Mullaperiyar Dam, Idukki

The Mullaperiyar Dam is a masonry gravity dam on the Periyar River in the Indian state of Kerala.It is located 881 m (2,890 ft) above mean sea level, on the Cardamom Hills of the Western Ghats in Thekkady, Idukki District of Kerala, South India. It was constructed between 1887 and 1895 by the British Government to divert water eastwards to the Madras Presidency area (present-day Tamil Nadu). It has a height of 53.6 m (176 ft) from the foundation, and a length of 365.7 m (1,200 ft). The Periyar National Park in Thekkady is located around the dam’s reservoir. The dam is located in Kerala on the river Periyar, but is operated and maintained by Tamil Nadu state. Although the Periyar River has a total catchment area of 5398 km2 with 114 km2 in Tamil Nadu, the catchment area of the Mullaperiyar Dam itself lies entirely in Kerala.

Earlier known as the Periyar Dam as it was basically meant to dam the Periyar river, the present name Mullaperiyar is derived from a portmanteau of Mullayar River and Periyar River, at the confluence of which the dam is located below.

Town:: Kottayam - Kumily 110 km (4 hrs) : Munnar - Kumily 110 km (4 hrs) : Madurai - Kumily 136 km (3 hrs) : Thiruvananthapuram - Kumily 265 km (8 hrs) : Thekkady - Kumily 4 km (10 min) : Kodaikanal - Kumily 149 km (5 hrs) : Idukki - Kumily 65 km (21/2 hrs) : Alappuzha - Kumily 160 km (51/2 hrs) : Ooty - Kumily 390 km (11 hrs)
Airport:: Nearest Airports: Madurai (Tamil Nadu): 140 km, Kochi: 190 km, Thiruvananthapuram: 265 km , Kozhikode: 315 km, Chennai (Tamil Nadu): 570 km
Railway Station:: Nearest railway stations:- Kottayam: 119 km (4 hrs), Madurai: 136 km (31/2 hrs), Changanacherry: 93 km (4 hrs), Theni: 60 km (11/2 hrs), Angamaly: 99 km (4 hrs), Aluva 98 km (4 hrs)
District:: Idukki
Longitude:: 9.528811
Latitude:: 77.144521