Norway Norway · Kjeller · 59.983, 11.033 (approximate location)

JEEP II

JEEP II, a research reactor (tank) in Kjeller, Norway, with 2 MW of thermal power, operated by Institutt for Energiteknikk. Shut down, first critical in 1966.

It was one of the 4 research reactors Norway has had; 0 remain in operation today. It went critical 15 years after the first research reactor in Norway, JEEP I (1951). 36 tank-type reactors remain in operation today across 23 countries. Its declared uses include isotope production, neutron scattering, neutron radiography and silicon doping.

Country
Norway
City
Kjeller
Type
Tank
Thermal power
2 MW
Operator
Institutt for Energiteknikk
Status
Shut down
First criticality
1966
Purpose
Isotope production, neutron scattering, neutron radiography, silicon doping, transmutation, teaching, activation analysis, geochronology, materials testing

Data: IAEA RRDB · updated on Sep 3, 2026

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