Russia Russia · Sarov · 54.933, 43.317

GIR-2

GIR-2, a research reactor (fast) in Sarov, Russia, with 1 kW of thermal power, operated by All Russian Research Inst. of Exp. Physics. Operating, first critical in 1993.

It is one of the 57 research reactors operating in Russia. It went critical 47 years after the first research reactor in Russia, F-1 (1946). It is one of 15 fast research reactors operating worldwide, spread across 6 countries. It has been 33 years since its first criticality.

Country
Russia
City
Sarov
Type
Fast
Thermal power
1 kW
Operator
All Russian Research Inst. of Exp. Physics
Status
Operating
First criticality
1993

Data: IAEA RRDB · updated on Sep 3, 2026

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