Kaprun Klammsee Run-of-River Power Plant

The VERBUND power plant Kaprun Klammsee is a run-of-river power plant on the Kapruner Ache and situated in the municipality of Kaprun in Salzburg.

* Source: ENTSO-E Production 2017

The Klammsee power plant supplies the storage power plants in Kaprun with their own requirements. The power plant uses the outflows from the remaining catchment area of the Kaprun valley, which is not covered by the main stage power plant. The power plant has a capacity of 0.5 MW.

Lake Klammsee has developed into a popular local recreational area in Kaprun and welcomes locals as well as visitors from all over the world. A playground, a Kneipp facility and a kiosk are available to visitors.

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Owner	VERBUND Hydro Power GmbH
Operator	VERBUND Hydro Power GmbH
Commissioning	1947
Type	Run-of-river power plant
Country	Austria
Region	Salzburg
Waters	Salzach, Kapruner Ache
Output	01 MW
Annual output	3,251 MWh
Turbine	Francis
Connectivity	No fish bypass

The run-of-river power plant is not equipped with a fish bypass as this would not deliver any ecological added value.

Responsible treatment of the environment

The Kaprun-Klammsee power plant was built between 1938 and 1949, serves for the supply of its own energy requirement for the storage power plants in Kaprun and, with an average head of 65 metres, uses the outflows from the remaining catchment area of the Kaprun valley, which is not covered by the Kaprun main stage power plant. The power plant generates 3.3 GWh of electricity per year on average.

The auxiliary plant consists of the Klammsee reservoir (a daily storage facility that is held back by the Bürg dam), a headrace and two machine sets in the main stage powerhouse with a total rated output of 500 kW.

Klammsee reservoir: 200,000 m3 capacity
Bürg dam: 19 metre-high gravity wall
Headrace: 430 metres