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United Kingdom United Kingdom · Billingham · 54.610, -1.270

ICI TRIGA Reactor

ICI TRIGA Reactor, a research reactor (tRIGA) in Billingham, United Kingdom, with 250 kW of thermal power, operated by ICI Tracerco. Decommissioned, first critical in 1971.

It was one of the 46 research reactors the United Kingdom has had; 1 remains in operation today. It went critical 24 years after the first research reactor in the United Kingdom, GLEEP (1947). 36 TRIGA reactors remain in operation today across 17 countries. It is one of 65 research reactors in 20 countries that General Atomics designed or built.

Country
United Kingdom
City
Billingham
Type
TRIGA
Thermal power
250 kW
Operator
ICI Tracerco
Design and construction
Designed by General Atomics
Status
Decommissioned
First criticality
1971

Data: IAEA RRDB · updated on Sep 3, 2026

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