Sơn La Dam

Sơn La Dam
Location of Sơn La Dam in Vietnam
CountryVietnam
LocationÍt Ong, Mường La District, Sơn La Province
Coordinates21°29′47″N 103°59′42″E / 21.49639°N 103.99500°E / 21.49639; 103.99500
StatusOperational
Construction began2005
Opening date2012
Owner(s)Vietnam Electricity
Dam and spillways
Type of damConcrete gravity dam
ImpoundsDa River
Height138 m (453 ft)
Length1,000 m (3,300 ft)
Width (base)90 m (295 ft)
Spillway capacity35,000 m3/s (1,200,000 cu ft/s)
Reservoir
Total capacity3.1 km3 (0.74 cu mi)
Surface area440 km2 (170 sq mi)
Power Station
Commission date2010
TypeConventional
Turbines6 x 400 MW Francis type
Installed capacity2,400 MW
Annual generation10,246 GWh

Sơn La Dam is a concrete gravity dam on the Black River in Ít Ong, Mường La District, Sơn La Province, Vietnam. It is the largest hydroelectric power station in Southeast Asia.