How much solar power does Altnau already produce?

189 solar installations with 4.1 MWp in total are listed in the Swiss Federal Office of Energy register. That is an estimated ~18% 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 Altnau?

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 Thurgau

Solar power · Canton of ThurgauLEG forming

Solar power in Altnau

189 solar installations with 4.1 MWp of capacity are installed in Altnau.

Go to the community

Solar installations: 189
Installed capacity: 4.1 MWp
Roof potential in use: ~18%; Estimate
Rank in the canton of Thurgau: 36 of 80; 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 Altnau

The suitable roofs of Altnau could deliver around 22 GWh of solar power a year. An estimated ~18% of it is used today.

Roof potential per month (GWh)

A LEG is forming in Altnau

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

Communities in Altnau

Politische Gemeinde Altnau, Elektrizitätsversorgung - Altnau
Forming
Altnau, TG

Communities nearby

Elektrizitaetswerk Langrickenbach - Langrickenbach
Forming
Langrickenbach, TG
Gemeinde Güttingen, Elektrizitätswerk - Güttingen
Forming
Güttingen, TG
Polit. Gemeinde Münsterlingen, Elektra - Münsterlingen
Forming
Münsterlingen, TG

Join the LEG in Altnau

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

Go to the community

Questions about solar power in Altnau

How much solar power does Altnau already produce?: 189 solar installations with 4.1 MWp in total are listed in the Swiss Federal Office of Energy register. That is an estimated ~18% 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 Altnau?: 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	5	50
2012	8	597
2013	6	300
2014	3	32
2015	5	62
2016	4	135
2017	3	34
2018	2	22
2019	8	245
2020	15	244
2021	12	198
2022	26	468
2023	38	691
2024	33	547
2025	18	319
2026	3	138

Month	GWh
Jan	0.7
Feb	1.1
Mar	1.9
Apr	2.5
May	2.9
Jun	3.1
Jul	3.2
Aug	2.6
Sept	2
Oct	1.2
Nov	0.7
Dec	0.5

Solar power in Altnau

How much sun falls on the roofs of Altnau

A LEG is forming in Altnau

Communities in Altnau

Politische Gemeinde Altnau, Elektrizitätsversorgung - Altnau

Communities nearby

Elektrizitaetswerk Langrickenbach - Langrickenbach

Gemeinde Güttingen, Elektrizitätswerk - Güttingen

Polit. Gemeinde Münsterlingen, Elektra - Münsterlingen

Join the LEG in Altnau

Questions about solar power in Altnau