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VVR-2

VVR-2, a research reactor (tank) in Moscow, Russia, with 3 MW of thermal power, operated by Kurchatov Institute of Atomic Energy. Decommissioned, first critical in 1954.

It was one of the 123 research reactors Russia has had; 57 remain in operation today. It went critical 8 years after the first research reactor in Russia, F-1 (1946). 36 tank-type reactors remain in operation today across 23 countries.

Country
Russia
City
Moscow
Type
Tank
Thermal power
3 MW
Operator
Kurchatov Institute of Atomic Energy
Status
Decommissioned
First criticality
1954

Data: IAEA RRDB · updated on Sep 3, 2026

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