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Blenio storage power plant

The Blenio storage power plant went into operation between 1959 and 1963. The power plant consists of the Luzzone, Olivone and Biasca stations. All facilities are remotely controlled and monitored from the command centre in Locarno. The concession runs until 2042.

Facts & figures

Plant type:

Storage power plant


Locarno, Switzerland

Number of turbines:

Luzzone: 1 Francis turbine / Olivone: 2 twin Pelton turbines / Biasca: 4 twin Pelton turbines


400 MW


17 %


1959 / 1963

Average annual production:

835 GWh

Guided tours:



In service