Madras Atomic Power Station, Indiaís first indigenously designed atomic power plant and fuel reprocessing plant, is situated at Kalpakkam
, about 80 km south of Chennai
. Started commercial production in 1984, this pressurized heavy water reactor (PHWR) generates about 340 MWe of electrical power. It uses mixed uranium-plutonium-carbide as fuel and sodium as coolant. The plant has state-of-the-art spent fuel reprocessing units, interim storage facilities (ISF) and waste treatment facilities that includes plutonium fuel fabrication for fast breeder reactors (FBRs).
Chennai International Airport is the nearest airport.