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Swiss Made Software
All municipalities in the canton of Solothurn
Solar power · Canton of SolothurnLEG forming

Solar power in Lostorf

195 solar installations with 4.2 MWp of capacity are installed in Lostorf.

Go to the community
Solar installations
195
Installed capacity
4.2 MWp
Roof potential in use
~13%
Estimate
Rank in the canton of Solothurn
58 of 104
by roof potential in use
Growth by build yearNew capacity installed per year in kWp
before 2012 · 93 kWp
2012 · 2 kWp
2013 · 9 kWp
2014 · 31 kWp

Roof potential

How much sun falls on the roofs of Lostorf

The suitable roofs of Lostorf could deliver around 33 GWh of solar power a year. An estimated ~13% of it is used today.

Roof potential per month (GWh)
Jan · 1 GWh
Feb · 1.6 GWh
Mar · 2.9 GWh

A LEG is forming in Lostorf

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

Communities in Lostorf

  • Lostorf

    Aare Versorgungs AG (AVAG) - Lostorf

    Forming

    Lostorf, SO

Communities nearby

  • Aare Versorgungs AG (AVAG) - Winznau

    Active

    Winznau, SO

    3 sites

  • Winznau

    Aare Versorgungs AG (AVAG) - Winznau Cluster 2

    Forming

    Winznau, SO

  • Stüsslingen

    Aare Versorgungs AG (AVAG) - Stüsslingen

    Forming

    Stüsslingen, SO

Join the LEG in Lostorf

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

Go to the community

Questions about solar power in Lostorf

How much solar power does Lostorf already produce?
195 solar installations with 4.2 MWp in total are listed in the Swiss Federal Office of Energy register. That is an estimated ~13% 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 Lostorf?
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.

2015 · 227 kWp
2016 · 54 kWp
2017 · 117 kWp
2018 · 76 kWp
2019 · 112 kWp
2020 · 217 kWp
2021 · 265 kWp
2022 · 662 kWp
2023 · 598 kWp
1’2732024 · 1’273 kWp
2025 · 395 kWp
2026 · 58 kWp
<’12’12’13’14’15’16’17’18’19’20’21’22’23’24’25’26
New solar capacity per build year in Lostorf
Build yearInstallationsCapacity (kWp)
before 20121393
201212
201319
2014331
20159227
2016454
20178117
2018676
20198112
20209217
202118265
202224662
202336598
2024351’273
202518395
2026258

4.1 MWp have been added since 2012.

Apr · 3.6 GWh
May · 4.3 GWh
Jun · 4.6 GWh
5Jul · 4.6 GWh
Aug · 4 GWh
Sept · 3 GWh
Oct · 1.9 GWh
Nov · 1.1 GWh
Dec · 0.8 GWh
JJanFFebMMarAAprMMayJJunJJulAAugSSeptOOctNNovDDec
Monthly roof potential in GWh
MonthGWh
Jan1
Feb1.6
Mar2.9
Apr3.6
May4.3
Jun4.6
Jul4.6
Aug4
Sept3
Oct1.9
Nov1.1
Dec0.8