Bhavanisagar Dam பவானிசாகர் அணை | |
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Bhavanisagar Dam and Reservoir
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Official name | Bhavanisagar Anaicut பவானிசாகர் அணைக்கட்டு |
Location | Bhavanisagar, Erode, Tamil Nadu, India |
Coordinates | 11°28′15″N 77°6′50″E / 11.47083°N 77.11389°ECoordinates: 11°28′15″N 77°6′50″E / 11.47083°N 77.11389°E |
Purpose | irrigation, power |
Status | open |
Construction began | 1948 |
Opening date | 1955 |
Construction cost | ₹210 million (US$3.3 million) |
Owner(s) | Government of Tamil Nadu |
Operator(s) | Government of Tamil Nadu |
Dam and spillways | |
Type of dam | earthen |
Impounds | Bhavani River |
Height (foundation) | 40 m (130 ft) |
Height (thalweg) | 120 ft (37 m) |
Length | 8 km (5.0 mi) |
Reservoir | |
Creates | Bhavanisagar Reservoir |
Total capacity | 32.8×10 9 cu ft (930×10 6 m3) |
Power station | |
Turbines | 2 |
Installed capacity | 32 MW (43,000 hp) |
Source |
Bhavanisagar Dam or Lower Bhavani Dam, is located in Erode district, Tamil Nadu, India. The dam is constructed on the Bhavani river.It is one of the worlds largest Earthen Dam. The dam is situated some 16 km (9.9 mi) west of Sathyamangalam, is 35 km (22 mi) from Gobichettipalayam and is 36 km (22 mi) north-east to Mettupalayam.
The Lower Bhavani Project was the first major irrigation project initiated in India after independence in 1948. It was completed by 1955 and opened for use in 1956. The dam was constructed at a cost of ₹210 million (US$3.3 million).
The dam is 8 km (5.0 mi) long by 40 m (130 ft) high. The full reservoir level is 120 ft (37 m) and the dam has a capacity of 32.8×10 9 cu ft (930×10 6 m3).
Bhavanisagar dam is constructed on the Bhavani River. The dam receives water from two main catchment areas in the Western Ghats. The water is fed into the Bhavani river known as Upper Bhavani. The eastern catchment area includes the Upper Bhavani, Avalanche and Emerald lakes, Kundha, Gedhai, Pillur and Nellithurai . The western catchment area includes Portimund, Parson’s valley, Pykara, Glenmorgan, Chinkara, Maravakandy, Moyar and Thengumarahatta. The dam is fed by both Southwest and Northeast monsoons.
The dam feeds water into two canals, Lower Bhavani Project Canal and Kalingarayan Canal. The Kalingarayan canal feeds Thadapalli and Arakkankottai channels and the LBP canal feeds the Thadapalli and Arakankottai channels.