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.
Krishna Raja Sagara, also popularly known as KRS, is a lake and the dam that creates it. They are close to the settlement of Krishna Raja Sagara in the Indian State of Karnataka. The gravity dam made of surki mortar is below the confluence of river Kaveri with its tributaries Hemavati and Lakshmana Tirtha, in the district of Mandya.
Palar is a river of southern India. It rises in the Nandi Hills in Chikkaballapura district of Karnataka state, and flows 93 kilometres (58 mi) in Karnataka, 33 kilometres (21 mi) in Andhra Pradesh and 222 kilometres (138 mi) in Tamil Nadu before reaching its confluence into the Bay of Bengal at Vayalur about 75 kilometres (47 mi) south of Chennai. It flows as an underground river for a long distance only to emerge near Bethamangala town, from where, gathering water and speed, it flows eastward down the Deccan Plateau. The Towns of Bethamangala, Santhipuram, Kuppam, Ramanaickenpet, Vaniyambadi, Ambur, Melpatti, Gudiyatham, Pallikonda, Anpoondi, Melmonavoor, Vellore, Katpadi, Melvisharam, Arcot, Ranipet, Walajapet, Kanchipuram, Walajabad, Chengalpattu, Kalpakkam, and Lattur are located on the banks of the Palar River. Of the seven tributaries, the chief tributary is the Cheyyar River.
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.
Pechiparai Reservoir is the largest dam in Kanyakumari district. It is located in the foothills of the Western Ghats in the Kanyakumari district of Tamil Nadu at Pachiparai. It is located 43 kilometers (27 mi) from the district capital Nagercoil. This dam is built across the Kotai river. This dam was built during the period 1897-1906 by the European engineer Mr. Minchin by the then Maharaja of Travancore during the Thirunal period. This dam fulfills the agricultural and drinking water needs of Kanyakumari district. This river is the Western GhatsBuilt at the base. The height of this dam was originally 42 feet. Then in 1964 it was decided to add 6 more feet and in 1969 the height of the dam was 48 feet. stone pool, Agatheeswaram, Thovalai and Radhapuram circles are benefited by this. About 50 thousand acres of land gets irrigation facility. The Pachiparai Dam, which was 42 feet, was raised to 48 feet. 6 feet of raised water and Radhapuram was raised for this purpose. An additional 3.75 TMC of water is added after the dam is raised. The 42 feet Pachipara dam was raised to 48 feet by Kamaraj. 6 feet of raised water was also raised for Radhapuram area. An additional 3.75 TMC of water is added after the dam is raised.
Tirunelveli district is one of the 38 districts of Tamil Nadu state in India. It is the largest district in terms of area with Tirunelveli as its headquarters. The district was formed on 1 September 1790 by the British East India Company, and comprised the present Tirunelveli and Thoothukudi, Tenkasi and parts of Virudhunagar and Ramanathapuram district. As of 2011, the undivided district had a population of 3,077,233.
Theni District is one of the 38 districts of Tamil Nadu state in India. Well protected by the scenic hill locks, the district is located besides Madurai district. The town of Theni is the district headquarters. The district is divided into two natural divisions: The hilly areas are constituted by parts of the five taluk's Theni, Bodinayakanur, Periyakulam, Uthamapalayam and Andipatti with thick vegetation and perennial streams from the hills on the western side and Cumbum valley which lies in Uthamapalayam taluk. As of 2011, Theni district had a population of 1,245,899 with a sex ratio of 980 females for every 1,000 males.
Mullaperiyar DamIPA: [mulːɐpːeɾijɐːr], is a masonry gravity dam on the Periyar River in the Indian state of Kerala 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 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.
Ayyanar Falls is located 6 km (3.7 mi) west of Rajapalayam, a city and a municipality in Virudhunagar District in the Indian State of Tamil Nadu. It is situated in the Western Ghats, which gets its water source mainly during the north east monsoon rain. The water from the falls is mainly used for drinking purposes by the people living in Rajapalayam.
WatrapTamil: [வத்திராயிருப்பு]) is a taluk in Virudhunagar District, in the Indian state of Tamil Nadu.
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.
Vaippar is a river in the Indian state of Tamil Nadu. It originates from the Varusanadu hills (Theni) bordering the state of Kerala, runs from Rasingaperi Canal in Sivagiri (Tenkasi) and flows through Virudhunagar and Tuticorin districts before entering the Gulf of Mannar near Sippikulam, 40 kilometres (25 mi).
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.
The Kanjirapuzha Dam, a masonry earth dam built for providing irrigation to a Cultural Command Area (CCA) of 9,713 hectares, is located in the Palakkad district in the Indian state of Kerala. The reservoir, which has three islands within it, also has an established commercial fisheries development programme operated by the Fisheries Department.
The Suvarnavathi River, also called the Honnuhole or Honhole river, is a 88 kilometres (55 mi) southern tributary of the Kaveri River in the Indian states of Karnataka and Tamil Nadu. Its drainage area is about 1,787 square kilometres (690 sq mi). The river begins at Badibadga in the Nasurghat hills of southern Karnataka's Mysore district as the convergence of two streams, the Niredurgihalla and Araikaduhalla. It is joined by two significant tributaries, the Chikkahole and the Yenehole, on its journey, generally to the east, to the Kaveri.
Meenkara Dam is an embankment or earthen dam built on the banks of the river Gayatripuzha, a tributary of the river Bharathapuzha, at Muthalamada in the Muthalamada Grama Panchayat near Kollengode in the Palakkad district of Kerala with masonry spillway sections. It is part of the Gayatri Irrigation Project. The project was started in 1956 and partially commissioned in 1960. The project was fully completed in 1964. The irrigation scheme has been prepared for agriculture and drinking water in Palakkad district. Farms in Chittoor, Nemmara, Alathur in Palakkad district and Vadakkancherry in Thrissur district will benefit from this irrigation scheme.
