When is Google Cloud europe-west1 greenest?
Carbon-aware scheduling · updated 2026-06-06 15:12 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 58% of Belgium's electricity demand around 16:00 UTC.
- Renewable output peaks around 11:00 UTC at roughly 83% of demand — the greenest time to use electricity today.
- The renewable share dips to about 42% 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 |
|---|---|---|---|---|
| Sat 15:00 | 5645 | 8822 | -3177 | 64% |
| Sat 16:00 | 5180 | 8909 | -3729 | 58% |
| Sat 17:00 | 4539 | 8928 | -4389 | 51% |
| Sat 18:00 | 3964 | 8752 | -4787 | 45% |
| Sat 19:00 | 3611 | 8564 | -4953 | 42% |
| Sat 20:00 | 3694 | 8481 | -4787 | 44% |
| Sat 21:00 | 3876 | 8295 | -4419 | 47% |
| Sat 22:00 | 4074 | 7711 | -3637 | 53% |
| Sat 23:00 | 4184 | 7428 | -3243 | 56% |
| Sun 00:00 | 4212 | 7311 | -3100 | 58% |
| Sun 01:00 | 4170 | 7080 | -2909 | 59% |
| Sun 02:00 | 4059 | 7003 | -2943 | 58% |
| Sun 03:00 | 3892 | 6971 | -3079 | 56% |
| Sun 04:00 | 3950 | 6950 | -2999 | 57% |
| Sun 05:00 | 4257 | 7180 | -2922 | 59% |
| Sun 06:00 | 4987 | 7493 | -2506 | 67% |
| Sun 07:00 | 5938 | 7860 | -1922 | 76% |
| Sun 08:00 | 6561 | 8178 | -1618 | 80% |
| Sun 09:00 | 7044 | 8612 | -1568 | 82% |
| Sun 10:00 | 7310 | 8945 | -1634 | 82% |
| Sun 11:00 | 7296 | 8758 | -1462 | 83% |
| Sun 12:00 | 7029 | 8633 | -1604 | 81% |
| Sun 13:00 | 6599 | 8380 | -1781 | 79% |
| Sun 14:00 | 6043 | 8075 | -2032 | 75% |
| Sun 15:00 | 5288 | 7922 | -2634 | 67% |
| Sun 16:00 | 4346 | 8271 | -3925 | 53% |