ESSOR Nuclear Plant
ESSOR Nuclear Plant, a research reactor (heavy water) in Ispra, Italy, with 43 MW of thermal power, operated by Joint Research Centre Ispra. Shut down, first critical in 1967.
It was one of the 18 research reactors Italy has had; 5 remain in operation today. It went critical 8 years after the first research reactor in Italy, Avogadro RS-1 (1959). 10 heavy-water research reactors remain in operation today across 7 countries.
- Country
- Italy
- City
- Ispra
- Type
- Heavy water
- Thermal power
- 43 MW
- Operator
- Joint Research Centre Ispra
- Status
- Shut down
- First criticality
- 1967
See also: every research reactor in Italy · How research reactors work
Data: IAEA RRDB · updated on Sep 3, 2026