| 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 | 2399.79 ft | 2383.06 ft | 2391.79 | 2397.79 | 2398.79 | 1126.83 | 77.21 | 4.94 | 57.18 | 9.13 | – | – | 9.13 | 3.60 | |
| 2 | IDAMALAYAR | EKM | 169.00 | 168.50 | 161.87 | 167.00 | 167.50 | 168.00 | 812.62 | 79.84 | 1.85 | 21.44 | 0.99 | – | – | 0.99 | 0.40 | |
| 3 | KAKKI – ANATHODE | PTTA | 981.46 | 980.56 | 977.64 | 978.56 | 979.56 | 980.06 | 381.70 | 85.49 | 1.75 | 20.28 | 3.25 | – | – | 3.25 | 0.00 | |
| 4 | BANASURASAGAR (K A S) | WND | 775.60 | 775.60 | 773.55 | 774.10 | 774.60 | 775.10 | 175.95 | 87.54 | 0.60 | 6.94 | – | – | 0.00 | 0.00 | ||
| 5 | SHOLAYAR | TSR | 2663.00 ft | 2661.10 ft | 2658.00 | 2660.00 | 2661.00 | 143.71 | 96.39 | 0.42 | 4.88 | 0.42 | – | – | 0.42 | 0.00 | ||
| 6 | MADUPETTY | IDK | 1599.59 | 1596.35 | 1596.00 | 1597.00 | 1598.00 | 45.82 | 83.65 | 0.41 | 4.75 | 0.19 | – | – | 0.19 | 0.00 | Sluice discharge -0.1622mcm | |
| 7 | ANAYIRANKAL | IDK | 1207.02 | 1207.10 | 1205.02 | 1206.02 | 1207.02 | 50.25 | 100.84 | 0.04 | 0.52 | 0.10 | 1.30 | 0.096 | 0.00 | |||
| 8 | PONMUDI | IDK | 707.75 | 705.70 | 704.50 | 705.50 | 706.50 | 42.04 | 88.70 | 1.53 | 17.67 | 1.76 | – | – | 1.76 | 2.00 | ||
| 9 | KUTTIYADI (KAKKAYAM) | KKD | 758.04 | 755.54 | 755.50 | 756.50 | 757.50 | 27.73 | 81.62 | 0.26 | 3.05 | 0.26 | – | – | 0.26 | 0.00 | ||
| 10 | PAMBA | PTTA | 986.33 | 977.85 | 982.00 | 983.50 | 984.50 | 16.44 | 52.78 | 0.48 | 5.51 | – | – | 0.00 | 0.00 | |||
| 11 | PORINGALKUTHU | TSR | 423.98 | 419.70 | 421.00 | 422.00 | 423.00 | 19.00 | 62.71 | 1.36 | 15.74 | 0.86 | – | – | 0.86 | 0.00 | 4 crest gates opened for 6ft | |
| 12 | KUNDALA | IDK | 1758.69 | 1758.05 | 1755.00 | 1756.00 | 1757.00 | 6.94 | 90.65 | 0.03 | 0.34 | 0.00 | 0.03 | 0.34 | 0.03 | 1.20 | Gate # 3 -10 cm | |
| 13 | KALLARKUTTY | IDK | 456.59 | 453.00 | 455.00 | 4.22 | 65.61 | 3.15 | 36.52 | 2.82 | – | – | 2.82 | 2.00 | ||||
| 14 | ERATTAYAR | IDK | 754.38 | 747.00 | 748.28 | 0.94 | 17.70 | 0 | – | 0.00 | ||||||||
| 15 | LOWER PERIYAR | IDK | 253 | 249.00 | 252.00 | 2.90 | 63.74 | 4.22 | 48.81 | 3.58 | – | – | 3.58 | 2.00 | ||||
| 16 | MOOZHIYAR | PTTA | 192.63 | 190.50 | 190.00 | 0.87 | 75.17 | 2.61 | 30.26 | 2.67 | – | – | 2.67 | 7.00 | ||||
| 17 | KALLAR | IDK | 824.48 | 820.20 | 823.50 | 0.19 | 25.12 | 0 | – | – | 0.00 | |||||||
| 18 | SENGULAM | IDK | 847.64 | 846.75 | 0.18 | 45.38 | 0.91 | 10.55 | 0.90 | – | – | 0.90 | 0.00 |
