See also: Ulhas (disambiguation).
| Ulhas River | |
| Map: | Geographybombay.png |
| Subdivision Type1: | Country |
| Subdivision Name1: | India |
| Subdivision Type2: | State |
| Subdivision Name2: | Maharashtra |
| Subdivision Type5: | Cities |
| Subdivision Name5: | Mumbai, Thane |
| Length: | 122km (76miles) |
| Source1: | Western Ghats |
| Source1 Location: | India |
| Mouth Location: | Arabian Sea, India |
The Ulhas River is a river in Maharashtra, India. It is in the Thane, Raigad, and Pune districts of that state. It flows north and west from it source to where it splits into Vasai Creek and Thane Creek, near Thane. The Ulhas divides Salsette Island from the mainland, and is important for the water supply of Mumbai.[1] [2] [3]