How much solar power does Zweisimmen already produce?

151 solar installations with 4.2 MWp in total are listed in the Swiss Federal Office of Energy register. That is an estimated ~7.4% 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 Zweisimmen?

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 Zweisimmen

151 solar installations with 4.2 MWp of capacity are installed in Zweisimmen.

Go to the community

Solar installations: 151
Installed capacity: 4.2 MWp
Roof potential in use: ~7.4%; Estimate
Rank in the canton of Bern: 279 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 Zweisimmen

The suitable roofs of Zweisimmen could deliver around 56 GWh of solar power a year. An estimated ~7.4% of it is used today.

Roof potential per month (GWh)

A LEG is forming in Zweisimmen

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

Communities in Zweisimmen

BKW Energie AG - Zweisimmen
Forming
Zweisimmen, BE

Communities nearby

BKW Energie AG - St. Stephan
Forming
St. Stephan, BE
Elektrizitätsversorgung Ried-St. Stephan AG - St. Stephan
Forming
St. Stephan, BE
BKW Energie AG - Boltigen
Forming
Boltigen, BE

Join the LEG in Zweisimmen

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

Go to the community

Questions about solar power in Zweisimmen

How much solar power does Zweisimmen already produce?: 151 solar installations with 4.2 MWp in total are listed in the Swiss Federal Office of Energy register. That is an estimated ~7.4% 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 Zweisimmen?: 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	14	453
2012	8	393
2013	3	49
2014	8	154
2015	11	295
2016	3	174
2017	4	88
2018	3	42
2019	11	222
2020	4	74
2021	7	209
2022	13	288
2023	18	295
2024	25	770
2025	19	677
2026	0	0

Month	GWh
Jan	2.2
Feb	3.3
Mar	5
Apr	5.8
May	6.5
Jun	7.3
Jul	7.4
Aug	6.3
Sept	5.2
Oct	3.7
Nov	2
Dec	1.7

Solar power in Zweisimmen

How much sun falls on the roofs of Zweisimmen

A LEG is forming in Zweisimmen

Communities in Zweisimmen

BKW Energie AG - Zweisimmen

Communities nearby

BKW Energie AG - St. Stephan

Elektrizitätsversorgung Ried-St. Stephan AG - St. Stephan

BKW Energie AG - Boltigen

Join the LEG in Zweisimmen

Questions about solar power in Zweisimmen