Pak Mun is a 136MW hydro power project. It is located on Mun river/basin in Ubon Ratchathani, Thailand. The project is currently active. It has been developed in single phase. Post completion of construction, the project got commissioned in 1993.

Project Type Total Capacity (MW) Active Capacity (MW) Pipeline Capacity (MW) Project Status Project Location Project Developer
Hydropower 136 136 Active Ubon Ratchathani, Thailand Electricity Generating Authority of Thailand


The project is developed and owned by Electricity Generating Authority of Thailand.

Pak Mun is a run-of-river project. The net head of the project is 11.6m. The project generated 280 GWh of electricity. The project cost is $260m.

Development Status

The project got commissioned in 1993.

Contractors Involved

Andritz Hydro was selected as the turbine supplier for the hydro power project. The company provided 4 units of kaplan turbines, each with 34MW nameplate capacity.

Andritz Hydro supplied 4 electric generators for the project. The generator capacity is 36 MVA.

About Electricity Generating Authority of Thailand

Electricity Generating Authority of Thailand (EGAT) is a state-owned power utility. It generates, procures, transmits, and distributes electricity. The authority produces energy using hydro, coal, natural gas, geothermal, wind, solar, diesel, fuel oil and palm oil, among others. EGAT procures electricity from neighboring countries and domestic IPPs and SPPs on wholesale basis. It supplies energy to the Metropolitan Electricity Authority, Provincial Electricity Authority, legal power users, and neighboring utilities. The authority also offers electrical engineering, and power plant construction, operation and maintenance services; and sells power generation by-products to external organizations in ASEAN countries. EGAT is headquartered in Bang Kruai, Nonthaburi, Thailand.


All power projects included in this report are drawn from GlobalData’s Power Intelligence Center. The information regarding the project parameters is sourced through secondary information sources such as electric utilities, equipment manufacturers, developers, project proponent’s – news, deals and financial reporting, regulatory body, associations, government planning reports and publications. Wherever needed the information is further validated through primary from various stakeholders across the power value chain and professionals from leading players within the power sector.