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HWGCR — HWGCR

Reactor technology overview and global count

Total units4
Operational0
Under construction0
Suspended0
Shut down4
Countries4
Operating capacity—

In the WhereNuc dataset there are 4 recorded HWGCR units across 4 countries. The earliest recorded HWGCR unit entered commercial operation in 1968, the most recent in 1972. No HWGCR units are currently listed as operational in this dataset.

Countries using HWGCR reactors

CountryUnitsShare
Slovakia125%
France125%
Switzerland125%
Germany125%

Common HWGCR models

ModelUnits
KS 1501
Monts-D'Arree1
HWGCR: 2-loops1
pressure tube reactor1
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Other reactor types

PWRBWRPHWRGCRLWGRFBR
Counts derived from the WhereNuc dataset (GeoNuclearData, WNA/IAEA-derived). Figures are approximate — verify official status with IAEA PRIS. Nuclear & uranium FAQ