How much solar power does Porrentruy already produce?

373 solar installations with 9.5 MWp in total are listed in the Swiss Federal Office of Energy register. That is an estimated ~15% 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 Porrentruy?

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 Jura

Solar power · Canton of JuraLEG forming

Solar power in Porrentruy

373 solar installations with 9.5 MWp of capacity are installed in Porrentruy.

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Solar installations: 373
Installed capacity: 9.5 MWp
Roof potential in use: ~15%; Estimate
Rank in the canton of Jura: 11 of 50; 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 Porrentruy

The suitable roofs of Porrentruy could deliver around 63 GWh of solar power a year. An estimated ~15% of it is used today.

Roof potential per month (GWh)

A LEG is forming in Porrentruy

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

Communities in Porrentruy

BKW Energie AG - Porrentruy
Forming
Porrentruy, JU

Communities nearby

BKW Energie AG - Courchavon
Forming
Courchavon, JU
BKW Energie AG - Courtedoux
Forming
Courtedoux, JU
BKW Energie AG - Fontenais
Forming
Fontenais, JU

Join the LEG in Porrentruy

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

Go to the community

Questions about solar power in Porrentruy

How much solar power does Porrentruy already produce?: 373 solar installations with 9.5 MWp in total are listed in the Swiss Federal Office of Energy register. That is an estimated ~15% 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 Porrentruy?: 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	3	20
2012	6	145
2013	4	126
2014	3	30
2015	20	583
2016	14	864
2017	9	89
2018	8	123
2019	16	162
2020	14	152
2021	33	1’362
2022	47	962
2023	97	2’321
2024	57	1’168
2025	39	1’386
2026	3	33

Month	GWh
Jan	1.9
Feb	2.9
Mar	5.2
Apr	6.7
May	7.9
Jun	8.7
Jul	8.8
Aug	7.5
Sept	5.7
Oct	3.9
Nov	2
Dec	1.6

Solar power in Porrentruy

How much sun falls on the roofs of Porrentruy

A LEG is forming in Porrentruy

Communities in Porrentruy

BKW Energie AG - Porrentruy

Communities nearby

BKW Energie AG - Courchavon

BKW Energie AG - Courtedoux

BKW Energie AG - Fontenais

Join the LEG in Porrentruy

Questions about solar power in Porrentruy