Stilling Basin Innertkirchen

To ecologically enhance the Aare River, water which comes from the KWO's power plants will first run into a stilling basin. From here the water will be gently introduced back into the Aare. The stilling basin serves the purpose of reducing hydro-peaking.

Most Important Construction Stages

• Stilling basin with a volume of 50'000 m3
• 25 turbines to reduce speed of current into the Aare
• neew tailwater tunnel to basin at Innertkirchen 2

Benefits/Facts & Figures

• Reduction of hyro-peaking from 8:1 to 5:1
• Energy increase 2 GWh per year
• Investment 15 million Francs