| 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 | 2325.58 ft | 2395.00 | 2401.00 | 2402.00 | 392.46 | 26.89 | 0.83 | 9.57 | 5.80 | – | – | 5.80 | 0.00 | |
| 2 | IDAMALAYAR | EKM | 169.00 | 169.00 | 137.10 | 167.50 | 168.00 | 168.50 | 254.85 | 25.04 | 0.79 | 9.12 | 2.97 | – | – | 2.97 | 0.00 | |
| 3 | KAKKI – ANATHODE | PTTA | 981.46 | 981.46 | 946.43 | 979.46 | 980.46 | 980.96 | 92.06 | 20.62 | 0.40 | 4.61 | 2.89 | – | – | 2.89 | 0.00 | |
| 4 | BANASURASAGAR (K A S) | WND | 775.60 | 775.60 | 757.50 | 774.10 | 774.60 | 775.10 | 29.15 | 14.50 | 0.03 | 0.29 | – | – | 0.00 | 0.00 | 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 | 2602.00 ft | 2658.00 | 2660.00 | 2661.00 | 32.51 | 21.81 | 0.35 | 4.09 | 1.23 | – | – | 1.23 | 0.00 | ||
| 6 | MADUPETTY | IDK | 1599.59 | 1571.60 | 1596.00 | 1597.00 | 1598.00 | 5.89 | 10.75 | 0.11 | 1.29 | 0.00 | – | – | 0.00 | 0.00 | Sluice discharge = 0.6113MCM | |
| 7 | ANAYIRANKAL | IDK | 1207.02 | 1199.69 | 1205.02 | 1206.02 | 1207.02 | 21.92 | 44.00 | 1.11 | 12.83 | – | – | 0 | 0.00 | Sluice discharge = 2. MCM | ||
| 8 | PONMUDI | IDK | 707.75 | 691.35 | 704.50 | 705.50 | 706.50 | 16.10 | 33.98 | 1.11 | 12.85 | 0.87 | – | – | 0.87 | 0.00 | ||
| 9 | KUTTIYADI (KAKKAYAM) | KKD | 758.04 | 746.15 | 755.50 | 756.50 | 757.50 | 9.11 | 26.82 | 1.01 | 11.72 | 1.61 | – | – | 1.61 | 0.00 | ||
| 10 | PAMBA | PTTA | 986.33 | 963.55 | 982.00 | 983.50 | 984.50 | 0.28 | 0.90 | 0.22 | 2.59 | – | – | 0.00 | 0.00 | |||
| 11 | PORINGALKUTHU | TSR | 423.98 | 415.45 | 421.00 | 422.00 | 423.00 | 10.19 | 33.63 | 1.08 | 12.52 | 1.16 | – | – | 1.16 | 0.00 | ||
| 12 | KUNDALA | IDK | 1758.69 | 1758.00 | 1755.00 | 1756.00 | 1757.00 | 6.83 | 89.28 | 0.04 | 0.48 | 0.00 | 0.11 | 1.29 | 0.11 | 0.00 | Gate # 1 & 5-10cm Gate # 3 -20cm | |
| 13 | KALLARKUTTY | IDK | 456.59 | 453.25 | 455.00 | 4.35 | 67.62 | 1.34 | 15.52 | 1.50 | – | – | 1.50 | 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 | 248.30 | 252.00 | 2.63 | 57.74 | 2.02 | 23.37 | 1.04 | – | – | 1.04 | 0.00 | ||||
| 16 | MOOZHIYAR | PTTA | 192.63 | 189.40 | 190.00 | 0.73 | 62.67 | 2.44 | 28.19 | 2.14 | – | – | 2.14 | 0.00 | ||||
| 17 | KALLAR | IDK | 824.48 | 819.60 | 823.50 | 0.16 | 21.28 | 0 | – | – | 0.00 | 0.00 | ||||||
| 18 | SENGULAM | IDK | 847.64 | 846.90 | 0.21 | 54.62 | 0.56 | 6.42 | 0.59 | – | – | 0.59 | 0.00 |
