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

Solar power in Walterswil (SO)

35 solar installations with 1.6 MWp of capacity are installed in Walterswil (SO).

Go to the community
Solar installations
35
Installed capacity
1.6 MWp
Roof potential in use
~14%
Estimate
Rank in the canton of Solothurn
40 of 104
by roof potential in use
Growth by build yearNew capacity installed per year in kWp
before 2012 · 371 kWp
2012 · 25 kWp
2013 · 9 kWp
2014 · 23 kWp

Roof potential

How much sun falls on the roofs of Walterswil (SO)

The suitable roofs of Walterswil (SO) could deliver around 11 GWh of solar power a year. An estimated ~14% of it is used today.

Roof potential per month (GWh)
Jan · 0.3 GWh
Feb · 0.5 GWh
Mar · 1 GWh

A LEG is forming in Walterswil (SO)

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

Communities in Walterswil (SO)

  • Walterswil (SO)

    Aare Versorgungs AG (AVAG) - Walterswil (SO)

    Forming

    Walterswil (SO), SO

  • Walterswil

    LEG Walterswil

    Forming

    Walterswil, SO

Communities nearby

  • Dulliken

    Aare Versorgungs AG (AVAG) - Dulliken

    Forming

    Dulliken, SO

  • Däniken

    Aare Versorgungs AG (AVAG) - Däniken

    Forming

    Däniken, SO

  • Starrkirch-Wil

    Aare Versorgungs AG (AVAG) - Starrkirch-Wil

    Forming

    Starrkirch-Wil, SO

Join the LEG in Walterswil (SO)

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

Go to the community

Questions about solar power in Walterswil (SO)

How much solar power does Walterswil (SO) already produce?
35 solar installations with 1.6 MWp in total are listed in the Swiss Federal Office of Energy register. That is an estimated ~14% 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 Walterswil (SO)?
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 · 18 kWp
2016 · 0 kWp
2017 · 13 kWp
2018 · 16 kWp
2019 · 22 kWp
2020 · 0 kWp
2021 · 74 kWp
7022022 · 702 kWp
2023 · 93 kWp
2024 · 152 kWp
2025 · 48 kWp
2026 · 29 kWp
<’12’12’13’14’15’16’17’18’19’20’21’22’23’24’25’26
New solar capacity per build year in Walterswil (SO)
Build yearInstallationsCapacity (kWp)
before 20123371
2012125
201319
2014123
2015118
201600
2017113
2018116
2019322
202000
2021374
20223702
2023593
20248152
2025348
2026129

1.2 MWp have been added since 2012.

Apr · 1.3 GWh
May · 1.5 GWh
Jun · 1.6 GWh
2Jul · 1.7 GWh
Aug · 1.5 GWh
Sept · 1.1 GWh
Oct · 0.6 GWh
Nov · 0.3 GWh
Dec · 0.2 GWh
JJanFFebMMarAAprMMayJJunJJulAAugSSeptOOctNNovDDec
Monthly roof potential in GWh
MonthGWh
Jan0.3
Feb0.5
Mar1
Apr1.3
May1.5
Jun1.6
Jul1.7
Aug1.5
Sept1.1
Oct0.6
Nov0.3
Dec0.2