236 solar installations with 4.8 MWp of capacity are installed in Grolley-Ponthaux.
Go to the communityRoof potential
The suitable roofs of Grolley-Ponthaux could deliver around 32 GWh of solar power a year. An estimated ~15% of it is used today.
A local electricity community is collecting sign-ups here. The more neighbours join, the sooner it starts.
Grolley-Ponthaux, FR
Grolley, FR
Ponthaux, FR
Belfaux, FR
Misery-Courtion, FR
Corminboeuf, FR
Get solar power from your neighbourhood. Joining is free and you keep your electricity supplier.
Sources: Swiss Federal Office of Energy (SFOE), swisstopo, opendata.swiss. As of October 2026. Totals per municipality only, no individual installations.
| Build year | Installations | Capacity (kWp) |
|---|---|---|
| before 2012 | 4 | 37 |
| 2012 | 1 | 18 |
| 2013 | 3 | 40 |
| 2014 | 3 | 51 |
| 2015 | 1 | 22 |
| 2016 | 7 | 43 |
| 2017 | 21 | 999 |
| 2018 | 19 | 112 |
| 2019 | 21 | 148 |
| 2020 | 14 | 133 |
| 2021 | 17 | 131 |
| 2022 | 31 | 880 |
| 2023 | 32 | 413 |
| 2024 | 39 | 662 |
| 2025 | 21 | 1’042 |
| 2026 | 2 | 23 |
4.7 MWp have been added since 2012.
| Month | GWh |
|---|---|
| Jan | 0.9 |
| Feb | 1.4 |
| Mar | 2.6 |
| Apr | 3.5 |
| May | 4 |
| Jun | 4.4 |
| Jul | 4.5 |
| Aug | 4 |
| Sept | 3 |
| Oct | 1.8 |
| Nov | 0.9 |
| Dec | 0.7 |
