| Vaitarna Dam | |
| Name Official: | Vaitarna Dam / Modaksagar Dam |
| Dam Crosses: | Vaitarna river |
| Location: | Palghar Mumbai, Maharashtra |
| Dam Type: | Gravity |
| Dam Length: | 567.07m (1,860.47feet) |
| Dam Height: | 82m (269feet) |
| Opening: | 1957[1] |
| Owner: | Brihanmumbai Municipal Corporation, Mumbai, India |
| Res Capacity Total: | 174790000m2 |
| Res Surface: | 8.39km2 |
| Location Map: | India Maharashtra |
| Coordinates: | 19.6708°N 73.2906°W |
Vaitarna Dam, also called Modaksagar Dam, is a Gravity dams on Vaitarna river which supplies water to Palghar, Mumbai, but located in Palghar & Nashik district in the state of Maharashtra in India. It was opened in 1957.
Another dam, the Middle Vaitarna Dam is to be built in the neighboring Palghar & Thane district on the same river; to supplement the water supply to the ever-growing needs of Mumbai and its Mumbai Metropolitan Region.
The height of the dam above lowest foundation is 82m (269feet) while the length is 567.07m (1,860.47feet). The gross storage capacity is 204980m2.[2]