Rapoldi-Weiher
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| Rapoldi-Weiher | |
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| Location | Innsbruck, Tyrol |
| Coordinates | 47°16′02″N 11°23′34″E / 47.26713°N 11.392758°ECoordinates: 47°16′02″N 11°23′34″E / 47.26713°N 11.392758°E |
| Primary outflows | Artificial outflow to the Sill River |
| Basin countries | Austria |
| Surface area | 1.5 ha |
| Surface elevation | 575 m |
The Rapoldi-Weiher lies in the park with the same name in the district Pradl in Innsbruck. It was erected as recreation area. With an area size of 1.5 ha the Lake is a larger waters in the city area.
The Lake possesses an artificial feed pipe, which takes the water from the Sill River subterraneously and supplies the Lake with it. An outflow with 70 metres length leads the water back into the river. Nevertheless the Lake is soiling more and more. Algae spread sporadically and make the water brown. The critical C grade quality is an alarm signal for the city administration to take actions in time before the Lake turns into a dead zone. The Lake is a protected living space for various kind of ducks and carps though.
