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India India · Mumbai · 19.076, 72.877 (approximate location)

Apsara

Apsara, a research reactor (pool) in Mumbai, India, with 1 MW of thermal power, operated by BARC, Reactor Operations Division. Decommissioned, first critical in 1956.

It was one of the 11 research reactors India has had; 5 remain in operation today. It was the first research reactor in India to go critical. 48 pool-type reactors remain in operation today across 28 countries. Its declared uses include neutron scattering, neutron radiography, teaching and training.

Country
India
City
Mumbai
Type
Pool
Thermal power
1 MW
Operator
BARC, Reactor Operations Division
Status
Decommissioned
First criticality
1956
Purpose
Neutron scattering, neutron radiography, teaching, training, activation analysis

Data: IAEA RRDB · updated on Sep 3, 2026

More information

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