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Ukraine Ukraine · Sevastopol · 44.605, 33.523

SPh IR-100

SPh IR-100, a research reactor (critical assembly) in Sevastopol, Ukraine, with 2 W of thermal power, operated by Sevastopol Univ. of Nuclear Energy and Industry. Operating, first critical in 1974.

By thermal power it ranks third among the 3 research reactors operating in Ukraine. It went critical 14 years after the first research reactor in Ukraine, WWR-M Kiev (1960). It is one of 44 critical assemblies operating worldwide, spread across 12 countries. Its declared uses include training.

Country
Ukraine
City
Sevastopol
Type
Critical assembly
Thermal power
2 W
Operator
Sevastopol Univ. of Nuclear Energy and Industry
Status
Operating
First criticality
1974
Purpose
Training

Data: IAEA RRDB · updated on Sep 3, 2026

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