Power plant · Switzerland
KW Mattmark AG
KW Mattmark AG is a pumped storage power plant in Switzerland, with 259 MW of capacity.
We hold more on this power plant.Start year and units: available on request.
Request this dataFacts
Every value links to its source, and to the source's own record where it has one. Licences and last-checked dates are per row.
| Fact | Value | Source |
|---|---|---|
| Location | Switzerland | JRC Open Power Plants Database (JRC-PPDB-OPEN) · CC BY 4.0 · checked 25 Oct 2026 |
| Status | Operating (commissioned) | JRC Open Power Plants Database (JRC-PPDB-OPEN) · CC BY 4.0 · checked 25 Oct 2026 |
| Start year | Available on request | Open Power System Data: conventional power plants (Europe) · Restricted · checked 24 Oct 2026 |
| Capacity | 259 MW | JRC Open Power Plants Database (JRC-PPDB-OPEN) · CC BY 4.0 · checked 25 Oct 2026 |
| Units | Available on request | Open Power System Data: conventional power plants (Europe) · Restricted · checked 24 Oct 2026 |
| Technology | Pumped hydro storage (registered as Hydro Pumped Storage) | JRC Open Power Plants Database (JRC-PPDB-OPEN) · CC BY 4.0 · checked 25 Oct 2026 |
| EIC code | 12W-0000000033-I | JRC Open Power Plants Database (JRC-PPDB-OPEN) · CC BY 4.0 · checked 25 Oct 2026 |
| Coordinates | 46.2320, 7.8710 | JRC Open Power Plants Database (JRC-PPDB-OPEN) · CC BY 4.0 · checked 25 Oct 2026 |
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Also recorded as
2 sources record KW Mattmark AG; this page joins their facts, each with its own source. Links to any of the records lead here. How records are matched.
| Name in the source | Identifier | Source | Matched on |
|---|---|---|---|
| KW Mattmark AG | asset:eic:12W-0000000033-I | JRC Open Power Plants Database (JRC-PPDB-OPEN) | — |
| Saas-Fee | asset:opsd:12W-0000000033-I | Open Power System Data: conventional power plants (Europe) | Same ENTSO-E EIC code |
How it compares
KW Mattmark AG is the 25th-largest of 93 power plants in Switzerland by capacity; its 259 MW is 1.2% of the 21,579 MW we hold for Switzerland. Ranks and totals cover the power plants in our data that report their capacity, not every one in existence. Power plants planned, permitted or under construction are ranked apart.
| Within | Rank | Total | Share |
|---|---|---|---|
| Switzerland | 25th of 93 | 21,579 MW | 1.2% |
| All power plants in our data | 1,516th of 12,230 | 1,691,896 MW | <0.1% |
Nearby
Within 50 km of this power plant: 1 processing plant, measured from the coordinates in the facts above.
| Name | Kind | Size | Status | Distance |
|---|---|---|---|---|
| REW-ITA green HUB: Recovery of Wolfram: Italian Technology Advanced green Hub | Processing plant | — | — | 34 km |
Place
Other power plants in Switzerland
- Usine de Fionnay1,542 MW
- KW Oberhasli AG (KWO)1,370 MW
- Bieudron Hydroelectric Power Station1,269 MW
- KernKW Leibstadt AG1,245 MW
- KW Linth-Limmern AG1,141 MW
- Kernkraftwerk Gösgen1,020 MW
- Linth–Limmern Power Stations1,000 MW
- Nant de Drance (NDD)914 MW
Data on this page
- Contains public sector information licensed under the Open Government Licence v3.0. DUKES 5.11: Power stations in the United Kingdom, Open Government Licence v3.0.
- Contains public sector information licensed under the Open Government Licence v3.0. DESNZ Renewable Energy Planning Database (REPD), Open Government Licence v3.0.
- Source: U.S. Energy Information Administration (Sep 2026). EIA-860 / 860M / 923, Public domain.
- © European Union, European Commission (DG GROW). EU CRMA strategic projects, CC BY 4.0.
- JRC Open Power Plants Database (JRC-PPDB-OPEN), European Commission, Joint Research Centre. JRC Open Power Plants Database (JRC-PPDB-OPEN), CC BY 4.0.
- Bundesnetzagentur, Marktstammdatenregister. Marktstammdatenregister, DL-DE-BY-2.0.
- Dutch power station owners' and operators' pages. Dutch power station owners' and operators' pages, Facts only, each linked to its page.
- Open Power System Data: conventional power plants (Europe). Open Power System Data: conventional power plants (Europe), Restricted.
- Contains public sector information licensed under the Open Government Licence v3.0. Planning Inspectorate: National Infrastructure Projects, Open Government Licence v3.0.
- RVO SDE(+)(+) projecten in beheer and SDE viewer. RVO SDE(+)(+) projecten in beheer and SDE viewer, Free reuse, no attribution required.
- Wikidata. Wikidata, CC0 1.0.