How much solar power does Hermance already produce?

32 solar installations with 322 kWp in total are listed in the Swiss Federal Office of Energy register. That is an estimated ~5% of the municipality's roof potential.

Where do these numbers come from?

From federal open data: the register of electricity production plants and the solar potential of Swiss municipalities (Swiss Federal Office of Energy), plus swisstopo municipal boundaries. We only show totals per municipality, never individual installations.

Can I start a LEG in Hermance?

Yes. A local electricity community is possible in any municipality, as long as all participants are in the same grid area and close to each other. UpGrid handles registration, metering and billing.

All municipalities in the canton of Genève

Solar power · Canton of GenèveLEG forming

Solar power in Hermance

32 solar installations with 322 kWp of capacity are installed in Hermance.

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Solar installations: 32
Installed capacity: 322 kWp
Roof potential in use: ~5%; Estimate
Rank in the canton of Genève: 41 of 45; by roof potential in use

Growth by build yearNew capacity installed per year in kWp

Roof potential

How much sun falls on the roofs of Hermance

The suitable roofs of Hermance could deliver around 6 GWh of solar power a year. An estimated ~5% of it is used today.

Roof potential per month (GWh)

A LEG is forming in Hermance

A local electricity community is collecting sign-ups here. The more neighbours join, the sooner it starts.

Communities in Hermance

Services industriels de Genève - Hermance
Forming
Hermance, GE

Communities nearby

Services industriels de Genève - Anières
Forming
Anières, GE
LEG Corsier
Forming
Corsier, GE
Services industriels de Genève - Corsier (GE)
Forming
Corsier (GE), GE

Join the LEG in Hermance

Get solar power from your neighbourhood. Joining is free and you keep your electricity supplier.

Go to the community

Questions about solar power in Hermance

How much solar power does Hermance already produce?: 32 solar installations with 322 kWp in total are listed in the Swiss Federal Office of Energy register. That is an estimated ~5% of the municipality's roof potential.
Where do these numbers come from?: From federal open data: the register of electricity production plants and the solar potential of Swiss municipalities (Swiss Federal Office of Energy), plus swisstopo municipal boundaries. We only show totals per municipality, never individual installations.
Can I start a LEG in Hermance?: Yes. A local electricity community is possible in any municipality, as long as all participants are in the same grid area and close to each other. UpGrid handles registration, metering and billing.

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	2	7
2012	0	0
2013	0	0
2014	0	0
2015	0	0
2016	0	0
2017	1	5
2018	2	11
2019	0	0
2020	5	50
2021	3	46
2022	0	0
2023	7	73
2024	6	50
2025	6	81
2026	0	0

Month	GWh
Jan	0.2
Feb	0.3
Mar	0.5
Apr	0.7
May	0.8
Jun	0.9
Jul	1
Aug	0.8
Sept	0.6
Oct	0.4
Nov	0.2
Dec	0.1

Solar power in Hermance

How much sun falls on the roofs of Hermance

A LEG is forming in Hermance

Communities in Hermance

Services industriels de Genève - Hermance

Communities nearby

Services industriels de Genève - Anières

LEG Corsier

Services industriels de Genève - Corsier (GE)

Join the LEG in Hermance

Questions about solar power in Hermance