Till 2010 survey almost 4,300 large dams existed in India, including the world's oldest dam, the Grand Anicut, Kallanai, in Tamil Nadu. These dams helping provide water and electricity to millions citizens in India. Classified in physical size by height, length and volume, some of India's largest dams serve multiple functions in addition to water storage and irrigation. Here is the listings of India top 10 Dams.
1) Tehri Dam, Bhagirathi River, Uttarakhand : The Tehri Dam is is India's highest dam and 2nd in Asia and 8th in world. It is a multi-purpose rock and earth-fill embankment dam on the Bhagirathi River near Tehri in Uttarakhand. Height of this dam is 261 meters and width 575 meters. The maximum capacity of Tehri Dam to produce 2,400 MW of power.
2) Bhakra-Nangal Dam, Sutlej River, Punjab & Himachal : India's second height Bhakra Dam is on Sutlej River which is is near the border between Punjab and Himachal Pradesh. The dam, located at a gorge near the upstream Bhakra village in Bilaspur district of Himachal Pradesh. Height of this dam is 225.55 meters and width 520 meters. The maximum capacity of Bhakra Dam to produce 1325 MW of power. Its reservoir, known as the "Gobind Sagar", stores up to 9.34 billion cubic meters of water, enough to drain the whole of Chandigarh, parts of Haryana, Punjab and Delhi
3) Hirakud Dam, Mahanadi River, Orissa : Built in 1957, Hirakud Dam on Mahanadi River is the longest earthen man-made dam in the world, which is about about 26 km in length. It is one of the first major multipurpose river valley project started after India's independence. Height of this dam is 61 meters and width of the main dam is 4.8 km and entire lake is 26 km. The maximum capacity of Hirakud Dam to produce 308 MW of power.
4) Nagarjuna Sagar Dam, Krishna River, Andhra Pradesh : Built between 1955 and 1967 Nagarjuna Sagar Dam is the world's largest masonry dam built across Krishna River in Nagarjuna Sagar, Nalgonda District of Andhra Pradesh. The dam created a water reservoir whose capacity is 11,472 million cubic metres. Nagarjuna Sagar was the earliest in the series of large infrastructure projects initiated for the Green Revolution in India; it also is one of the earliest multi-purpose irrigation and hydro-electric projects in India. Height of this dam is 124 meters and width 1,450 meters. The maximum capacity of Nagarjuna Sagar Dam to produce 816 MW of power.
5) Sardar Sarovar Dam, Narmada River, Gujrat : Bulit in 1979 on Narmada River, Sardar Sarovar Dam is a gravity dam. It is the largest dam and part of the Narmada Valley Project, a large hydraulic engineering project involving the construction of a series of large irrigation and hydroelectric multi-purpose dams on the Narmada River. The dam is one of India's most controversial dam projects and its environmental impact and net costs and benefits are widely debated. Height of this dam is 163 meters and width 1,210 meters. The maximum capacity of Sardar Sarovar Dam to produce 1450 MW of power.
6) Indira Sagar Dam, Narmada River, Madhya Pradesh : Built in 1992, Indira Sagar Dam on Narmada River is having the biggest reservoir in India with capacity of 12.22 billion cu m. It provides Irrigation in 1,230 square kilometres of land with annual production of 2700 million units in the districts of Khandwa and Khargone in Madhya Pradesh. Height of this dam is 92 meters and width 653 meters. The maximum capacity of Indira Sagar Dam to produce 1000 MW of power.
7) Tungabhadra Dam, Tungabhadra River, Karnataka : Situtaed on Tungabhadra River which is a tributary of River Krishna, Tungabhadra Dam is the largest dam in Karnataka with a majestic sight, along with a Japanese garden, musical mountain and a beautiful scenery of nature. It is a multipurpose dam serving irrigation, electricity generation, flood control, etc. Height of this dam is 50 meters and width 2441 meters. The maximum capacity of Tungabhadra Dam to produce 72 MW of power.
8) Bhavanisagar Dam, Bhavani river, Tamil Nadu : The Bhavanisagar Dam and Reservoir, also called Lower Bhavani Dam is situated on Bhavani river of Erode District, Tamil Nadu. Considered to be among the biggest earthen dams in the country is used to divert water to the Lower Bhavani Project Canal. The Bhavanisagar dam is 8 km. long and it is the longest masonry dam in the world. This dam looks very beautiful and one of the important tourist place in the district of Erode District. Height of this dam is 32 meters and width 1700 meters. The maximum capacity of Bhavanisagar Dam to produce 1,920 MW of power.
9) Koyna Dam, Koyna River, Maharashtra : Built in 1964 Koyna Dam situated on Koyna River of Satara district, Maharashtra. The Koyna Hydroelectric Project is the largest completed hydroelectric power plant of India It is a complex project consisting of total four dams with the largest Dam built on Koyna River known as Koyna Dam hence the name Koyna Hydroelectric project. The area is surrounded with the natural beauty of Sahyadri Mountains Ranges. Height of this dam is 103 meters and width 807 meters. The maximum capacity of Koyna Dam to produce 1,950 MW of power.
10) Idukki Dam, Periyar River, Kerala : Standing between two mountains Kuravanmala (839)m and Kurathimala (925)m Idukki Dam is one of the highest arch dams in Asia and third tallest dam in India. It was constructed and is owned by the Kerala State Electricity Board. Height of this dam is 169 meters and width 366 meters. The maximum capacity of Idukki Dam to produce 780 MW of power.