How much solar power does Ersigen already produce?

162 solar installations with 2.9 MWp in total are listed in the Swiss Federal Office of Energy register. That is an estimated ~10% 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 Ersigen?

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 Bern

Solar power · Canton of BernLEG forming

Solar power in Ersigen

162 solar installations with 2.9 MWp of capacity are installed in Ersigen.

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Solar installations: 162
Installed capacity: 2.9 MWp
Roof potential in use: ~10%; Estimate
Rank in the canton of Bern: 199 of 334; 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 Ersigen

The suitable roofs of Ersigen could deliver around 29 GWh of solar power a year. An estimated ~10% of it is used today.

Roof potential per month (GWh)

A LEG is forming in Ersigen

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

Communities in Ersigen

BKW Energie AG - Ersigen
Forming
Ersigen, BE

Communities nearby

EnerCom Kirchberg AG - Kirchberg (BE)
Forming
Kirchberg (BE), BE
LEG Kirchberg
Forming
Kirchberg, BE
BKW Energie AG - Rumendingen
Forming
Rumendingen, BE

Join the LEG in Ersigen

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

Go to the community

Questions about solar power in Ersigen

How much solar power does Ersigen already produce?: 162 solar installations with 2.9 MWp in total are listed in the Swiss Federal Office of Energy register. That is an estimated ~10% 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 Ersigen?: 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	6	58
2012	18	304
2013	7	102
2014	8	63
2015	15	472
2016	3	50
2017	9	138
2018	3	46
2019	7	150
2020	11	159
2021	5	65
2022	18	343
2023	21	440
2024	17	266
2025	12	188
2026	2	56

Month	GWh
Jan	0.9
Feb	1.5
Mar	2.4
Apr	3.1
May	3.6
Jun	3.9
Jul	3.9
Aug	3.4
Sept	2.7
Oct	1.8
Nov	1
Dec	0.7

Solar power in Ersigen

How much sun falls on the roofs of Ersigen

A LEG is forming in Ersigen

Communities in Ersigen

BKW Energie AG - Ersigen

Communities nearby

EnerCom Kirchberg AG - Kirchberg (BE)

LEG Kirchberg

BKW Energie AG - Rumendingen

Join the LEG in Ersigen

Questions about solar power in Ersigen