Company profile of Zwilag

Zwilag Zwischenlager Würenlingen AG is a stock company owned by the Swiss nuclear power plant operators.  The purpose of the company is to operate disposal facilities and provide interim storage capacity for radioactive waste in Würenlingen.

The share capital is allocated proportionally to the thermal output of the Swiss nuclear power plants:

  • BKW Energie AG, Berne 10.7 %
  • Kernkraftwerk Gösgen-Däniken AG, Däniken 31.2 %
  • Kernkraftwerk Leibstadt AG, Leibstadt 33.8 %
  • Axpo Power AG, Baden 24.3 %

The interim storage of radioactive waste is an essential component of the waste disposal concept of the Swiss nuclear power plant operators.  As such, the central interim storage facility plays an important role in the nuclear disposal chain.