| 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 | 2377.16 ft | 2395.00 | 2401.00 | 2402.00 | 1035.84 | 70.97 | 0.64 | 7.35 | 3.93 | – | – | 3.93 | 0.00 | |
| 2 | IDAMALAYAR | EKM | 169.00 | 169.00 | 155.90 | 167.50 | 168.00 | 168.50 | 653.62 | 64.22 | 0.28 | 3.25 | 2.60 | – | – | 2.60 | 0.00 | |
| 3 | KAKKI – ANATHODE | PTTA | 981.46 | 981.46 | 974.01 | 979.46 | 980.46 | 980.96 | 330.63 | 74.05 | 0.96 | 11.13 | 1.61 | – | – | 1.61 | 0.00 | |
| 4 | BANASURASAGAR (K A S) | WND | 775.60 | 775.60 | 769.70 | 774.10 | 774.60 | 775.10 | 131.75 | 65.55 | 0.38 | 4.4 | – | 0.00 | 0.00 | Tunnel discharge 0.88mcm | ||
| 5 | SHOLAYAR | TSR | 2663.00 ft | 2656.00 ft | 2658.00 | 2660.00 | 2661.00 | 130.06 | 87.24 | 0.37 | 4.24 | 0.37 | – | – | 0.37 | 0.00 | ||
| 6 | MADUPETTY | IDK | 1599.59 | 1595.25 | 1596.00 | 1597.00 | 1598.00 | 43.17 | 78.81 | 0.02 | 0.2 | 0.24 | – | – | 0.24 | 0.00 | ||
| 7 | ANAYIRANKAL | IDK | 1207.02 | 1207.09 | 1205.02 | 1206.02 | 1207.02 | 50.20 | 100.74 | 0.03 | 0.35 | 0.08 | 0.95 | 0.082 | 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 | 756.70 | 755.50 | 756.50 | 757.50 | 30.63 | 90.14 | 1.10 | 12.72 | 0.72 | – | – | 0.72 | 0.00 | ||
| 10 | PAMBA | PTTA | 986.33 | 974.05 | 982.00 | 983.50 | 984.50 | 10.76 | 34.54 | 0.19 | 2.19 | – | – | 0.00 | 0.00 | |||
| 11 | PORINGALKUTHU | TSR | 423.98 | 417.40 | 421.00 | 422.00 | 423.00 | 13.90 | 45.87 | 0.28 | 3.2 | 0.58 | – | – | 0.58 | 0.00 | ||
| 12 | KUNDALA | IDK | 1758.69 | 1758.00 | 1755.00 | 1756.00 | 1757.00 | 6.90 | 90.20 | 0.03 | 0.34 | 0.00 | 0.03 | 0.34 | 0.03 | 0.00 | Gate # 3 -10 cm | |
| 13 | KALLARKUTTY | IDK | 456.59 | 453.10 | 455.00 | 4.27 | 66.41 | 1.65 | 19.06 | 1.70 | – | – | 1.70 | 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 | 250.20 | 252.00 | 3.37 | 74.11 | 1.66 | 19.16 | 2.19 | – | – | 2.19 | 0.00 | ||||
| 16 | MOOZHIYAR | PTTA | 192.63 | 190.50 | 190.00 | 1.21 | 104.48 | 3.63 | 42.00 | 0.93 | 0.25 | 2.93 | 1.19 | 0.00 | Gate # 2-20cm | |||
| 17 | KALLAR | IDK | 824.48 | 820.00 | 823.50 | 0.18 | 24.14 | 0 | – | – | 0.00 | 0.00 | ||||||
| 18 | SENGULAM | IDK | 847.64 | 846.70 | 0.17 | 42.31 | 0.34 | 3.96 | 0.41 | – | – | 0.41 | 0.00 |
