| Reservoir capacity dated 26-Jul | ||||||||
|---|---|---|---|---|---|---|---|---|
| Reservoir | Total capacity (mcft) | Capacity on mcft | ||||||
| 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | ||
| Poondi | 3231.00 | - | 0.50 | - | 47.57 | 47.30 | 64.20 | 4.10 |
| Redhills | 3300.00 | - | 0.00 | - | 81.00 | 90.20 | 64.80 | 78.90 |
| Cholavaram | 1081.00 | - | 0.00 | - | 58.19 | 11.80 | 9.30 | 10.70 |
| Chembarampakkam | 3645.00 | - | 0.00 | - | 70.10 | 86.50 | 65.20 | 41.10 |
| Thervoy Kandigai | 500.00 | - | - | - | - | 100.00 | 74.00 | 62.00 |
| Kuppanatham | 700.00 | - | - | - | - | 59.30 | 21.70 | 15.10 |
| Mirugandanadhi | 87.23 | - | - | - | - | 69.70 | 45.70 | 46.90 |
| Shenbagathope | 287.20 | - | - | - | - | 56.30 | 25.60 | 34.30 |
| Mordhana | 261.36 | - | - | - | - | 100.00 | 97.70 | 14.20 |
| Rajathopekanar | 20.52 | - | - | - | - | 24.50 | 0.60 | 6.00 |
| Vidur | 605.00 | - | - | - | - | 14.00 | 6.00 | 10.60 |
| Thumbalahalli | 131.00 | - | - | - | - | 0.00 | 38.80 | 12.70 |
| Vaaniar | 418.00 | - | - | - | - | 39.50 | 16.80 | 14.50 |
| Varattar Vallima | 110.33 | - | - | - | - | 12.70 | 9.00 | 70.90 |
| Kelavarapalli | 481.00 | - | - | - | - | 54.40 | 10.40 | 75.70 |
| Krishnagiri | 1666.30 | - | 20.64 | - | 70.28 | 84.70 | 87.70 | 93.10 |
| Pambar | 280.00 | - | - | - | - | 86.90 | 44.40 | 19.60 |
| Sulagirichinnar | 81.20 | - | - | - | - | 53.90 | 83.90 | 2.50 |
| Andiappanur Odai | 112.20 | - | - | - | - | 100.00 | 73.80 | 49.10 |
| Sathanur | 7321.00 | - | 10.38 | - | 20.52 | 65.50 | 72.80 | 22.20 |
| Kariakovil | 190.00 | - | - | - | - | 29.00 | 32.20 | 4.00 |
| Anaimadavu | 267.00 | - | - | - | - | 33.10 | 16.90 | 12.50 |
| Gomuki | 560.96 | - | - | - | - | 25.50 | 0.00 | 0.00 |
| Manimukthanadhi | 736.50 | - | - | - | - | 0.00 | 0.00 | 0.00 |
| Willingdon | 2580.00 | - | - | - | - | 12.20 | 24.70 | 13.80 |
| Chinnar | 500.00 | - | - | - | - | 32.00 | 68.10 | 10.00 |
| Kesarigulli | 134.00 | - | - | - | - | 47.40 | 69.10 | 40.50 |
| Nagavathi | 156.03 | - | - | - | - | 0.00 | 21.20 | 15.00 |
| Thoppaiyar | 298.00 | - | - | - | - | 17.50 | 11.20 | 5.40 |
| Mettur | 93470.00 | - | 14.14 | - | 40.09 | 100.00 | 31.20 | 59.60 |
| Bhavani | 32800.00 | - | 23.38 | - | 87.58 | 87.00 | 50.30 | 58.30 |
| Varattupallam | 139.60 | - | - | - | - | 98.90 | 39.40 | 52.90 |
| Perumpallam | 115.81 | - | - | - | - | 43.80 | 54.70 | 1.10 |
| Gunderipallam | 108.21 | - | - | - | - | 31.90 | 48.80 | 84.50 |
| Noyyal Orathupalayam | 616.00 | - | - | - | - | 0.80 | 0.70 | 0.00 |
| Uppar | 576.00 | - | - | - | - | 14.10 | 7.60 | 0.00 |
| Amaravathi | 4047.00 | - | 15.69 | - | 96.39 | 96.80 | 38.60 | 97.90 |
| Nallathangal Odai | 223.01 | - | - | - | - | 5.40 | 22.80 | 2.90 |
| Vattamalaikarai | 268.00 | - | - | - | - | 2.30 | 2.30 | 0.70 |
| Noyyal Athupalayam | 235.52 | - | - | - | - | 38.40 | 17.90 | 34.10 |
| Ponnaiyar | 119.70 | - | - | - | - | 21.60 | 14.50 | 5.60 |
| Palar Perunthalar | 1524.00 | - | - | - | - | 55.00 | 19.60 | 17.30 |
| Parappalar | 197.95 | - | - | - | - | 62.80 | 21.20 | 23.50 |
| Varadhamanadhi | 110.50 | - | - | - | - | 100.40 | 92.80 | 100.00 |
| Nanganjiar | 254.38 | - | - | - | - | 65.30 | 36.10 | 10.70 |
| Kodaganar | 434.04 | - | - | - | - | 0.00 | 0.00 | 44.70 |
| Kuthiraiyar | 253.00 | - | - | - | - | 69.60 | 44.00 | 46.70 |
| Uppar Trichy | 80.00 | - | - | - | - | 0.00 | 5.70 | 0.00 |
| Siddhamalli | 226.80 | - | - | - | - | 0.00 | 0.00 | 0.00 |
| Veeranam | 1465.00 | - | 7.30 | - | 7.17 | 78.40 | 59.50 | 60.90 |
| Lower Nirar | 275.00 | - | - | - | - | 40.30 | 43.00 | 43.00 |
| Upper Nirar | 39.00 | - | - | - | - | 2.20 | 0.00 | 0.00 |
| Sholayar | 5046.00 | - | 28.93 | - | 103.75 | 100.40 | 56.80 | 102.50 |
| Parambikulam | 13408.00 | - | 16.28 | - | 69.79 | 94.10 | 41.30 | 56.30 |
| Thunakadavu Peruvaripalla | 1177.00 | - | - | - | - | 88.80 | 64.10 | 97.00 |
| Aliyar | 3864.00 | - | 15.50 | - | 69.88 | 83.90 | 14.10 | 97.60 |
| Thirumurthi | 1744.00 | - | 13.70 | - | 59.00 | 35.00 | 22.80 | 34.00 |
| Periyar dam | 7666.00 | - | 20.68 | - | 79.98 | 73.30 | 36.30 | 56.10 |
| Vaigai | 6091.00 | - | 5.50 | - | 89.82 | 66.70 | 31.10 | 42.90 |
| Shanmuganadhi | 79.57 | - | - | - | - | 39.10 | 41.90 | 50.60 |
| Manjalar | 487.00 | - | - | - | - | 69.30 | 62.20 | 89.40 |
| Sothuparai | 100.00 | - | - | - | - | 30.10 | 35.60 | 85.60 |
| Marudhanadhi | 188.50 | - | - | - | - | 55.70 | 59.80 | 92.00 |
| Sirumalaiyar | 15.50 | - | - | - | - | 0.00 | 0.00 | 0.00 |
| Sathaiyyar | 56.00 | - | - | - | - | 25.00 | 31.90 | 8.30 |
| Pilavukkal Periyar | 192.00 | - | - | - | - | 15.50 | 30.00 | 17.50 |
| Pilavukkal Kovilar | 133.00 | - | - | - | - | 10.80 | 4.00 | 33.30 |
| Sasthakovil | 36.47 | - | - | - | - | 6.00 | 0.00 | 79.10 |
| Vembakottai | 398.70 | - | - | - | - | 36.20 | 28.00 | 29.30 |
| Anaikuttam | 125.75 | - | - | - | - | 0.70 | 0.00 | 0.00 |
| Kullursandai | 126.78 | - | - | - | - | 86.30 | 63.00 | 78.20 |
| Golwarpatti | 176.00 | - | - | - | - | 5.80 | 9.90 | 11.80 |
| Irrukkangudi | 500.00 | - | - | - | - | 25.10 | 5.30 | 17.00 |
| Adavinainar kovil | 174.00 | - | - | - | - | 43.10 | 40.90 | 73.40 |
| Gundar | 18.43 | - | - | - | - | 100.00 | 100.00 | 100.00 |
| Karuppanadhi | 120.84 | - | - | - | - | 31.80 | 8.60 | 40.20 |
| Gatana | 335.00 | - | - | - | - | 48.20 | 34.50 | 59.30 |
| Ramanadhi | 119.80 | - | - | - | - | 87.50 | 54.80 | 81.20 |
| Manimuthar | 5511.00 | - | 11.32 | - | 32.39 | 33.00 | 8.10 | 29.30 |
| Vadakku Pachaiyaru | 442.00 | - | - | - | - | 4.90 | 2.10 | 8.50 |
| Vandal Odai | 58.00 | - | - | - | - | 2.10 | 0.00 | 0.70 |
| Nambiar | 82.17 | - | - | - | - | 19.00 | 19.00 | 21.20 |
| Kodumudiyar | 121.84 | - | - | - | - | 65.90 | 8.40 | 32.70 |
| Pechipparai | 4350.00 | - | 5.33 | - | 90.83 | 69.70 | 49.70 | 87.00 |
| Perunchani | 2890.00 | - | 14.57 | - | 89.34 | 55.90 | 5.90 | 83.90 |
| Chittar I | 393.00 | - | - | - | - | 52.60 | 55.70 | 78.40 |
| Chittar II | 600.00 | - | - | - | - | 55.00 | 57.90 | 79.70 |
| Mabazhathuraiyar | 44.54 | - | - | - | - | 40.90 | 8.80 | 83.00 |
| Poigaiyar | 104.85 | - | - | - | - | 25.60 | 17.10 | 23.40 |