Amaravathi Dam at Amaravathinagar, 25 km south on SH 17 from Udumalpet, is located in Indira Gandhi Wildlife Sanctuary in tirupur district, Tamil Nadu, India. The 9.31 km², 33.53 m deep Amaravathi Reservoir was created by this steep dam. It was built primarily for irrigation and flood control and now also has 4 megawatts of electric generating capacity installed.