| 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 | 2383.53 | 2376.98 ft | 2375.53 | 2381.53 | 2382.53 | 1033.28 | 70.80 | 7.37 | 85.27 | 9.81 | – | – | 9.81 | 12.60 | |
| 2 | IDAMALAYAR | EKM | 169.00 | 163.00 | 160.20 | 161.50 | 162.00 | 162.50 | 765.60 | 75.22 | 5.26 | 60.88 | 6.09 | – | – | 6.09 | 5.60 | |
| 3 | KAKKI – ANATHODE | PTTA | 981.46 | 975.75 | 975.66 | 973.75 | 974.75 | 975.25 | 353.04 | 79.07 | 3.77 | 43.69 | 4.33 | – | – | 4.33 | 39.00 | |
| 4 | BANASURASAGAR (K A S) | WND | 775.60 | 774.00 | 773.95 | 772.50 | 773.00 | 773.50 | 180.95 | 90.02 | 1.37 | 15.82 | 1.04 | 0.33 | – | 1.37 | 0.00 | Control shaft gate fully opened.Radial Gate #2 -closed on 08.08.2025 at 5.50pm |
| 5 | SHOLAYAR | TSR | 2663.00 ft | 2662.40 ft | 2658.00 | 2660.00 | 2661.00 | 147.39 | 98.86 | 2.67 | 30.94 | 1.93 | 0.17 | – | 2.11 | 11.00 | Gates closed. | |
| 6 | MADUPETTY | IDK | 1599.59 | 1598.55 | 1596.00 | 1597.00 | 1598.00 | 51.59 | 94.19 | 0.65 | 7.52 | 0.00 | 0.95 | 10.95 | 0.95 | 0.00 | Gate #2- 20cm | |
| 7 | ANAYIRANKAL | IDK | 1207.02 | 1204.20 | 1205.02 | 1206.02 | 1207.02 | 37.48 | 75.22 | 0.15 | 1.79 | – | – | 0.00 | 0.00 | |||
| 8 | PONMUDI | IDK | 707.75 | 705.75 | 704.50 | 705.50 | 706.50 | 42.16 | 88.95 | 1.96 | 22.65 | 1.53 | 0.66 | 7.67 | 2.19 | 0.00 | Gate #2- 10cm | |
| 9 | KUTTIYADI (KAKKAYAM) | KKD | 758.04 | 755.84 | 755.50 | 756.50 | 757.50 | 28.50 | 83.86 | 2.17 | 25.15 | 3.32 | – | – | 3.32 | 9.00 | ||
| 10 | PAMBA | PTTA | 986.33 | 976.45 | 982.00 | 983.50 | 984.50 | 14.31 | 45.94 | 0.68 | 7.88 | – | – | 0.00 | 0.00 | |||
| 11 | PORINGALKUTHU | TSR | 423.98 | 419.80 | 421.00 | 422.00 | 423.00 | 19.25 | 63.53 | 8.96 | 103.66 | 4.77 | 4.69 | 54.25 | 9.46 | 8.20 | 7 crest gates fully opened for 4.5m. | |
| 12 | KUNDALA | IDK | 1758.69 | 1753.80 | 1755.00 | 1756.00 | 1757.00 | 4.40 | 57.52 | 0.08 | 0.87 | – | – | 0.00 | 0.00 | |||
| 13 | KALLARKUTTY | IDK | 456.59 | 456.25 | 455.00 | 6.25 | 97.22 | 6.61 | 76.5 | 3.89 | 2.75 | 31.88 | 6.64 | 0.00 | Gate #3-30cm & #4-15cm | |||
| 14 | ERATTAYAR | IDK | 754.38 | 747.10 | 748.28 | 0.98 | 18.43 | 0 | – | 0.00 | ||||||||
| 15 | LOWER PERIYAR | IDK | 253 | 252.90 | 252.00 | 4.51 | 99.05 | 7.71 | 89.21 | 6.27 | 1.48 | 16.00 | 7.75 | 0.00 | Upper vent #1-10cm | |||
| 16 | MOOZHIYAR | PTTA | 192.63 | 191.90 | 190.00 | 1.06 | 91.47 | 3.79 | 43.85 | 2.77 | 0.81 | 5.56 | 3.58 | 2.00 | Gate # -10cm | |||
| 17 | KALLAR | IDK | 824.48 | 820.40 | 823.50 | 0.20 | 26.12 | 0 | – | – | 0.00 | |||||||
| 18 | SENGULAM | IDK | 847.64 | 846.75 | 0.18 | 45.38 | 1.52 | 17.63 | 1.52 | – | – | 1.52 | 0.00 |
