| 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 | 2386.81 | 2381.32 ft | 2378.81 | 2384.81 | 2385.81 | 1098.03 | 75.23 | 14.72 | 170.35 | 7.65 | – | – | 7.65 | 0.40 | |
| 2 | IDAMALAYAR | EKM | 169.00 | 163.50 | 162.74 | 162.00 | 162.50 | 163.00 | 837.39 | 82.27 | 12.94 | 149.73 | 5.49 | – | – | 5.49 | 1.20 | |
| 3 | KAKKI – ANATHODE | PTTA | 981.46 | 976.00 | 977.09 | 974.00 | 975.00 | 975.50 | 373.51 | 83.65 | 8.94 | 103.44 | 2.82 | 6.40 | 75.90 | 9.23 | 0.00 | Gate # 1,4- 30cm #2,3 – 45cm |
| 4 | BANASURASAGAR (K A S) | WND | 775.60 | 774.50 | 774.55 | 773.00 | 773.50 | 774.00 | 188.15 | 93.61 | 2.16 | 25.01 | 1.03 | 3.83 | 44.28 | 4.86 | 10.40 | Control shaft gate fully opened. |
| 5 | SHOLAYAR | TSR | 2663.00 ft | 2662.50 ft | 2658.00 | 2660.00 | 2661.00 | 147.68 | 99.05 | 5.26 | 60.9 | 1.93 | 2.76 | 32.00 | 4.70 | 6.00 | Gate #3 -0.5 ft | |
| 6 | MADUPETTY | IDK | 1599.59 | 1598.20 | 1596.00 | 1597.00 | 1598.00 | 50.54 | 92.28 | 0.95 | 11 | 0.00 | 0.95 | 11.00 | 0.95 | 0.00 | Gate #2- 20cm | |
| 7 | ANAYIRANKAL | IDK | 1207.02 | 1204.88 | 1205.02 | 1206.02 | 1207.02 | 40.46 | 81.20 | 0.31 | 3.55 | – | – | 0.00 | 0.00 | |||
| 8 | PONMUDI | IDK | 707.75 | 706.05 | 704.50 | 705.50 | 706.50 | 42.86 | 90.41 | 1.87 | 21.69 | 1.76 | – | – | 1.76 | 0.00 | ||
| 9 | KUTTIYADI (KAKKAYAM) | KKD | 758.04 | 756.51 | 755.50 | 756.50 | 757.50 | 30.17 | 88.79 | 3.18 | 36.81 | 3.33 | – | – | 3.33 | 16.00 | ||
| 10 | PAMBA | PTTA | 986.33 | 982.40 | 982.00 | 983.50 | 984.50 | 23.64 | 75.89 | 2.64 | 30.51 | – | – | 0.00 | 0.00 | |||
| 11 | PORINGALKUTHU | TSR | 423.98 | 418.20 | 421.00 | 422.00 | 423.00 | 15.53 | 51.25 | 22.19 | 256.8 | 4.72 | 18.33 | 176.01 | 23.05 | 0.00 | 7 crest gates fully opened for 4.5m. Sluice # 1 Opned. | |
| 12 | KUNDALA | IDK | 1758.69 | 1755.50 | 1755.00 | 1756.00 | 1757.00 | 5.27 | 68.89 | 0.10 | 1.1 | – | – | 0.00 | 0.00 | |||
| 13 | KALLARKUTTY | IDK | 456.59 | 456.30 | 455.00 | 6.28 | 97.68 | 11.04 | 127.76 | 3.58 | 7.43 | 86.00 | 11.01 | 0.00 | Gate # 2 to 5 – 15cm | |||
| 14 | ERATTAYAR | IDK | 754.38 | 748.00 | 748.28 | 1.32 | 25.02 | 0 | – | 0.00 | ||||||||
| 15 | LOWER PERIYAR | IDK | 253 | 253.00 | 252.00 | 4.55 | 100.00 | 13.00 | 150.48 | 7.86 | 5.06 | 48.00 | 12.92 | 0.00 | Upper vent # 2-30cm | |||
| 16 | MOOZHIYAR | PTTA | 192.63 | 186.70 | 190.00 | 0.44 | 37.50 | 3.03 | 35.1 | 2.79 | 0.25 | 2.16 | 3.04 | 0.00 | ||||
| 17 | KALLAR | IDK | 824.48 | 820.60 | 823.50 | 0.21 | 27.10 | 0 | – | – | 0.00 | |||||||
| 18 | SENGULAM | IDK | 847.64 | 846.90 | 0.21 | 54.62 | 1.46 | 16.93 | 1.47 | – | – | 1.47 | 0.00 |
