Pak Mun Dam
| Pak Mun Dam | |
|---|---|
Main wall of the Pak Mun Dam | |
| Country | Thailand |
| Location | Khong Chiam District, Ubon Ratchathani Province |
| Coordinates | 15°16′55″N 105°28′6″E / 15.28194°N 105.46833°E |
| Construction began | 1990 |
| Opening date | 1994 |
| Construction cost | US$240 million |
| Dam and spillways | |
| Impounds | Mun River |
| Height | 17 m (56 ft) |
| Length | 300 m (984 ft) |
| Width (crest) | 7.5 m (25 ft) |
| Reservoir | |
| Creates | Pak Mun Reservoir |
| Power Station | |
| Operator(s) | Electricity Generating Authority of Thailand |
| Commission date | 1994 |
| Turbines | 4 |
| Installed capacity | 136 MW |
| Annual generation | 290 GWh |
The Pak Mun Dam (Thai: เขื่อนปากมูล, RTGS: Khuean Pak Mun, pronounced [kʰɯ̀a̯n pàːk mūːn]) is a barrage dam and run-of-the-river hydroelectric plant 5.5 km west of the confluence of the Mun and Mekong Rivers in Khong Chiam District, Ubon Ratchathani Province, Thailand. It was constructed by the Electricity Generating Authority of Thailand (EGAT) with support from the World Bank at a total cost of US$240 million, and completed in 1994.