Obersee (Arosa)

Obersee
Location Arosa, Grisons
Coordinates 46°47′04″N 9°40′53″E / 46.78444°N 9.68139°E / 46.78444; 9.68139Coordinates: 46°47′04″N 9°40′53″E / 46.78444°N 9.68139°E / 46.78444; 9.68139
Type oligotrophic, dimictic
Basin countries Switzerland
Max. length 390 m
Max. width 250 m
Surface area 7.1 ha
Average depth 7.3 m
Max. depth 13 m
Water volume 0.5 mio m³
Surface elevation 1734 m
Frozen 5-6 months

Obersee ("upper lake") or Oberer Arosasee is the lake in the center of Arosa, a resort in the Grisons, Switzerland. The lake has a surface area of 7.1 ha (18 acres) at an elevation of 1734 m. Arosa's lower lake (Untersee) is at 1691 m.


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