How much solar power does Geltwil already produce?

26 solar installations with 884 kWp in total are listed in the Swiss Federal Office of Energy register. That is an estimated ~21% 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 Geltwil?

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 Aargau

Solar power · Canton of AargauLEG forming

Solar power in Geltwil

26 solar installations with 884 kWp of capacity are installed in Geltwil.

Go to the community

Solar installations: 26
Installed capacity: 884 kWp
Roof potential in use: ~21%; Estimate
Rank in the canton of Aargau: 18 of 196; 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 Geltwil

The suitable roofs of Geltwil could deliver around 4 GWh of solar power a year. An estimated ~21% of it is used today.

Roof potential per month (GWh)

A LEG is forming in Geltwil

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

Communities in Geltwil

Elektrizitätsversorgung Geltwil - Geltwil
Forming
Geltwil, AG

Communities nearby

Energie Freiamt AG - Buttwil
Forming
Buttwil, AG
LEG Beinwil (Freiamt)
Forming
Beinwil (Freiamt), AG
Energie Freiamt AG - Muri (AG)
Forming
Muri (AG), AG

Join the LEG in Geltwil

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

Go to the community

Questions about solar power in Geltwil

How much solar power does Geltwil already produce?: 26 solar installations with 884 kWp in total are listed in the Swiss Federal Office of Energy register. That is an estimated ~21% 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 Geltwil?: 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)
2012	1	73
2013	5	260
2014	1	11
2015	1	21
2016	0	0
2017	1	13
2018	2	27
2019	1	14
2020	1	82
2021	0	0
2022	2	42
2023	5	166
2024	6	176
2025	0	0
2026	0	0

Month	GWh
Jan	0.1
Feb	0.2
Mar	0.4
Apr	0.5
May	0.6
Jun	0.6
Jul	0.6
Aug	0.6
Sept	0.4
Oct	0.2
Nov	0.1
Dec	0.1

Solar power in Geltwil

How much sun falls on the roofs of Geltwil

A LEG is forming in Geltwil

Communities in Geltwil

Elektrizitätsversorgung Geltwil - Geltwil

Communities nearby

Energie Freiamt AG - Buttwil

LEG Beinwil (Freiamt)

Energie Freiamt AG - Muri (AG)

Join the LEG in Geltwil

Questions about solar power in Geltwil