How much solar power does Collonges already produce?

52 solar installations with 751 kWp in total are listed in the Swiss Federal Office of Energy register. That is an estimated ~11% 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 Collonges?

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 Valais

Solar power · Canton of ValaisLEG forming

Solar power in Collonges

52 solar installations with 751 kWp of capacity are installed in Collonges.

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Solar installations: 52
Installed capacity: 751 kWp
Roof potential in use: ~11%; Estimate
Rank in the canton of Valais: 40 of 122; 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 Collonges

The suitable roofs of Collonges could deliver around 7 GWh of solar power a year. An estimated ~11% of it is used today.

Roof potential per month (GWh)

A LEG is forming in Collonges

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

Communities in Collonges

LEG Collonges
Forming
Collonges, VS

Communities nearby

Genedis SA - Dorénaz
Forming
Dorénaz, VS
Genedis SA - Saint-Maurice
Forming
Saint-Maurice, VS
Genedis SA - Vernayaz
Forming
Vernayaz, VS

Join the LEG in Collonges

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

Go to the community

Questions about solar power in Collonges

How much solar power does Collonges already produce?: 52 solar installations with 751 kWp in total are listed in the Swiss Federal Office of Energy register. That is an estimated ~11% 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 Collonges?: 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	0	0
2013	2	97
2014	0	0
2015	2	135
2016	3	28
2017	2	41
2018	6	32
2019	0	0
2020	5	31
2021	7	123
2022	4	46
2023	12	130
2024	8	82
2025	1	7
2026	0	0

Month	GWh
Jan	0.2
Feb	0.3
Mar	0.6
Apr	0.7
May	0.9
Jun	1
Jul	1
Aug	0.8
Sept	0.6
Oct	0.4
Nov	0.2
Dec	0.2

Solar power in Collonges

How much sun falls on the roofs of Collonges

A LEG is forming in Collonges

Communities in Collonges

LEG Collonges

Communities nearby

Genedis SA - Dorénaz

Genedis SA - Saint-Maurice

Genedis SA - Vernayaz

Join the LEG in Collonges

Questions about solar power in Collonges