 | 10437 | -5942 | 43% |
| Fri 17:00 | 4429 | 10414 | -5985 | 43% |
| Fri 18:00 | 4351 | 10024 | -5673 | 43% |
| Fri 19:00 | 4303 | 9658 | -5355 | 45% |
| Fri 20:00 | 4337 | 9251 | -4914 | 47% |
| Fri 21:00 | 4371 | 9001 | -4629 | 49% |