| Reservoir capacity dated 26-May | ||||||
|---|---|---|---|---|---|---|
| Reservoir | Total capacity (mcft) | Capacity on mcft | ||||
| 2018 | 2019 | 2020 | 2021 | 2022 | ||
| Poondi | 3231.00 | - | 82.00 | - | 522.00 | 1202.00 |
| Redhills | 3300.00 | - | 8.00 | - | 2825.00 | 3080.00 |
| Cholavaram | 1081.00 | - | 2.00 | - | 644.00 | 133.00 |
| Chembarampakkam | 3645.00 | - | 1.00 | - | 3016.00 | 2796.00 |
| Thervoy Kandigai | 500.00 | - | - | - | - | 452.00 |
| Kuppanatham | 700.00 | - | - | - | - | 265.60 |
| Mirugandanadhi | 87.23 | - | - | - | - | 58.33 |
| Shenbagathope | 287.00 | - | - | - | - | 152.61 |
| Mordhana | 261.36 | - | - | - | - | 261.36 |
| Rajathopekanar | 20.52 | - | - | - | - | 11.68 |
| Vidur | 605.00 | - | - | - | - | 105.89 |
| Thumbalahalli | 131.00 | - | - | - | - | 0.00 |
| Vaaniar | 418.00 | - | - | - | - | 119.17 |
| Varattar Vallima | 110.33 | - | - | - | - | 14.06 |
| Kelavarapalli | 481.00 | - | - | - | - | 300.72 |
| Krishnagiri | 1666.30 | - | 311.00 | - | 588.00 | 1452.00 |
| Pambar | 280.00 | - | - | - | - | 103.44 |
| Sulagirichinnar | 81.20 | - | - | - | - | 44.94 |
| Andiappanur Odai | 112.20 | - | - | - | - | 93.42 |
| Sathanur | 7321.00 | - | 825.00 | - | 1522.00 | 1883.00 |
| Kariakovil | 190.00 | - | - | - | - | 170.27 |
| Anaimadavu | 267.00 | - | - | - | - | 121.18 |
| Gomuki | 560.96 | - | - | - | - | 130.25 |
| Manimukthanadhi | 736.50 | - | - | - | - | 23.68 |
| Willingdon | 2580.00 | - | - | - | - | 332.60 |
| Chinnar | 500.00 | - | - | - | - | 121.93 |
| Kesarigullaihaila | 134.00 | - | - | - | - | 63.54 |
| Nagavathi | 156.03 | - | - | - | - | 27.10 |
| Thoppaiyar | 298.00 | - | - | - | - | 49.47 |
| Mettur | 93470.00 | - | 16268.00 | - | 61838.00 | 90455.00 |
| Bhavani | 32800.00 | - | 5274.00 | - | 21238.00 | 16852.00 |
| Varattupallam | 139.60 | - | - | - | - | 133.79 |
| Perumpallam | 115.81 | - | - | - | - | 60.80 |
| Gunderipallam | 108.21 | - | - | - | - | 53.70 |
| Noyyal Orathupalayam | 616.00 | - | - | - | - | 4.56 |
| Uppar | 576.00 | - | - | - | - | 230.00 |
| Amaravathi | 4047.00 | - | 233.00 | - | 2588.00 | 1761.00 |
| Nallathangal Odai | 223.01 | - | - | - | - | 14.78 |
| Vattamalaikarai | 268.00 | - | - | - | - | 6.15 |
| Noyyal Athupalayam | 235.52 | - | - | - | - | 34.05 |
| Ponnaiyar | 119.70 | - | - | - | - | 27.99 |
| Palar Perunthalar | 1524.00 | - | - | - | - | 509.43 |
| Parappalar | 197.95 | - | - | - | - | 134.75 |
| Varadhamanadhi | 110.50 | - | - | - | - | 97.80 |
| Nanganjiar | 254.38 | - | - | - | - | 187.05 |
| Kodaganar | 434.04 | - | - | - | - | 140.60 |
| Kuthiraiyar | 253.00 | - | - | - | - | 139.87 |
| Uppar Trichy | 80.00 | - | - | - | - | 0.00 |
| Siddhamalli | 226.80 | - | - | - | - | 31.85 |
| Veeranam | 1465.00 | - | 838.00 | - | 0.00 | 212.00 |
| Lower Nirar | 275.00 | - | - | - | - | 109.70 |
| Upper Nirar | 39.00 | - | - | - | - | 0.50 |
| Sholayar | 5046.00 | - | 254.00 | - | 179.00 | 1294.00 |
| Parambikulam | 13408.00 | - | 2261.00 | - | 4264.00 | 7605.00 |
| Thunakadavu Peruvaripalla | 1177.00 | - | - | - | - | 906.98 |
| Aliyar | 3864.00 | - | 588.00 | - | 2026.00 | 2213.00 |
| Thirumurthi | 1744.00 | - | 318.00 | - | 736.00 | 672.00 |
| Periyar dam | 7666.00 | - | 1255.00 | - | 4547.00 | 5153.00 |
| Vaigai | 6091.00 | - | 653.00 | - | 4869.00 | 4633.00 |
| Shanmuganadhi | 79.57 | - | - | - | - | 20.63 |
| Manjalar | 487.00 | - | - | - | - | 167.15 |
| Sothuparai | 100.00 | - | - | - | - | 56.51 |
| Marudhanadhi | 188.50 | - | - | - | - | 61.50 |
| Sirumalaiyar | 15.50 | - | - | - | - | 0.00 |
| Sathaiyyar | 56.00 | - | - | - | - | 27.74 |
| Pilavukkal Periyar | 192.00 | - | - | - | - | 32.48 |
| Pilavukkal Kovilar | 133.00 | - | - | - | - | 21.09 |
| Sasthakovil | 36.47 | - | - | - | - | 1.70 |
| Vembakottai | 398.70 | - | - | - | - | 194.32 |
| Anaikuttam | 125.75 | - | - | - | - | 1.10 |
| Kullursandai | 126.78 | - | - | - | - | 110.86 |
| Golwarpatti | 176.00 | - | - | - | - | 18.90 |
| Irrukkangudi | 500.00 | - | - | - | - | 175.46 |
| Adavinainar kovil | 174.00 | - | - | - | - | 26.48 |
| Gundar | 18.43 | - | - | - | - | 2.20 |
| Karuppanadhi | 120.84 | - | - | - | - | 14.51 |
| Gatana | 335.00 | - | - | - | - | 46.81 |
| Ramanadhi | 119.80 | - | - | - | - | 26.85 |
| Manimuthar | 5511.00 | - | 1206.00 | - | 2487.00 | 2445.00 |
| Vadakku Pachaiyaru | 442.00 | - | - | - | - | 71.65 |
| Vandal Odai | 58.00 | - | - | - | - | 1.20 |
| Nambiar | 82.17 | - | - | - | - | 16.73 |
| Kodumudiyar | 121.84 | - | - | - | - | 82.95 |
| Pechipparai | 4350.00 | - | 129.00 | - | 3451.00 | 3912.00 |
| Perunchani | 2890.00 | - | 185.00 | - | 2260.00 | 1105.00 |
| Chittar I | 393.00 | - | - | - | - | 242.57 |
| Chittar II | 600.00 | - | - | - | - | 383.06 |
| Mabazhathuraiyar | 44.54 | - | - | - | - | 15.93 |
| Poigaiyar | 104.85 | - | - | - | - | 29.19 |