How much solar power does Trun already produce?

71 solar installations with 2.4 MWp in total are listed in the Swiss Federal Office of Energy register. That is an estimated ~9.8% 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 Trun?

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 Graubünden

Solar power · Canton of GraubündenLEG forming

Solar power in Trun

71 solar installations with 2.4 MWp of capacity are installed in Trun.

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Solar installations: 71
Installed capacity: 2.4 MWp
Roof potential in use: ~9.8%; Estimate
Rank in the canton of Graubünden: 29 of 100; 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 Trun

The suitable roofs of Trun could deliver around 25 GWh of solar power a year. An estimated ~9.8% of it is used today.

Roof potential per month (GWh)

A LEG is forming in Trun

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

Communities in Trun

Repower AG - Trun
Forming
Trun, GR

Communities nearby

Repower AG - Sumvitg
Forming
Sumvitg, GR
Repower AG - Obersaxen Mundaun
Forming
Obersaxen Mundaun, GR
Repower AG - Breil/Brigels
Forming
Breil/Brigels, GR

Join the LEG in Trun

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

Go to the community

Questions about solar power in Trun

How much solar power does Trun already produce?: 71 solar installations with 2.4 MWp in total are listed in the Swiss Federal Office of Energy register. That is an estimated ~9.8% 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 Trun?: 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	1	70
2012	2	454
2013	1	83
2014	1	175
2015	1	4
2016	1	30
2017	0	0
2018	5	174
2019	2	35
2020	4	32
2021	5	83
2022	8	93
2023	17	277
2024	14	675
2025	9	240
2026	0	0

Month	GWh
Jan	0.7
Feb	1.4
Mar	2.4
Apr	2.8
May	3.1
Jun	3.3
Jul	3.4
Aug	3
Sept	2.2
Oct	1.4
Nov	0.7
Dec	0.5

Solar power in Trun

How much sun falls on the roofs of Trun

A LEG is forming in Trun

Communities in Trun

Repower AG - Trun

Communities nearby

Repower AG - Sumvitg

Repower AG - Obersaxen Mundaun

Repower AG - Breil/Brigels

Join the LEG in Trun

Questions about solar power in Trun