| Project | Nam Theun 1 Hydropower Project |
| Operator | Nam Theun 1 Power Company Limited (NT1PC) |
| Commercial Operation | August 2022 |
| Installed Capacity | 650 MW |
| Net Head | 140m |
| Turbines | 2 x 260 MW and 1 x 130 MW Vertical Axis Francis |
| Catchment | 13856 km2 |
| Dam Type | Rolled Compressed Concrete (RCC) |
| Dam Height | 177 m |
| Project Type | Reservoir |
| Website | https://www.nt1pc.com/ |