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Großwelzheim nuclear power plant — Germany

Retired nuclear power-station site in Bavaria, Germany. Approximate location 50.0581, 8.9869.

NuclearBavariaGermanySuperheated steam reactorboiling water reactorRetired

Großwelzheim nuclear power plant is a retired nuclear power station in Bavaria, Germany. Its current lifecycle status is “Retired” — so it is not yet, or no longer, generating at full output. It ranks #479 of 1,442 Germany power plants by installed capacity. As a non-combustion source, it has no direct CO₂ emissions from generation. In context, nuclear supplies about 0.0% of Germany's electricity; the national grid averages 330 gCO₂/kWh (59.1% low-carbon) (2025).

27MW installed capacity
1969commissioned (~57 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id GEM_nuc_growelzheim_germa.

Data status

Known data

FacilityGroßwelzheim nuclear power plant GEM-nuclear
CountryGermany · Bavaria GEM-nuclear
Coordinates50.0581, 8.9869 GEM-nuclear
FuelNuclear GEM-nuclear
MW installed capacity27 MW GEM Global Nuclear Power Tracker September 2025 unit-status sum (retired); retired/historical capacity
Verification noteSum of 1 GNPT unit records in the selected retired historical scope. source-verified
OwnerHeissdampfreaktor-Betriebsgesellschaft mbH [100%] GEM-nuclear
Commissioned1969 GEM-nuclear
Technologyboiling water reactor GEM-nuclear

Calculated from dataset

Capacity rank in country#479 / 1442 calculated
Fuel-specific rank in country#22 / 25 calculated
Capacity vs country/fuel peers0.02× · 1,302 MW · n=25 calculated
Climate9.5°C · HDD 3,118 derived from coordinates
Environmental severityC2 · 25/100 derived from coordinates

Not available

GWh reported / yrNot available not in dataset
CO₂ emissionsnot applicable not applicable

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 Global Nuclear Power Tracker September 2025 unit-status sum (retired); fuel: GEM GNPT

In context: how this plant compares

At 27 MW, Großwelzheim nuclear power plant is below the median nuclear plant in Germany (1,302 MW). Technically it is described as boiling water reactor. Its lifecycle status is Retired; it no longer generates electricity. Nuclear plants split uranium to raise steam with no direct CO₂; they run as steady baseload with very high capacity factors and the longest operating lifetimes of any thermal plant.

Capacity comparison computed from the WRI Global Power Plant Database; fuel-type context is general engineering background.

How it compares & nearby plants

The #22 largest nuclear power plant of 25 in Germany by capacity.

Germany has 25 nuclear power plants in this dataset, together about 26,528 MW of capacity.

Nearby power plants

Location

Coordinates 50.0581, 8.9869 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is Großwelzheim nuclear power plant?

Großwelzheim nuclear power plant was a nuclear-fired power station in Bavaria, Germany and was retired.

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