Pak Mun Dam


Pak Mun dam was constructed across the Mun River at Ban Hua Heo in Khong Chiam district, Ubon Ratchathani province.

Dam Features



Crest elevation
Crest Length
Crest width

Diversion dam, constructed by

roller compacted concrete
17 meters
+ 185 meters(MSL)
300 meters
7.5 meters

Power Plant
The powerhouse is a reinforced concrete building of 72 meters long situated along the dam. It houses four 34 MW generators, totaling 136 MW of generating capacity that can annually generate 280 million units of electric power.

Operation Year: 1993
Date of Inauguration