| 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 | 2328.18 ft | 2395.00 | 2401.00 | 2402.00 | 420.25 | 28.79 | 0.85 | 9.79 | 5.17 | – | – | 5.17 | 0.00 | |
| 2 | IDAMALAYAR | EKM | 169.00 | 169.00 | 137.89 | 167.50 | 168.00 | 168.50 | 269.47 | 26.48 | 1.63 | 18.91 | 1.82 | – | – | 1.82 | 76.40 | |
| 3 | KAKKI – ANATHODE | PTTA | 981.46 | 981.46 | 948.66 | 979.46 | 980.46 | 980.96 | 103.56 | 23.19 | 0.90 | 10.47 | 3.08 | – | – | 3.08 | 45.00 | |
| 4 | BANASURASAGAR (K A S) | WND | 775.60 | 775.60 | 758.30 | 774.10 | 774.60 | 775.10 | 33.95 | 16.89 | 0.22 | 2.56 | – | – | 0.00 | 9.20 | Tunnel fully opened on 27.01.2026 at 9.10am. Tunnel discharge-0.81 MCM. River Sluice / day – 0.011MCM | |
| 5 | SHOLAYAR | TSR | 2663.00 ft | 2606.60 ft | 2658.00 | 2660.00 | 2661.00 | 38.24 | 25.65 | 0.80 | 9.25 | 1.30 | – | – | 1.30 | 42.00 | ||
| 6 | MADUPETTY | IDK | 1599.59 | 1574.30 | 1596.00 | 1597.00 | 1598.00 | 8.59 | 15.68 | 0.11 | 1.29 | 0.00 | – | – | 0.00 | 3.00 | Sluice discharge = 0.6113MCM | |
| 7 | ANAYIRANKAL | IDK | 1207.02 | 1200.92 | 1205.02 | 1206.02 | 1207.02 | 25.84 | 51.86 | 0.06 | 0.74 | – | – | 0 | 9.00 | Sluice discharge =1.5 MCM | ||
| 8 | PONMUDI | IDK | 707.75 | 691.30 | 704.50 | 705.50 | 706.50 | 16.03 | 33.81 | 0.30 | 3.46 | 1.25 | – | – | 1.25 | 2.00 | ||
| 9 | KUTTIYADI (KAKKAYAM) | KKD | 758.04 | 747.22 | 755.50 | 756.50 | 757.50 | 10.80 | 31.77 | 1.17 | 13.57 | 0.97 | – | – | 0.97 | 3.00 | ||
| 10 | PAMBA | PTTA | 986.33 | 963.55 | 982.00 | 983.50 | 984.50 | 0.28 | 0.90 | 0.00 | 0 | – | – | 0.00 | 6.00 | |||
| 11 | PORINGALKUTHU | TSR | 423.98 | 415.80 | 421.00 | 422.00 | 423.00 | 10.77 | 35.54 | 1.39 | 16.08 | 0.98 | – | – | 0.98 | 26.00 | ||
| 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 | 1.40 | Gate # 1 -10cm | |
| 13 | KALLARKUTTY | IDK | 456.59 | 454.05 | 455.00 | 4.86 | 75.52 | 1.81 | 20.99 | 2.04 | – | – | 2.04 | 6.00 | ||||
| 14 | ERATTAYAR | IDK | 754.38 | 746.10 | 748.28 | 0.71 | 13.41 | 0 | – | – | 0.00 | 0.00 | ||||||
| 15 | LOWER PERIYAR | IDK | 253 | 250.20 | 252.00 | 3.37 | 74.11 | 2.00 | 23.13 | 2.08 | – | – | 2.08 | 0.00 | ||||
| 16 | MOOZHIYAR | PTTA | 192.63 | 188.40 | 190.00 | 0.61 | 52.67 | 2.49 | 28.88 | 2.38 | – | – | 2.38 | 44.00 | ||||
| 17 | KALLAR | IDK | 824.48 | 819.40 | 823.50 | 0.15 | 19.74 | 0 | – | – | 0.00 | 0.00 | ||||||
| 18 | SENGULAM | IDK | 847.64 | 846.75 | 0.18 | 45.38 | 0.72 | 8.38 | 0.75 | – | – | 0.75 | 6.50 |
