ES
Italy Italy · Ispra · 45.815, 8.613 (approximate location)

ISPRA-1

ISPRA-1, a research reactor (heavy water) in Ispra, Italy, with 5 MW of thermal power, operated by EC Joint Research Centre Ispra. Shut down, first critical in 1959.

It was one of the 18 research reactors Italy has had; 5 remain in operation today. It was among the first research reactors in Italy, going critical in 1959 alongside 2 others. 10 heavy-water research reactors remain in operation today across 7 countries.

Country
Italy
City
Ispra
Type
Heavy water
Thermal power
5 MW
Operator
EC Joint Research Centre Ispra
Status
Shut down
First criticality
1959

Data: IAEA RRDB · updated on Sep 3, 2026

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