| 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 | 2318.26 ft | 2395.00 | 2401.00 | 2402.00 | 317.02 | 21.72 | 1.52 | 17.63 | 5.73 | – | – | 5.73 | 0.60 | |
| 2 | IDAMALAYAR | EKM | 169.00 | 169.00 | 135.29 | 167.50 | 168.00 | 168.50 | 224.35 | 22.04 | 0.80 | 9.2 | 2.12 | – | – | 2.12 | 5.60 | |
| 3 | KAKKI – ANATHODE | PTTA | 981.46 | 981.46 | 938.81 | 979.46 | 980.46 | 980.96 | 60.00 | 13.44 | 0.69 | 8 | 2.76 | – | – | 2.76 | 10.00 | |
| 4 | BANASURASAGAR (K A S) | WND | 775.60 | 775.60 | 755.35 | 774.10 | 774.60 | 775.10 | 17.55 | 8.73 | 0.02 | 0.24 | – | – | 0.00 | 1.60 | Tunnel fully opened on 27.01.2026 at 9.10am. Tunnel discharge-0..76 MCM. River Sluice / day – 0.011MCM | |
| 5 | SHOLAYAR | TSR | 2663.00 ft | 2590.80 ft | 2658.00 | 2660.00 | 2661.00 | 20.26 | 13.59 | 0.32 | 3.71 | 0.88 | – | – | 0.88 | 2.00 | ||
| 6 | MADUPETTY | IDK | 1599.59 | 1571.15 | 1596.00 | 1597.00 | 1598.00 | 5.44 | 9.93 | 0.71 | 8.23 | 0.00 | – | – | 0.00 | 8.00 | Sluice discharge = 0.6113MCM | |
| 7 | ANAYIRANKAL | IDK | 1207.02 | 1195.99 | 1205.02 | 1206.02 | 1207.02 | 11.75 | 23.58 | 1.26 | 14.61 | – | – | 0 | 14.00 | Sluice discharge = 1.8 MCM | ||
| 8 | PONMUDI | IDK | 707.75 | 688.80 | 704.50 | 705.50 | 706.50 | 12.37 | 26.10 | 0.79 | 9.14 | 1.35 | – | – | 1.35 | 0.00 | ||
| 9 | KUTTIYADI (KAKKAYAM) | KKD | 758.04 | 745.69 | 755.50 | 756.50 | 757.50 | 8.43 | 24.80 | 1.08 | 12.53 | 0.72 | – | – | 0.72 | 13.00 | ||
| 10 | PAMBA | PTTA | 986.33 | 963.65 | 982.00 | 983.50 | 984.50 | 0.34 | 1.09 | 0.40 | 4.59 | – | – | 0.00 | 9.00 | |||
| 11 | PORINGALKUTHU | TSR | 423.98 | 413.00 | 421.00 | 422.00 | 423.00 | 6.45 | 21.29 | 0.59 | 6.83 | 1.49 | – | – | 1.49 | 8.40 | ||
| 12 | KUNDALA | IDK | 1758.69 | 1749.00 | 1755.00 | 1756.00 | 1757.00 | 2.28 | 29.80 | 0.20 | 2.37 | 0.00 | – | – | 0.00 | 6.80 | Sluice discharge = 0.6048 MCM. Gate # 1,2,3,4&5- 30cm | |
| 13 | KALLARKUTTY | IDK | 456.59 | 453.10 | 455.00 | 4.27 | 66.41 | 1.41 | 16.27 | 1.55 | – | – | 1.55 | 0.00 | ||||
| 14 | ERATTAYAR | IDK | 754.38 | 745.90 | 748.28 | 0.45 | 8.41 | 0 | – | – | 0.00 | 0.00 | ||||||
| 15 | LOWER PERIYAR | IDK | 253 | 248.10 | 252.00 | 2.55 | 56.02 | 1.23 | 14.22 | 1.70 | – | – | 1.70 | 4.00 | ||||
| 16 | MOOZHIYAR | PTTA | 192.63 | 188.05 | 190.00 | 0.57 | 49.53 | 2.26 | 26.11 | 2.21 | – | – | 2.21 | 1.00 | ||||
| 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 | 0.57 | 6.55 | 0.58 | – | – | 0.58 | 0.50 | |||||
| Grand Total | 694.45 | 19.58 |
