Dams in Tamil Nadu
Dam questions are matching questions. This is the pairing table, with the one-line fact that distinguishes each dam.
| Dam | River | District / note |
|---|---|---|
| Mettur (Stanley Reservoir) | Cauvery | Salem; opened 1934, TN's key irrigation reservoir |
| Bhavanisagar | Bhavani | Erode; among the largest earthen dams |
| Vaigai | Vaigai | Theni; feeds Madurai belt irrigation |
| Amaravathi | Amaravathi | Tiruppur (Udumalpet) |
| Sathanur | Thenpennai | Tiruvannamalai |
| Krishnagiri | Thenpennai | Krishnagiri |
| Papanasam | Thamirabarani | Tirunelveli |
| Manimuthar | Manimuthar (Thamirabarani trib.) | Tirunelveli |
| Aliyar | Aliyar | Coimbatore (Pollachi) |
| Sholayar | Sholayar | Coimbatore; among India's deeper dams |
| Parambikulam | Parambikulam | Part of the Parambikulam-Aliyar project with Kerala |
| Mullaperiyar | Periyar | Located in Kerala, operated by Tamil Nadu, a standing inter-state topic |
Two pairs share a river and trip up matching questions: Sathanur and Krishnagiri are both on the Thenpennai, and Papanasam and Manimuthar both serve the Thamirabarani system in Tirunelveli.
Frequently asked questions
Which dam is on the Cauvery in Tamil Nadu?
Why is Mullaperiyar unusual?
Related lists
Rivers of Tamil Nadu
The major rivers of Tamil Nadu with origin and outfall: Cauvery, Vaigai, Thamirabarani, Palar, Thenpennai and the tributaries TNPSC pairs them with.
Power Plants of Tamil Nadu
Kudankulam, Kalpakkam, Neyveli, Mettur, Muppandal wind belt and Kamuthi solar park, Tamil Nadu's power map with each plant's type and district.
Districts of Tamil Nadu
All 38 districts of Tamil Nadu in one list, with the newest districts and their carve-outs, the way TNPSC asks them.
Chief Ministers of Tamil Nadu
Every Chief Minister of Madras State and Tamil Nadu since 1946, with tenures, the exact list TNPSC draws sequence questions from.
Compiled from official Tamil Nadu government sources and standard references. Time-sensitive counts carry an as-of note on the page. Sources: TNPSC official notifications. Figures are indicative and may change with each official notification. Data last reviewed: July 2026.
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