How much solar power does Hérémence already produce?

105 solar installations with 1.3 MWp in total are listed in the Swiss Federal Office of Energy register. That is an estimated ~5.4% 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 Hérémence?

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 Valais

Solar power · Canton of ValaisLEG forming

Solar power in Hérémence

105 solar installations with 1.3 MWp of capacity are installed in Hérémence.

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Solar installations: 105
Installed capacity: 1.3 MWp
Roof potential in use: ~5.4%; Estimate
Rank in the canton of Valais: 80 of 122; 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 Hérémence

The suitable roofs of Hérémence could deliver around 24 GWh of solar power a year. An estimated ~5.4% of it is used today.

Roof potential per month (GWh)

A LEG is forming in Hérémence

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

Communities in Hérémence

OIKEN SA - Hérémence
En création
Hérémence, VS

Communities nearby

Genedis SA - Nendaz
En création
Nendaz, VS
LEG Saint-Martin
En création
Saint-Martin, VS
OIKEN SA - Saint-Martin (VS)
En création
Saint-Martin (VS), VS

Join the LEG in Hérémence

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

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Questions about solar power in Hérémence

How much solar power does Hérémence already produce?: 105 solar installations with 1.3 MWp in total are listed in the Swiss Federal Office of Energy register. That is an estimated ~5.4% 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 Hérémence?: 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	10
2012	0	0
2013	4	26
2014	1	9
2015	1	10
2016	2	10
2017	1	17
2018	2	8
2019	1	7
2020	5	106
2021	8	67
2022	8	62
2023	27	273
2024	28	526
2025	13	137
2026	2	19

Month	GWh
Jan	0.9
Feb	1.4
Mar	2.2
Apr	2.5
May	2.8
Jun	3
Jul	3
Aug	2.6
Sept	2.2
Oct	1.5
Nov	0.9
Dec	0.7

Solar power in Hérémence

How much sun falls on the roofs of Hérémence

A LEG is forming in Hérémence

Communities in Hérémence

OIKEN SA - Hérémence

Communities nearby

Genedis SA - Nendaz

LEG Saint-Martin

OIKEN SA - Saint-Martin (VS)

Join the LEG in Hérémence

Questions about solar power in Hérémence