The Kaveri is one of the major Indian rivers flowing through the states of Karnataka and Tamil Nadu. The Kaveri River rises at Talakaveri in the Brahmagiri range in the Western Ghats, Kodagu district of the state of Karnataka, at an elevation of 1,341 m above mean sea level and flows for about 800 km before its outfall into the Bay of Bengal. It reaches the sea in Poompuhar, in Mayiladuthurai district. It is the third largest river – after Godavari and Krishna – in southern India, and the largest in the state of Tamil Nadu, which, on its course, bisects the state into north and south. In ancient Tamil literature, the river was also called Ponni.
Mettur is an industrial and tourist town located in the Salem district in the state of Tamil Nadu, India. It is best known for the Mettur Dam which is the largest dam in south India.
Bhavani is an interstate Indian river which flows through Indian states of Kerala and Tamil Nadu, India. It originates from the Western Ghats and is one among the three rivers of Kerala which flows in eastward direction.
The Mettur Dam is one of the largest dams in India and also the largest in Tamil Nadu, located across the river Kaveri where it enters the plains. Built in 1934, it took 9 years to complete. Maximum height and width of the dam are 214 and 171 feet, respectively. The dam receives inflows from its own catchment area, Kabini Dam and Krishna Raja Sagara Dams located in Karnataka. There is a park at the base of the dam called Ellis Park maintained by the Tamil Nadu Public Works Department. It provides irrigation and drinking water facilities for more than 12 districts of Tamil Nadu and hence is revered as the life and livelihood-giving asset of Tamil Nadu.
Mullaperiyar Dam is a masonry gravity dam on the Periyar River of Idukki district of Indian state of Kerala. It is situated 150km south east of Kochi. It is located 881 m (2,890 ft) above the sea level, on the Cardamom Hills of the Western Ghats in Thekkady, Idukki District of Kerala, India. It was constructed between 1887 and 1895 by John Pennycuick and also reached in an agreement to divert water eastwards to the Madras Presidency area. 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 built at the confluence of Mullayar and Periyar rivers. The dam is located in Kerala on the river Periyar, but is operated and maintained by the neighbouring state of Tamil Nadu. Although the Periyar River has a total catchment area of 5398 km2 with 114 km2 downstream from the dam in Tamil Nadu, the catchment area of the Mullaperiyar Dam itself lies entirely in Kerala and thus not an inter-State river. On 21 November 2014, the water level hit 142 feet for first time in 35 years. The reservoir again hit the maximum limit of 142 feet on 15 August 2018, following incessant rains in the state of Kerala. In a UN report published in 2021, the dam was identified as one among the world's big dams which needs to be decommissioned for being 'situated in a seismically active area with significant structural flaws and poses risk to 3.5 million people if the 100+ years old dam were to fail'.
The Srisailam Dam is constructed across the Krishna River in Nandyal district, Andhra Pradesh and Nagarkurnool district, Telangana near Srisailam temple town and is the 2nd largest capacity working hydroelectric station in India.
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 world's largest earthen dams. The dam is situated some 16 km (9.9 mi) west of Sathyamangalam, is 17 km North of Punjai Puliampatti, is 35 km (22 mi) from Gobichettipalayam and is 36 km (22 mi) north-east to Mettupalayam.
The Vaigai Dam is built across the Vaigai River near Andipatti, in the Theni district of Tamil Nadu, southern India. Near the dam, the Government of Tamil Nadu has constructed an Agricultural Research Station for researching the growing of a variety of crops, including rice, sorghum, blackgram, cowpea and cotton.
Aliyar ( Reservoir is a 6.48 km2 reservoir located in Aliyar village near Pollachi town in Coimbatore District, Tamil Nadu, South India. The dam is located in the foothills of Valparai, in the Anaimalai Hills of the Western Ghats. It is about 65 kilometres from Coimbatore. The dam offers some ideal getaways including a park, garden, aquarium, play area and a mini Theme-Park maintained by Tamil Nadu Fisheries Corporation for visitors enjoyment. The scenery is beautiful, with mountains surrounding three quarters of the reservoir. Boating is also available.
Varattu Pallam Dam is an artificial dam constructed in hills 12 km (7.5 mi) from Anthiyur in the Erode District. This dam irrigates nearby areas. A mountain road from Anthiyur leads to Kollegal. Storage capacity of this reservoir is 1.39 TMC. This is the one of place who Hits 1200 MM rain in erode district. with canals and tanks that have ayacut areas totalling about 5,500 acres water holding capacity
The Amaravathi Dam is a dam constructed across the Amaravathi River. 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. The dam was built primarily for irrigation and flood control and now also has four megawatts of electrical generating capacity installed. It is notable for the significant population of mugger crocodiles living in its reservoir and catchment basin.
Lower Bhavani Project Canal is a 201-kilometre (125 mi) long irrigation canal which runs in Erode district in Tamil Nadu, India. The canal is a valley-side contour canal, fed by Bhavanisagar Dam and irrigates 2.07 lakh hectares of land. The main canal feeds Thadapalli and Arakkankottai channels which irrigate the cultivable lands. The canal was the brainchild M.A Eswaran, member of the legislative assembly of the Erode constituency in the early 1950s.
The Krishnagiri Dam is a dam that spans the Thenpennai River by the village of Dhuduganahalli, located in Krishnagiri district, Tamil Nadu, India. The Krishnagiri Dam is also known as Krishnagiri ReservoirProject (KRP) Dam. The KRP Dam is located 7 km (4.3 mi) from Krishnagiri, between Dharmapuri and Krishnagiri which irrigates thousands of acres of land around Krishnagiri. The Dam is operational from 10 November 1957, inaugurated by the Chief Minister of Tamil Nadu K. Kamaraj.
The Polavaram Project is an under construction multi-purpose irrigation project on the Godavari River in the Eluru District and East Godavari District in Andhra Pradesh. The project has been accorded National project status by the Central Government of India. Its reservoir back water spreads up to the Dummugudem Anicut and approx 115 km on Sabari River side. Thus back water spreads into parts of Chhattisgarh and Odisha States. It gives major boost to tourism sector in Godavari Districts as the reservoir covers the famous Papikonda National Park, Polavaram hydro electric project (HEP) and National Waterway 4 are under construction on left side of the river. It is located 40 km to the upstream of Sir Arthur Cotton Barrage in Rajamahendravaram City and 25 km from Rajahmundry Airport.
Perumpallam Dam is a dam in Sathyamangalam, Erode district, Tamil Nadu, southeastern India. It is fed by rainwater from the Kadambur Hills and the Bhavani River. It was built in the 1980s. It measures roughly 2 km long and 40 metres in height and occupies 65.29 hectares of land. The reservoir which the dam inundates is subject to dramatic changes in water levels, from drought to heavy flooding such as in November 2006.
Upparu River is a river flowing in the Tirupur district of the Indian state of Tamil Nadu.
Thunakkadavu Dam is situated in Parambikulam Wildlife Sanctuary, Kerala across Thoonakkadavu River, which is a tributary of Parambikulam River, in Palakkad district of Kerala, India. It is part of the Parambikulam-Aliyar Irrigation Project. It is in the Parambikulam Wildlife Sanctuary in the Muthalamada panchayath.
Janampet Barrage is a proposed barrage (dam) across Godavari River with full pond level (FPL) 67m. It would be located at Janampet village, Pinapaka, Bhadradri Kothagudem, India. This barrage was proposed as part of a proposal to link Godavari, Krishna, Penna and Cauvery rivers, which is part of Indian Rivers Interlinking Project.
Anaikuttam Dam is a dam situated in Tamil Nadu's Virudhunagar district. The dam is built on the Arjuna River. Anaikuttam Dam finished its construction in 1989. This remarkable structure has been a lifeline for the region, providing irrigation, clean energy, and drinking water to the communities it serves
