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Netherlands Netherlands · Petten · 52.788, 4.678

HFR

HFR, a research reactor (tank) in Petten, Netherlands, with 45 MW of thermal power, operated by Nuclear Research and Consultancy Group (NRG). Operating, first critical in 1961.

It is the most powerful research reactor in the Netherlands, of the 3 currently operating. It went critical 1 year after the first research reactor in the Netherlands, LFR (1960). It is one of 36 tank-type reactors operating worldwide, spread across 23 countries. Its declared uses include isotope production, training and materials testing.

Country
Netherlands
City
Petten
Type
Tank
Thermal power
45 MW
Operator
Nuclear Research and Consultancy Group (NRG)
Status
Operating
First criticality
1961
Purpose
Isotope production, training, materials testing

Data: IAEA RRDB · updated on Sep 3, 2026

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