| 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 | 2345.22 ft | 2395.00 | 2401.00 | 2402.00 | 610.61 | 41.84 | 0.69 | 8 | 5.32 | – | – | 5.32 | 0.00 | |
| 2 | IDAMALAYAR | EKM | 169.00 | 169.00 | 143.55 | 167.50 | 168.00 | 168.50 | 377.89 | 37.13 | 0.64 | 7.35 | 3.81 | – | – | 3.81 | 6.00 | |
| 3 | KAKKI – ANATHODE | PTTA | 981.46 | 981.46 | 960.47 | 979.46 | 980.46 | 980.96 | 186.60 | 41.79 | 0.54 | 6.26 | 2.58 | – | – | 2.58 | 0.00 | |
| 4 | BANASURASAGAR (K A S) | WND | 775.60 | 775.60 | 762.45 | 774.10 | 774.60 | 775.10 | 63.15 | 31.42 | 0.03 | 0.36 | – | – | 0.00 | 7.80 | Tunnel fully opened on 27.01.2026 at 9.10am. Tunnel discharge-0.82 MCM. River Sluice / day – 0.011MCM | |
| 5 | SHOLAYAR | TSR | 2663.00 ft | 2628.30 ft | 2658.00 | 2660.00 | 2661.00 | 70.96 | 47.60 | 0.20 | 2.34 | 1.27 | – | – | 1.27 | 0.00 | ||
| 6 | MADUPETTY | IDK | 1599.59 | 1585.85 | 1596.00 | 1597.00 | 1598.00 | 23.07 | 42.11 | 0.00 | 0 | 0.00 | – | – | 0.00 | 0.00 | Sluice discharge = 0.489 MCM | |
| 7 | ANAYIRANKAL | IDK | 1207.02 | 1206.98 | 1205.02 | 1206.02 | 1207.02 | 49.66 | 99.66 | 0.34 | 3.94 | 0.013 | 0.15 | 0.013 | 0.00 | |||
| 8 | PONMUDI | IDK | 707.75 | 693.00 | 704.50 | 705.50 | 706.50 | 18.71 | 39.47 | 0.17 | 2.02 | 1.39 | – | – | 1.39 | 0.00 | ||
| 9 | KUTTIYADI (KAKKAYAM) | KKD | 758.04 | 751.21 | 755.50 | 756.50 | 757.50 | 18.21 | 53.58 | 0.71 | 8.26 | 1.08 | – | – | 1.08 | 0.00 | ||
| 10 | PAMBA | PTTA | 986.33 | 963.30 | 982.00 | 983.50 | 984.50 | 0.10 | 0.32 | 0.00 | 0 | – | – | 0.00 | 0.00 | |||
| 11 | PORINGALKUTHU | TSR | 423.98 | 417.20 | 421.00 | 422.00 | 423.00 | 13.50 | 44.55 | 1.11 | 12.81 | 1.21 | – | – | 1.21 | 0.00 | ||
| 12 | KUNDALA | IDK | 1758.69 | 1758.30 | 1755.00 | 1756.00 | 1757.00 | 7.12 | 93.07 | 0.03 | 0.34 | 0.00 | 0.29 | 0.34 | 0.29 | 0.00 | Gate # 1 -10cm | |
| 13 | KALLARKUTTY | IDK | 456.59 | 453.85 | 455.00 | 4.73 | 73.55 | 2.06 | 23.81 | 1.77 | – | – | 1.77 | 0.00 | ||||
| 14 | ERATTAYAR | IDK | 754.38 | 746.40 | 748.28 | 0.75 | 14.17 | 0 | – | – | 0.00 | 0.00 | ||||||
| 15 | LOWER PERIYAR | IDK | 253 | 250.40 | 252.00 | 3.45 | 75.91 | 1.10 | 12.71 | 1.22 | – | – | 1.22 | 0.00 | ||||
| 16 | MOOZHIYAR | PTTA | 192.63 | 188.50 | 190.00 | 0.62 | 53.71 | 1.92 | 22.16 | 1.95 | – | – | 1.95 | 0.00 | ||||
| 17 | KALLAR | IDK | 824.48 | 819.40 | 823.50 | 0.13 | 17.40 | 0 | – | – | 0.00 | 0.00 | ||||||
| 18 | SENGULAM | IDK | 847.64 | 846.70 | 0.17 | 42.31 | 0.49 | 5.7 | 0.55 | – | – | 0.55 | 0.00 |
