Lake Toma (German: Tomasee, Romansh: Lai da Tuma or Lag da Toma) is a lake at the northern face of Piz Badus, above the village of Tschamut in the canton of Grisons (Graubünden), Switzerland. Its surface area is 2.5 ha (6.2 acres).

Lake Toma (Tomasee)
Lai da Tuma
Lake Toma (Tomasee) is located in Canton of Graubünden
Lake Toma (Tomasee)
Lake Toma (Tomasee)
Lake Toma (Tomasee) is located in Canton of Uri
Lake Toma (Tomasee)
Lake Toma (Tomasee)
Lake Toma (Tomasee) is located in Switzerland
Lake Toma (Tomasee)
Lake Toma (Tomasee)
Lake Toma (Tomasee) is located in Alps
Lake Toma (Tomasee)
Lake Toma (Tomasee)
LocationGrisons
Coordinates46°37′57″N 8°40′20″E / 46.63250°N 8.67222°E / 46.63250; 8.67222
Primary inflowsRein da Tuma
Primary outflowsRein da Tuma
Basin countriesSwitzerland
Surface area2.5 ha (6.2 acres)
Surface elevation2,345 m (7,694 ft)
Map

It is the source of the Anterior Rhine and is deemed to be the official source of the Rhine (the source of the Posterior Rhine is above Hinterrhein, Switzerland, at 46°29′56″N 9°03′54″E / 46.499°N 9.065°E / 46.499; 9.065 (Source of Hinterrhein)).

It is possible to reach the lake on a path from Oberalp Pass, suitable for most walkers although still a mountain trail.[1]

Sign for the source of the Rhine (German: Rheinquelle) near Lake Toma

See also

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References

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  •   Media related to Tomasee at Wikimedia Commons