Lago di Robièi is a lake

Lake

A lake is a body of relatively still fresh or salt water of considerable size, localized in a basin, that is surrounded by land. Lakes are inland and not part of the ocean and therefore are distinct from lagoons, and are larger and deeper than ponds. Lakes can be contrasted with rivers or streams,...

 in Ticino

Ticino

Canton Ticino or Ticino is the southernmost canton of Switzerland. Named after the Ticino river, it is the only canton in which Italian is the sole official language...

, Switzerland

Switzerland

Switzerland name of one of the Swiss cantons. ; ; ; or ), in its full name the Swiss Confederation , is a federal republic consisting of 26 cantons, with Bern as the seat of the federal authorities. The country is situated in Western Europe,Or Central Europe depending on the definition....

. The reservoir

Reservoir

A reservoir , artificial lake or dam is used to store water.Reservoirs may be created in river valleys by the construction of a dam or may be built by excavation in the ground or by conventional construction techniques such as brickwork or cast concrete.The term reservoir may also be used to...

 has a volume of 6.7 million m³ and a surface area of 0.24 km²

1 E5 m²

To help compare sizes of different geographic regions, areas between 10 hectares and 100 hectares are listed below.* Areas smaller than 0.1 km2* 0.1 km2 is equal to:**1 E+5 m² or 100,000 m2...

. It is located at an elevation of 1940 m near Lago dei Cavagnöö

Lago dei Cavagnöö

Lago dei Cavagnöö is a lake in the municipality of Bignasco, Ticino, Switzerland. Its surface area is 0.46 km².The arch dam Cavagnoli has a height 111 m. It was completed in 1968....

 and Lago del Zött

Lago del Zött

Lago del Zött is a reservoir in the canton of Ticino, Switzerland, with a surface area of 0.13 km². Its 36 m arch dam was completed in 1967 and holds a volume of 1.65 mio m³.-External links:*...

.

The reservoir can be reached by following the road through the Maggia Valley to Bignasco

Bignasco

Bignasco is a village in the district of Vallemaggia, in the canton of Ticino, Switzerland. On 22 October 2006 Bignasco lost its status as an independent municipality when together with the village of Cavergno it was incorporated into the municipality of Cevio....

 and proceeding to San Carlo

San Carlo

San Carlo is the Italian for Saint Charles, and may refer to:* Charles Borromeo, also known as San Carlo Borromeo* San Carlo all'Arena, a neighbourhood in Naples where the Bourbon Hospice for the Poor is located...

. From San Carlo, an aerial tramway

Aerial tramway

An aerial tramway , cable car , ropeway or aerial tram is a type of aerial lift which uses one or two stationary ropes for support while a third moving rope provides propulsion...

leads to the dam 900 m above.

The dam was completed in 1967.