| 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 | 2324.66 ft | 2395.00 | 2401.00 | 2402.00 | 382.64 | 26.22 | 0.28 | 3.23 | 4.61 | – | – | 4.61 | 0.00 | |
| 2 | IDAMALAYAR | EKM | 169.00 | 169.00 | 136.80 | 167.50 | 168.00 | 168.50 | 249.40 | 24.50 | 0.39 | 4.56 | 2.88 | – | – | 2.88 | 9.20 | |
| 3 | KAKKI – ANATHODE | PTTA | 981.46 | 981.46 | 945.63 | 979.46 | 980.46 | 980.96 | 88.22 | 19.76 | 1.72 | 19.91 | 3.21 | – | – | 3.21 | 17.00 | |
| 4 | BANASURASAGAR (K A S) | WND | 775.60 | 775.60 | 757.10 | 774.10 | 774.60 | 775.10 | 26.95 | 13.41 | 0.02 | 0.24 | – | – | 0.00 | 12.20 | Tunnel fully opened on 27.01.2026 at 9.10am. Tunnel discharge-0.84 MCM. River Sluice / day – 0.011MCM | |
| 5 | SHOLAYAR | TSR | 2663.00 ft | 2600.00 ft | 2658.00 | 2660.00 | 2661.00 | 29.99 | 20.12 | 0.20 | 2.3 | 1.47 | – | – | 1.47 | 2.30 | ||
| 6 | MADUPETTY | IDK | 1599.59 | 1570.80 | 1596.00 | 1597.00 | 1598.00 | 5.09 | 9.29 | 0.21 | 2.45 | 0.00 | – | – | 0.00 | 0.00 | Sluice discharge = 0.6113MCM | |
| 7 | ANAYIRANKAL | IDK | 1207.02 | 1199.17 | 1205.02 | 1206.02 | 1207.02 | 20.27 | 40.68 | 0.80 | 9.25 | – | – | 0 | 2.00 | Sluice discharge = 1.5 MCM | ||
| 8 | PONMUDI | IDK | 707.75 | 691.30 | 704.50 | 705.50 | 706.50 | 16.03 | 33.81 | 0.82 | 9.46 | 1.13 | – | – | 1.13 | 0.00 | ||
| 9 | KUTTIYADI (KAKKAYAM) | KKD | 758.04 | 745.08 | 755.50 | 756.50 | 757.50 | 7.55 | 22.21 | 0.14 | 1.63 | 1.71 | – | – | 1.71 | 14.00 | ||
| 10 | PAMBA | PTTA | 986.33 | 963.50 | 982.00 | 983.50 | 984.50 | 0.24 | 0.77 | 0.18 | 2.13 | – | – | 0.00 | 3.00 | |||
| 11 | PORINGALKUTHU | TSR | 423.98 | 415.30 | 421.00 | 422.00 | 423.00 | 9.95 | 32.84 | 1.38 | 15.96 | 1.54 | – | – | 1.54 | 3.00 | ||
| 12 | KUNDALA | IDK | 1758.69 | 1757.50 | 1755.00 | 1756.00 | 1757.00 | 6.55 | 85.62 | 0.21 | 2.45 | 0.00 | 0.22 | 1.29 | 0.22 | 0.00 | Gate # 1 30cm Gate # 3 -30cm | |
| 13 | KALLARKUTTY | IDK | 456.59 | 453.45 | 455.00 | 4.48 | 69.60 | 1.78 | 20.65 | 1.27 | – | – | 1.27 | 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 | 250.40 | 252.00 | 3.45 | 75.91 | 1.33 | 15.35 | 1.20 | – | – | 1.20 | 4.00 | ||||
| 16 | MOOZHIYAR | PTTA | 192.63 | 189.70 | 190.00 | 0.76 | 65.60 | 2.54 | 29.34 | 2.50 | – | – | 2.50 | 13.00 | ||||
| 17 | KALLAR | IDK | 824.48 | 819.60 | 823.50 | 0.16 | 21.28 | 0 | – | – | 0.00 | 0.00 | ||||||
| 18 | SENGULAM | IDK | 847.64 | 846.85 | 0.20 | 51.54 | 0.55 | 6.36 | 0.55 | – | – | 0.55 | 0.00 |
