It is located at Amaravathinagar, 25 kilometres (16 mi) south of Udumalpet on SH 17 in the Indira Gandhi Wildlife Sanctuary, Tirupur district in the Indian state of Tamil Nadu.

The associated Amaravathi Reservoir is 9.31 square kilometres (3.59 sq mi) in area and 33.53 metres (110.0 ft) deep.

[1] The dam was built primarily for irrigation and flood control and now also has four megawatts of electrical generating capacity installed.

Amaravathi Reservoir at Amaravathinagar, 25 km (16 mi) south on SH 17 from Udumalpet, is located in Indira Gandhi Wildlife Sanctuary and National Park in Tiruppur district, Tamil Nadu, India.

[6] During 2003–04, the Tamil Nadu Electricity Board proposed to increase the dams utility by installing 4 MW capacity hydro-electric power station,[7] which is now operating.

In 2007, fifty tribals who reside at Karattupathi settlement, close to the reservoir, enrolled themselves as members of the society and eight of them have received a fishing licence.

[12] The largest wild breeding population of crocodiles in South India live in the reservoir, and in the Chinnar, Thennar and Pambar rivers that drain into it.

[16] The park and crocodile farm are open every day from 9:00 a.m. to 6:00 p.m. Travel by road From Coimbatore – via Pollachi and Udumalpet to Amaravathynagar is 96 km (60 mi).