China China · Jinan · 36.670, 117.021 (approximate location)

MNSR-SD

MNSR-SD, a research reactor (tank) in Jinan, China, with 33 kW of thermal power, operated by Research Institute of Geological Science. Decommissioned, first critical in 1989.

It was one of the 22 research reactors China has had; 18 remain in operation today. It went critical 31 years after the first research reactor in China, HWRR-II (1958). 36 tank-type reactors remain in operation today across 23 countries.

Country
China
City
Jinan
Type
Tank
Thermal power
33 kW
Operator
Research Institute of Geological Science
Status
Decommissioned
First criticality
1989

Data: IAEA RRDB · updated on Sep 3, 2026

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