| 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 | 2327.12 ft | 2395.00 | 2401.00 | 2402.00 | 408.91 | 28.02 | 1.19 | 13.77 | 5.53 | – | – | 5.53 | 0.00 | |
| 2 | IDAMALAYAR | EKM | 169.00 | 169.00 | 137.58 | 167.50 | 168.00 | 168.50 | 263.73 | 25.91 | 0.52 | 6.05 | 2.71 | – | – | 2.71 | 0.20 | |
| 3 | KAKKI – ANATHODE | PTTA | 981.46 | 981.46 | 947.92 | 979.46 | 980.46 | 980.96 | 99.63 | 22.31 | 0.67 | 7.73 | 2.68 | – | – | 2.68 | 0.00 | |
| 4 | BANASURASAGAR (K A S) | WND | 775.60 | 775.60 | 758.00 | 774.10 | 774.60 | 775.10 | 31.85 | 15.85 | 0.03 | 0.29 | – | – | 0.00 | 0.00 | Tunnel fully opened on 27.01.2026 at 9.10am. Tunnel discharge-0.78 MCM. River Sluice / day – 0.011MCM | |
| 5 | SHOLAYAR | TSR | 2663.00 ft | 2604.40 ft | 2658.00 | 2660.00 | 2661.00 | 35.50 | 23.81 | 0.40 | 4.66 | 1.28 | – | – | 1.28 | 0.00 | ||
| 6 | MADUPETTY | IDK | 1599.59 | 1572.90 | 1596.00 | 1597.00 | 1598.00 | 7.19 | 13.13 | 0.16 | 1.87 | 0.00 | – | – | 0.00 | 0.00 | Sluice discharge = 0.6113MCM | |
| 7 | ANAYIRANKAL | IDK | 1207.02 | 1200.58 | 1205.02 | 1206.02 | 1207.02 | 24.76 | 49.69 | 1.51 | 17.53 | – | – | 0 | 0.00 | Sluice discharge = 2.12 MCM | ||
| 8 | PONMUDI | IDK | 707.75 | 691.00 | 704.50 | 705.50 | 706.50 | 15.55 | 32.81 | 1.37 | 15.83 | 0.89 | – | – | 0.89 | 0.00 | ||
| 9 | KUTTIYADI (KAKKAYAM) | KKD | 758.04 | 747.83 | 755.50 | 756.50 | 757.50 | 11.83 | 34.82 | 0.64 | 7.46 | 0.80 | – | – | 0.80 | 0.00 | ||
| 10 | PAMBA | PTTA | 986.33 | 963.70 | 982.00 | 983.50 | 984.50 | 0.38 | 1.22 | 0.35 | 4.02 | – | – | 0.00 | 0.00 | |||
| 11 | PORINGALKUTHU | TSR | 423.98 | 415.70 | 421.00 | 422.00 | 423.00 | 10.61 | 35.02 | 1.24 | 14.31 | 1.57 | – | – | 1.57 | 0.00 | ||
| 12 | KUNDALA | IDK | 1758.69 | 1758.20 | 1755.00 | 1756.00 | 1757.00 | 7.05 | 92.09 | 0.03 | 0.34 | 0.00 | 0.03 | 0.34 | 0.03 | 0.00 | Gate # 1 -10cm | |
| 13 | KALLARKUTTY | IDK | 456.59 | 454.10 | 455.00 | 4.89 | 76.00 | 1.53 | 17.67 | 1.40 | – | – | 1.40 | 0.00 | ||||
| 14 | ERATTAYAR | IDK | 754.38 | 746.10 | 748.28 | 0.71 | 13.41 | 0 | – | – | 0.00 | 0.00 | ||||||
| 15 | LOWER PERIYAR | IDK | 253 | 250.40 | 252.00 | 3.45 | 75.91 | 1.29 | 14.94 | 1.37 | – | – | 1.37 | 0.00 | ||||
| 16 | MOOZHIYAR | PTTA | 192.63 | 189.20 | 190.00 | 0.70 | 60.69 | 2.24 | 25.90 | 1.96 | – | – | 1.96 | 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 | 846.60 | 0.14 | 36.41 | 0.61 | 7.08 | 0.68 | – | – | 0.68 | 0.00 |
