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Stawy Monowskie nuclear power plant — Poland

Nuclear power plant in Lesser Poland Voivodeship, Poland. Approximate location 50.024621, 19.3339713.

NuclearLesser Poland VoivodeshipPolandBWRX-300small modular reactorAnnounced

Stawy Monowskie nuclear power plant is a 1,200 MW nuclear power station in Lesser Poland Voivodeship, Poland. It ranks #21 of 246 Poland 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 Poland's electricity; the national grid averages 589 gCO₂/kWh (31.5% low-carbon) (2025).

1,200MW installed capacity

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

Data status

Known data

FacilityStawy Monowskie nuclear power plant GEM-nuclear
CountryPoland · Lesser Poland Voivodeship GEM-nuclear
Coordinates50.024621, 19.3339713 GEM-nuclear
FuelNuclear GEM-nuclear
MW installed capacity1,200 MW GEM Global Nuclear Power Tracker September 2025 unit-status sum (announced); source-verified plant capacity
Verification noteSum of 4 GNPT unit records in the selected active project pipeline scope. source-verified
OwnerOrlen Synthos Green Energy [100%] GEM-nuclear
Technologysmall modular reactor GEM-nuclear

Calculated from dataset

Capacity rank in country#21 / 246 calculated
Fuel-specific rank in country#7 / 10 calculated
Capacity vs country/fuel peers1.00× · 1,200 MW · n=10 calculated
Climate8.3°C · HDD 3,508 derived from coordinates
Environmental severityC2 · 26/100 derived from coordinates

Not available

CommissionedNot available not in dataset
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 (announced); fuel: GEM GNPT

In context: how this plant compares

At 1,200 MW, Stawy Monowskie nuclear power plant is around the median nuclear plant in Poland (1,200 MW). Technically it is described as small modular reactor. Its current lifecycle status is “Announced” — so it is not yet, or no longer, generating at full output. 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 #7 largest nuclear power plant of 10 in Poland by capacity.

Poland has 10 nuclear power plants in this dataset, together about 15,072 MW of capacity.

Nearby power plants

Location

Coordinates 50.024621, 19.3339713 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is Stawy Monowskie nuclear power plant?

Stawy Monowskie nuclear power plant is a 1,200 MW nuclear power plant in Lesser Poland Voivodeship, Poland.

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