Upamayu Dam

Upamayu Dam
Location of Upamayu Dam in Peru
Country	Peru
Location	Junín Region, Pasco Region
Coordinates	10°55′22″S 76°16′39″W / 10.92278°S 76.27750°W / -10.92278; -76.27750Coordinates: 10°55′22″S 76°16′39″W / 10.92278°S 76.27750°W / -10.92278; -76.27750
Status	Operational
Opening date	1936
Dam and spillways
Impounds	Upamayu
Height	10 m (33 ft)
Length	96 m (315 ft)
Reservoir
Total capacity	556,000,000 m3 (451,000 acre·ft)

The Upamayu Dam (Quechua upa calm, silent; mute, mayu river, "silent (or mute) river", also spelled Upamayo) is a dam at Lake Junin, the largest lake entirely in Peru. It is located on the border of the Junín Region, Junín Province, Ondores District, and the Pasco Region, Pasco Province, Vicco District.

The dam was erected in 1936. It is 10 m (33 ft) high and 96 m (105 yd) long. It is operated by Centromín Perú. The reservoir has a capacity of 556,000,000 m³ (451,000 acre·ft).