Tansa Lake

Tansa dam
Location of Tansa dam in India Maharashtra
Official name	Tansa dam D05126
Location	Mumbai
Coordinates	19°33′32″N 73°15′45″E / 19.5589408°N 73.2623722°E / 19.5589408; 73.2623722Coordinates: 19°33′32″N 73°15′45″E / 19.5589408°N 73.2623722°E / 19.5589408; 73.2623722
Opening date	1892
Dam and spillways
Type of dam	Earthfill Gravity
Impounds	Tansa river
Height	41 m (135 ft)
Length	2,804 m (9,199 ft)
Dam volume	2,670 km3 (640 cu mi)
Reservoir
Total capacity	184,600 km3 (44,300 cu mi)
Surface area	19.1 km2 (7.4 sq mi)

Tansa dam, is an earthfill and gravity dam on Tansa river near Mumbai, Thane district in the state of Maharashtra in India. The dam is one of the seven sources of drinking water to the city of Mumbai.

The height of the dam above lowest foundation is 41 m (135 ft) while the length is 2,804 m (9,199 ft). The volume content is 2,670 km³ (640 cu mi) and gross storage capacity is 208,700.00 km³ (50,069.79 cu mi).