| 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 | 2397.78 ft | 2382.34 ft | 2389.78 | 2395.78 | 2396.78 | 1114.91 | 76.39 | 5.90 | 68.29 | 6.44 | – | – | 6.44 | 4.00 | |
| 2 | IDAMALAYAR | EKM | 169.00 | 166.60 | 161.55 | 165.10 | 165.60 | 166.10 | 803.57 | 78.95 | 2.80 | 32.46 | 5.30 | – | – | 5.30 | 1.40 | |
| 3 | KAKKI – ANATHODE | PTTA | 981.46 | 977.95 | 975.45 | 975.95 | 976.95 | 977.45 | 350.10 | 78.41 | 3.64 | 42.13 | 3.08 | – | – | 3.08 | 31.00 | |
| 4 | BANASURASAGAR (K A S) | WND | 775.60 | 775.00 | 773.75 | 773.50 | 774.00 | 774.50 | 178.15 | 88.63 | 0.15 | 1.74 | 1.05 | – | – | 1.05 | 21.80 | Control shaft gate fully opened. |
| 5 | SHOLAYAR | TSR | 2663.00 ft | 2661.40 ft | 2658.00 | 2660.00 | 2661.00 | 144.56 | 96.96 | 1.36 | 15.68 | 0.51 | – | – | 0.51 | 38.20 | ||
| 6 | MADUPETTY | IDK | 1599.59 | 1596.15 | 1596.00 | 1597.00 | 1598.00 | 45.32 | 82.74 | 0.98 | 11.36 | 0.00 | 0.95 | 10.93 | 0.95 | 5.00 | Sluice discharge 0.1592 MCM. Gate # 2 – 20 cm | |
| 7 | ANAYIRANKAL | IDK | 1207.02 | 1206.73 | 1205.02 | 1206.02 | 1207.02 | 48.57 | 97.47 | 0.09 | 1.01 | – | – | 0.00 | 6.00 | |||
| 8 | PONMUDI | IDK | 707.75 | 700.35 | 704.50 | 705.50 | 706.50 | 30.87 | 65.13 | 1.22 | 14.07 | 1.71 | – | – | 1.71 | 24.00 | ||
| 9 | KUTTIYADI (KAKKAYAM) | KKD | 758.04 | 754.99 | 755.50 | 756.50 | 757.50 | 26.36 | 77.58 | 1.71 | 19.79 | 1.56 | – | – | 1.56 | 23.00 | ||
| 10 | PAMBA | PTTA | 986.33 | 975.80 | 982.00 | 983.50 | 984.50 | 13.33 | 42.79 | 0.72 | 8.31 | – | – | 0.00 | 24.00 | |||
| 11 | PORINGALKUTHU | TSR | 423.98 | 418.45 | 421.00 | 422.00 | 423.00 | 16.07 | 53.04 | 1.89 | 21.89 | 2.75 | – | – | 2.75 | 4.30 | 7 crest gates fully opened for 1 Ft; no out flow | |
| 12 | KUNDALA | IDK | 1758.69 | 1758.00 | 1755.00 | 1756.00 | 1757.00 | 6.90 | 90.20 | 0.01 | 0.06 | 0.00 | 0.03 | 0.34 | 0.03 | 3.60 | ||
| 13 | KALLARKUTTY | IDK | 456.59 | 452.65 | 455.00 | 4.04 | 62.83 | 3.17 | 36.67 | 2.96 | – | – | 2.96 | 7.00 | ||||
| 14 | ERATTAYAR | IDK | 754.38 | 747.10 | 748.28 | 0.98 | 18.43 | 0 | – | 0.00 | ||||||||
| 15 | LOWER PERIYAR | IDK | 253 | 248.40 | 252.00 | 2.67 | 58.59 | 4.84 | 56.07 | 4.63 | – | – | 4.63 | 8.00 | ||||
| 16 | MOOZHIYAR | PTTA | 192.63 | 186.70 | 190.00 | 0.44 | 37.50 | 2.32 | 26.80 | 2.37 | – | – | 2.37 | 44.00 | ||||
| 17 | KALLAR | IDK | 824.48 | 820.40 | 823.50 | 0.20 | 26.12 | 0 | – | – | 0.00 | |||||||
| 18 | SENGULAM | IDK | 847.64 | 847.00 | 0.24 | 60.51 | 1.14 | 13.23 | 1.02 | – | – | 1.02 | 1.00 |
