| Walwan Dam | |
|---|---|
  Location of Walwan Dam in Maharashtra | |
| Official name | Walwan Dam |
| Location | Maval |
| Coordinates | 18°46′18″N 73°25′38″E / 18.771761°N 73.4271854°E |
| Opening date | 1916 |
| Owner(s) | Tata Power, India |
| Dam and spillways | |
| Type of dam | Gravity |
| Impounds | Indrayani river |
| Height | 26.36 m (86.5 ft) |
| Length | 1,356 m (4,449 ft) |
| Dam volume | 182,000 m3 (6,400,000 cu ft) |
| Reservoir | |
| Total capacity | 72,122,000 m3 (2.5470×109 cu ft) |
| Surface area | 142,500 m2 (1,534,000 sq ft) |
Walwan Dam, (or Valvan Dam) is a gravity dam on the Indrayani river near Lonavla, Pune district in State of Maharashtra in India. It provides water to the nearby Khopoli Power Plant and to residents of Lonavla and Khandala and neighborhood villages.