| 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 | 2379.14 ft | 2395.00 | 2401.00 | 2402.00 | 1063.96 | 72.90 | 1.80 | 20.88 | 6.80 | – | – | 6.80 | 0.00 | |
| 2 | IDAMALAYAR | EKM | 169.00 | 169.00 | 156.79 | 167.50 | 168.00 | 168.50 | 674.96 | 66.32 | 0.63 | 7.23 | 3.93 | – | – | 3.93 | 0.00 | |
| 3 | KAKKI – ANATHODE | PTTA | 981.46 | 981.46 | 974.55 | 979.46 | 980.46 | 980.96 | 337.73 | 75.64 | 1.02 | 11.83 | 2.64 | – | – | 2.64 | 0.00 | |
| 4 | BANASURASAGAR (K A S) | WND | 775.60 | 775.60 | 770.25 | 774.10 | 774.60 | 775.10 | 137.85 | 68.58 | 0.34 | 3.94 | – | 0.00 | 0.00 | Tunnel discharge 0.84mcm | ||
| 5 | SHOLAYAR | TSR | 2663.00 ft | 2656.70 ft | 2658.00 | 2660.00 | 2661.00 | 131.87 | 88.45 | 0.20 | 2.26 | 0.71 | – | – | 0.71 | 0.00 | ||
| 6 | MADUPETTY | IDK | 1599.59 | 1595.80 | 1596.00 | 1597.00 | 1598.00 | 44.44 | 81.14 | 0.18 | 2.1 | 0.31 | – | – | 0.31 | 0.00 | ||
| 7 | ANAYIRANKAL | IDK | 1207.02 | 1207.05 | 1205.02 | 1206.02 | 1207.02 | 49.99 | 100.33 | 0.02 | 0.28 | 0.02 | 0.28 | 0.024 | 0.00 | |||
| 8 | PONMUDI | IDK | 707.75 | 706.65 | 704.50 | 705.50 | 706.50 | 44.36 | 93.59 | 0.66 | 7.67 | 0.00 | 0.66 | 7.67 | 0.66 | 0.00 | Gate # 2 -10 cm | |
| 9 | KUTTIYADI (KAKKAYAM) | KKD | 758.04 | 756.51 | 755.50 | 756.50 | 757.50 | 30.17 | 88.79 | 0.95 | 10.97 | 0.72 | – | – | 0.72 | 0.00 | ||
| 10 | PAMBA | PTTA | 986.33 | 974.60 | 982.00 | 983.50 | 984.50 | 11.53 | 37.01 | 0.07 | 0.8 | – | – | 0.00 | 0.00 | |||
| 11 | PORINGALKUTHU | TSR | 423.98 | 418.00 | 421.00 | 422.00 | 423.00 | 15.10 | 49.83 | 0.70 | 8.09 | 0.91 | – | – | 0.91 | 0.00 | ||
| 12 | KUNDALA | IDK | 1758.69 | 1757.95 | 1755.00 | 1756.00 | 1757.00 | 6.87 | 89.74 | 0.03 | 0.34 | 0.00 | 0.03 | 0.34 | 0.03 | 0.00 | Gate # 3 -10 cm | |
| 13 | KALLARKUTTY | IDK | 456.59 | 453.50 | 455.00 | 4.51 | 70.09 | 0.54 | 6.21 | 0.85 | – | – | 0.85 | 0.00 | ||||
| 14 | ERATTAYAR | IDK | 754.38 | 746.90 | 748.28 | 0.90 | 16.96 | 0 | – | 0.00 | 0.00 | |||||||
| 15 | LOWER PERIYAR | IDK | 253 | 249.40 | 252.00 | 3.06 | 67.16 | 1.66 | 19.21 | 1.78 | – | – | 1.78 | 0.00 | ||||
| 16 | MOOZHIYAR | PTTA | 192.63 | 188.40 | 190.00 | 0.61 | 52.67 | 2.02 | 23.44 | 2.03 | – | – | 2.03 | 0.00 | ||||
| 17 | KALLAR | IDK | 824.48 | 819.90 | 823.50 | 0.18 | 23.62 | 0 | – | – | 0.00 | 0.00 | ||||||
| 18 | SENGULAM | IDK | 847.64 | 846.90 | 0.21 | 54.62 | 0.58 | 6.71 | 0.59 | – | – | 0.59 | 0.00 |
