Largest hydropower plants in Cambodia
19 hydro records for Cambodia carry a capacity figure: 6.7 GW in total, 2.3 GW of it operating across 13 records. Operating and announced are ranked separately. Every row links to its record and its public source; the country as a whole is on the Cambodia market page.
Largest operating hydropower plants in Cambodia
| # | Project | Developer | Capacity | Stage |
|---|---|---|---|---|
| 1 | Lower Sesan 2 hydroelectric plant | Hydro Lancang International Energy | 400 MW | Operational |
| 2 | Lower Russei Chrum | — | 338 MW | Operational |
| 3 | Stung Tatai | — | 246 MW | Operational |
| 4 | Stung Tatay hydroelectric plant | China National Heavy Machinery CORP (CHMC) | 246 MW | Operational |
| 5 | Russei Chrum Krom Upper hydroelectric plant | China Huadian Group Co Ltd | 206 MW | Operational |
| 6 | Lower Stung Russey Chrum Upper Power Plant | — | 206 MW | Operational |
| 7 | Kamchay hydroelectric plant | Sinohydro Corp Ltd | 194 MW | Operational |
| 8 | Russei Chrum Krom Lower hydroelectric plant | China Huadian Group Co Ltd | 132 MW | Operational |
| 9 | Stung Atai | — | 120 MW | Operational |
| 10 | Stung Atay hydroelectric plant | China Datang Corp Ltd | 120 MW | Operational |
| 11 | Stueng Atay Lower Power Plant | C.H.D.(Cambodia) Hydropower Development Co. Ltd | 100 MW | Operational |
| 12 | Stueng Atay Upper Power Plant | C.H.D.(Cambodia) Hydropower Development Co. Ltd | 20 MW | Operational |
| 13 | Kirirom I | — | 12 MW | Operational |
Watch Cambodia hydro. One email when a project on this ranking moves stage, is corrected, or a larger one is added.
Under construction or announced
| # | Project | Developer | Capacity | Stage |
|---|---|---|---|---|
| 1 | Sambor hydroelectric plant | — | 2,600 MW | Concept |
| 2 | Stung Treng hydroelectric plant | Royal Group | 1,400 MW | Concept |
| 3 | Stung Tatai Leu hydroelectric plant | China National Heavy Machinery CORP (CHMC) | 150 MW | Construction |
| 4 | Stung Veay Thmar Kambot hydroelectric plant | — | 100 MW | Development |
| 5 | Stung Pursat hydroelectric plant | SPHP Cambodia Co Ltd | 80 MW | Construction |
| 6 | Stung Russey Chrum Kandal hydroelectric plant | Khmer Electrical Power Co Ltd | 70 MW | Development |
The Cambodia hydro records as a file
Rows from redistributable sources only, CC BY 4.0, issued to a work email.
Questions about hydro in Cambodia
What is the largest hydropower plant in Cambodia?+
The largest operating hydropower plant on record in Cambodia is Lower Sesan 2 hydroelectric plant at 400 MW, developed by Hydro Lancang International Energy; Electricity Vietnam International; Royal Group. Ranked by the capacity figure in the public source named on the record, whole project rather than any partner's share.
What is the largest hydropower plant planned in Cambodia?+
Sambor hydroelectric plant at 2,600 MW, at concept stage. Of the 6.7 GW of hydro on record for Cambodia, 2.3 GW is operating; the rest is announced or being built.
How many hydropower plants does Cambodia have?+
Solandor holds 19 hydro records for Cambodia with a stated capacity, 13 of them operating. That is the public record from the datasets named on each row, not a census: small plants below tracker thresholds are missing from the sources and so from here.