| Sl. No. | Name of Reservoir | District | FRL (metre) | Rule level (metre) | Water level on date (metre) | Blue Alert level (metre) | Orange Alert level (metre) | Red Alert Level (metre) | Live Storage (MCM) | % Storage | Inflow (MCM) | Average Inflow (Cumecs) | Power House Discharge (MCM) | Spill (MCM) | Current Spillway release (Cumecs) | Total Outflow (MCM) | Rain fall (mm) | Remarks |
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17=14+15 | 18 | 19 |
| 1 | IDUKKI | IDK | 2403.00 ft | 2403.00 ft | 2324.08 ft | 2395.00 | 2401.00 | 2402.00 | 376.45 | 25.79 | 0.99 | 11.5 | 7.03 | – | – | 7.03 | 0.00 | |
| 2 | IDAMALAYAR | EKM | 169.00 | 169.00 | 136.64 | 167.50 | 168.00 | 168.50 | 246.52 | 24.22 | 0.27 | 3.07 | 3.11 | – | – | 3.11 | 0.00 | |
| 3 | KAKKI – ANATHODE | PTTA | 981.46 | 981.46 | 944.63 | 979.46 | 980.46 | 980.96 | 83.60 | 18.72 | 0.00 | 0 | 3.45 | – | – | 3.45 | 0.00 | |
| 4 | BANASURASAGAR (K A S) | WND | 775.60 | 775.60 | 756.90 | 774.10 | 774.60 | 775.10 | 25.75 | 12.81 | 0.02 | 0.24 | – | – | 0.00 | 0.00 | Tunnel fully opened on 27.01.2026 at 9.10am. Tunnel discharge-0.83 MCM. River Sluice / day – 0.011MCM | |
| 5 | SHOLAYAR | TSR | 2663.00 ft | 2599.10 ft | 2658.00 | 2660.00 | 2661.00 | 28.92 | 19.40 | 0.40 | 4.58 | 1.47 | – | – | 1.47 | 0.00 | ||
| 6 | MADUPETTY | IDK | 1599.59 | 1570.40 | 1596.00 | 1597.00 | 1598.00 | 4.69 | 8.56 | 0.21 | 2.45 | 0.00 | – | – | 0.00 | 0.00 | Sluice discharge = 0.6113MCM | |
| 7 | ANAYIRANKAL | IDK | 1207.02 | 1199.08 | 1205.02 | 1206.02 | 1207.02 | 19.98 | 40.10 | 0.13 | 1.54 | – | – | 0 | 0.00 | Sluice discharge = 0.42 MCM | ||
| 8 | PONMUDI | IDK | 707.75 | 690.30 | 704.50 | 705.50 | 706.50 | 14.46 | 30.50 | 0.14 | 1.66 | 1.71 | – | – | 1.71 | 0.00 | ||
| 9 | KUTTIYADI (KAKKAYAM) | KKD | 758.04 | 745.39 | 755.50 | 756.50 | 757.50 | 7.97 | 23.45 | 1.59 | 18.44 | 1.17 | – | – | 1.17 | 1.00 | ||
| 10 | PAMBA | PTTA | 986.33 | 963.45 | 982.00 | 983.50 | 984.50 | 0.21 | 0.67 | 0.00 | 0 | – | – | 0.00 | 0.00 | |||
| 11 | PORINGALKUTHU | TSR | 423.98 | 414.95 | 421.00 | 422.00 | 423.00 | 9.37 | 30.92 | 1.12 | 12.91 | 1.69 | – | – | 1.69 | 0.00 | ||
| 12 | KUNDALA | IDK | 1758.69 | 1757.40 | 1755.00 | 1756.00 | 1757.00 | 6.48 | 84.71 | 0.36 | 4.12 | 0.00 | 0.43 | 1.29 | 0.43 | 0.00 | Gate # 1,2,3&4- 30cm | |
| 13 | KALLARKUTTY | IDK | 456.59 | 453.95 | 455.00 | 4.79 | 74.53 | 1.80 | 20.78 | 1.48 | – | – | 1.48 | 0.00 | ||||
| 14 | ERATTAYAR | IDK | 754.38 | 746.00 | 748.28 | 0.69 | 13.02 | 0 | – | – | 0.00 | 0.00 | ||||||
| 15 | LOWER PERIYAR | IDK | 253 | 250.50 | 252.00 | 3.50 | 76.81 | 1.64 | 18.95 | 1.60 | – | – | 1.60 | 0.00 | ||||
| 16 | MOOZHIYAR | PTTA | 192.63 | 187.90 | 190.00 | 0.56 | 48.19 | 2.57 | 29.76 | 2.79 | – | – | 2.79 | 14.00 | ||||
| 17 | KALLAR | IDK | 824.48 | 819.60 | 823.50 | 0.16 | 21.28 | 0 | – | – | 0.00 | 0.00 | ||||||
| 18 | SENGULAM | IDK | 847.64 | 846.70 | 0.17 | 42.31 | 0.54 | 6.28 | 0.58 | – | – | 0.58 | 0.00 | |||||
| Grand Total | 834.26 | 23.52 |
