How much solar power does Sennwald already produce?

480 solar installations with 18.3 MWp in total are listed in the Swiss Federal Office of Energy register. That is an estimated ~20% 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 Sennwald?

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 St. Gallen

Solar power · Canton of St. GallenLEG forming

Solar power in Sennwald

480 solar installations with 18.3 MWp of capacity are installed in Sennwald.

Go to the community

Solar installations: 480
Installed capacity: 18.3 MWp
Roof potential in use: ~20%; Estimate
Rank in the canton of St. Gallen: 22 of 75; 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 Sennwald

The suitable roofs of Sennwald could deliver around 90 GWh of solar power a year. An estimated ~20% of it is used today.

Roof potential per month (GWh)

A LEG is forming in Sennwald

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

Communities in Sennwald

Elektrizitätswerk Sennwald Genossenschaft - Sennwald
Forming
Sennwald, SG
St. Gallisch-Appenzellische Kraftwerke AG - Sennwald
Forming
Sennwald, SG

Communities nearby

Elektra Gams Genossenschaft - Gams
Forming
Gams, SG
Elektrizitäts- und Wasserwerk der Stadt Buchs (EWB) - Buchs (SG)
Forming
Buchs (SG), SG
LEG Buchs
Forming
Buchs, SG

Join the LEG in Sennwald

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

Go to the community

Questions about solar power in Sennwald

How much solar power does Sennwald already produce?: 480 solar installations with 18.3 MWp in total are listed in the Swiss Federal Office of Energy register. That is an estimated ~20% 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 Sennwald?: 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	21	273
2012	13	312
2013	6	188
2014	20	211
2015	38	653
2016	15	424
2017	24	503
2018	16	747
2019	24	1’263
2020	34	2’703
2021	28	1’327
2022	54	1’079
2023	73	2’127
2024	57	3’208
2025	48	2’374
2026	9	945

Month	GWh
Jan	2.8
Feb	4.4
Mar	7.6
Apr	9.9
May	11.3
Jun	12.1
Jul	12.5
Aug	11.2
Sept	8
Oct	5.4
Nov	2.9
Dec	2.2

Solar power in Sennwald

How much sun falls on the roofs of Sennwald

A LEG is forming in Sennwald

Communities in Sennwald

Elektrizitätswerk Sennwald Genossenschaft - Sennwald

St. Gallisch-Appenzellische Kraftwerke AG - Sennwald

Communities nearby

Elektra Gams Genossenschaft - Gams

Elektrizitäts- und Wasserwerk der Stadt Buchs (EWB) - Buchs (SG)

LEG Buchs

Join the LEG in Sennwald

Questions about solar power in Sennwald