Houay Ho Dam

The Houay Ho is a dam located in Samakkhixay District of Attapeu Province, Laos, 160 km (99 mi) east of Pakse and 30 km (19 mi) northwest of Attapeu. The project is considered the first privately financed joint venture 'build-operate-transfer' (BOT) hydropower project in Laos. It has installed capacity of 152.1 megawatts (204,000 hp), almost all of which is exported to Thailand.

Houay Ho
Location of Houay Ho in Laos
LocationAttapeu Province, Laos
Coordinates15°3′34″N 106°45′39″E
Opening date1999
Construction costUS$243,000,000
Owner(s)Houay Ho Power Co.
Dam and spillways
Type of damConcrete Face Rockfill
ImpoundsHouay Ho River
Height79 m (259 ft)
Reservoir
Total capacity3.53 km3 (2,860,000 acre⋅ft)
Catchment area192 km2 (74 sq mi)
Surface area37 km2 (14 sq mi)
Power Station
Operator(s)Houay Ho Power Co. Ltd (HHPC)
Commission dateSeptember 3, 1999
Turbines2 x 75 MW and 1 x 2.1 MW.
Installed capacity152.1 MW (204,000 hp)
Annual generation450 GWh (1,600 TJ)
Website
http://www.houayho.com
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