Windscale Advanced Gas Cooled Reactor

Windscale Advanced Gas Cooled Reactor
WAGR containment vessel, on the left, seen in 2014. The chimney on the right is a part of the Windscale Piles
Reactor conceptAdvanced gas-cooled reactor
Designed byUnited Kingdom Atomic Energy Authority
Operational1962 to 1983
StatusDecommissioning
LocationSellafield, England
Coordinates54°25′14″N 3°29′51″W / 54.4205°N 3.4975°W / 54.4205; -3.4975
Main parameters of the reactor core
Fuel (fissile material)Low-enriched uranium
Fuel stateUranium dioxide (pellets)
Neutron energy spectrumThermal
Primary control methodControl rods
Primary moderatorNuclear graphite
Primary coolantCarbon dioxide
Outlet temperature500 °C (932 °F)
Reactor usage
Primary useFuel element testbed
Power (thermal)100 MWt
Power (electric)30 MWe

The Windscale Advanced Gas Cooled Reactor (WAGR) was a nuclear power plant constructed on the Sellafield nuclear site in Cumbria, England.