#deinsauerland / Outdooractive POIs / Diemelsee-Staumauer

The construction of the Diemelsee-Staumauer was decided in 1905 and started in 1912. Due to the 1st World War the construction work had to be interrupted and could only be finished in 1924.

Blick Diemelsee Staumauer vom Eisenberg

Diemelsee überlaufend

Diemelsee Staumauer

Diemelsee Staummauer überlaufend




34431 Marsberg

Telefon: 02992-8200




It was built from hardly weathering greenstone (diabase), which was quarried close under the summit of the Eisenberg rising to the right of the dam wall.

Technical data:

Wall height: 42 m
Crown radius: 250 m
Crown length: 194 m
Crown width: 7 m
Bottom length: 90 M
Bottom width: 31 m

The Diemel dam is not used for drinking water supply. When the water level of the Weser is low, it has the task of supplying the feed water for the Mittelland Canal. Another purpose is flood protection.

Today, the Diemelsee-Staumauer and the hydroelectric power plant are listed buildings.

Main opening times:

Sunday opened
Monday opened
Tuesday opened
Wednesday opened
Thursday opened
Friday opened
Saturday opened


Freier Eintritt: 0 €

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