| Dasha River | |
| Subdivision Type1: | Country |
| Subdivision Name1: | China |
| Subdivision Type2: | Province |
| Subdivision Name2: | Guangdong |
| Subdivision Type3: | City |
| Subdivision Name3: | Shenzhen |
| Source1 Location: | Mount Yangtai |
| Source1 Coordinates: | 22.5392°N 113.9631°W |
| Mouth Location: | Shenzhen Bay |
| Mouth Coordinates: | 22.5248°N 113.9619°W |
| Length: | 18.8km (11.7miles) |
Dasha River is a river in southwestern Shenzhen in Guangdong, China. It is 18.8km (11.7miles) long and drains an area of 90.69km2. It rises in Mount Yangtai, and flows generally southwest, passing through the Nanshan District and emptying into the South China Sea in Shenzhen Bay.
The Changlingpi Stream is a largest tributary to Dasha River, it rises in Changlingpi Reservoir .
As the only river flowing through Nanshan District, Dasha River is a receiving waters of industrial wastewater and domestic sewage in the district.[1] Although the river training works has been going on for more than 8 years, but it has not been effective and the trend year-on-year increase.[2] [3]