Cornaux power station — Switzerland
Gas power plant in Cornaux, Switzerland. Approximate location 47.038673, 7.042353.
GasCornauxSwitzerlandCCGT · HRSG
Cornaux power station is a 43.8 MW gas power plant in Cornaux, Switzerland. It is operated by Group E SA. Based on its capacity (estimated), it can supply roughly 49k homes (estimated). It ranks #61 of 174 Switzerland power plants by installed capacity. Commissioned in 1988, it is around 38 years old — long-established. In context, gas supplies about 0.4% of Switzerland's electricity; the national grid averages 39 gCO₂/kWh (97.7% low-carbon) (2025).
Plant data: WRI Global Power Plant Database (CC BY 4.0), id GOGPT_cornaux_switze.
Data status
Known data
Calculated from dataset
Not available
Known, modelled and calculated values are kept separate. Missing fields are shown as unavailable.
Data provenance
Source of the capacity and fuel values:
capacity: GEM · 2026 · L100001023496; fuel: GEM GOGPT
In context: how this plant compares
Technically it is described as CCGT; combined-cycle with a heat-recovery steam generator (HRSG). Gas plants burn natural gas either in open-cycle turbines for fast peaking, or in combined-cycle units that recover exhaust heat in an HRSG to reach roughly 55–62% efficiency — the cleanest-burning fossil option.
Capacity comparison computed from the WRI Global Power Plant Database; fuel-type context is general engineering background.
Key facts
- Share of Switzerland gas capacity
- 12.5% of 349 MW across 3 plants in this dataset
- Age among peers
- 0 of 3 dated gas plants in Switzerland are older
Calculated from the capacity and generation records in this dataset (WRI Global Power Plant Database (CC BY 4.0)).
Capacity vs largest gas plants in Switzerland
Installed capacity (MW), WRI Global Power Plant Database (CC BY 4.0).
Owner
Operated by Group E SA.
Climate zone & how it works
This gas plant burns natural gas in a turbine — often in a combined-cycle setup — to generate electricity. It sits in a temperate oceanic climate (Köppen Cfb) — Northern Hemisphere, latitude 47.0°N — which shapes how much energy it can produce and how its output varies through the year.
Climate zone & typical temperatures: Köppen-Geiger world climate classification (Kottek et al. 2006, 0.5° grid).
Site climate & environmental severity
This site sits in a mild atmospheric environment (estimated ISO 9223 class C2 — Low), with humidity / wetness the leading environmental stress.
Indicative estimate via the ISO 9223:2012 informative method (atmospheric corrosivity from temperature, time-of-wetness and airborne salinity), using WorldClim climate normals, the Köppen-Geiger class and coast distance. Indicative, not a measured corrosion rate.
How it compares & nearby plants
The #3 largest gas power plant of 3 in Switzerland by capacity.
Switzerland has 3 gas power plants in this dataset, together about 349 MW of capacity.
Nearby power plants
- La Goule · Hydro · 5.6 MW · Bern
- Kallnach · Hydro · 8 MW · Bern
- Niederried · Hydro · 15 MW · Bern
- Aarberg · Hydro · 15.2 MW · Bern
- Hagneck 1 (M3 M4 u. M5) · Hydro · 12.7 MW · Bern
- Kernkraftwerk Mühleberg · Nuclear · 390 MW · Bern
Location
Coordinates 47.038673, 7.042353 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.
Frequently asked questions
What type of power plant is Cornaux power station?
Cornaux power station is a 43.8 MW gas power plant in Cornaux, Switzerland, commissioned in 1988.
Who operates Cornaux power station?
Cornaux power station is operated by Group E SA.