| Beidagang Reservoir | |
|---|---|
  Beidagang Reservoir | |
| Location | Dagang District, Tianjin |
| Coordinates | 38°44′41″N 117°20′15″E / 38.74472°N 117.33750°E |
| Type | reservoir |
| Primary inflows | Duliujian River (artificial branch of Hai River) |
| Catchment area | 1,170 km2 (500 sq mi) |
| Basin countries |  People's Republic of China |
| Max. length | 26 km (20 mi) |
| Max. width | 11 km (7 mi) |
| Surface area | 149 km2 (60 sq mi) |
| Average depth | 7 m (20 ft) |
| Water volume | 436,000,000 m3 (2×1010 cu ft) |
| Shore length1 | 54.5 km (30 mi) |
| 1 Shore length is not a well-defined measure. | |
Beidagang Reservoir is a large reservoir in southern Tianjin built between 1974 and 1980. It is the only large reservoir on the route of the Yellow River-Tianjin water transfer project. It serves as the water supply reservoir to the downtown of Tianjin and surrounding industrial and agricultural areas. The wetland around the reservoir is registered as a protected wetland of China. [1][2]