Gundremmingen Nuclear Power Plant (German: Kernkraftwerk Gundremmingen) is a German nuclear power station in Gundremmingen, Günzburg district, Bavaria. Two 1,440 MW reactors, units B and C, are currently in operation. Unit A was the site of the world's first fatal accident in a nuclear power plant, and subsequently the first major accident resulting in a total loss - the only such catastrophe to date in Germany.