How much solar power does Greppen already produce?

66 solar installations with 1.7 MWp in total are listed in the Swiss Federal Office of Energy register. That is an estimated ~26% 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 Greppen?

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 Luzern

Solar power · Canton of LuzernLEG forming

Solar power in Greppen

66 solar installations with 1.7 MWp of capacity are installed in Greppen.

Go to the community

Solar installations: 66
Installed capacity: 1.7 MWp
Roof potential in use: ~26%; Estimate
Rank in the canton of Luzern: 9 of 79; 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 Greppen

The suitable roofs of Greppen could deliver around 6 GWh of solar power a year. An estimated ~26% of it is used today.

Roof potential per month (GWh)

A LEG is forming in Greppen

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

Communities in Greppen

EWS AG - Greppen
Forming
Greppen, LU

Communities nearby

EWS AG - Weggis
Forming
Weggis, LU
1 site
LEG Meggen
Active
Meggen, LU
4 sites
CKW AG - Udligenswil
Forming
Udligenswil, LU

Join the LEG in Greppen

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

Go to the community

Questions about solar power in Greppen

How much solar power does Greppen already produce?: 66 solar installations with 1.7 MWp in total are listed in the Swiss Federal Office of Energy register. That is an estimated ~26% 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 Greppen?: 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	2	7
2012	1	32
2013	1	6
2014	3	38
2015	6	231
2016	1	15
2017	2	20
2018	2	20
2019	3	28
2020	3	52
2021	3	52
2022	3	24
2023	7	229
2024	17	380
2025	11	502
2026	1	22

Month	GWh
Jan	0.2
Feb	0.3
Mar	0.5
Apr	0.7
May	0.8
Jun	0.9
Jul	0.9
Aug	0.8
Sept	0.6
Oct	0.4
Nov	0.2
Dec	0.1

Solar power in Greppen

How much sun falls on the roofs of Greppen

A LEG is forming in Greppen

Communities in Greppen

EWS AG - Greppen

Communities nearby

EWS AG - Weggis

LEG Meggen

CKW AG - Udligenswil

Join the LEG in Greppen

Questions about solar power in Greppen