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Australia Australia · Lucas Heights · -34.051, 150.979

OPAL

OPAL, a research reactor (pool) in Lucas Heights, Australia, with 20 MW of thermal power, operated by ANSTO (Australian Nuclear Science and Technology Organisation). Operating, first critical in 2006.

It is the only research reactor operating in Australia today; the country has shut down 3 others. It went critical 48 years after the first research reactor in Australia, HIFAR (1958). It is one of 48 pool-type reactors operating worldwide, spread across 28 countries. It is one of 9 research reactors in 7 countries that INVAP designed or built.

Country
Australia
City
Lucas Heights
Type
Pool
Thermal power
20 MW
Operator
ANSTO (Australian Nuclear Science and Technology Organisation)
Design and construction
Designed and built by INVAP
Status
Operating
First criticality
2006
Purpose
Mo-99 and radioisotope production for nuclear medicine, neutron beam science (Australian Centre for Neutron Scattering), silicon irradiation (neutron transmutation doping), neutron radiography, activation analysis, geochronology, training

Data: IAEA RRDB · updated on Sep 3, 2026

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