| 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 | 2377.58 ft | 2395.00 | 2401.00 | 2402.00 | 1041.81 | 71.38 | 1.03 | 11.91 | 4.32 | – | – | 4.32 | 0.00 | |
| 2 | IDAMALAYAR | EKM | 169.00 | 169.00 | 156.08 | 167.50 | 168.00 | 168.50 | 657.92 | 64.64 | 0.45 | 5.2 | 3.27 | – | – | 3.27 | 0.00 | |
| 3 | KAKKI – ANATHODE | PTTA | 981.46 | 981.46 | 974.13 | 979.46 | 980.46 | 980.96 | 332.19 | 74.40 | 0.83 | 9.56 | 1.74 | – | – | 1.74 | 0.00 | |
| 4 | BANASURASAGAR (K A S) | WND | 775.60 | 775.60 | 769.85 | 774.10 | 774.60 | 775.10 | 133.05 | 66.19 | 0.04 | 0.44 | – | 0.00 | 0.00 | Tunnel discharge 0.90mcm | ||
| 5 | SHOLAYAR | TSR | 2663.00 ft | 2655.90 ft | 2658.00 | 2660.00 | 2661.00 | 129.81 | 87.07 | 0.00 | 0 | 0.47 | – | – | 0.47 | 0.00 | ||
| 6 | MADUPETTY | IDK | 1599.59 | 1595.35 | 1596.00 | 1597.00 | 1598.00 | 43.42 | 79.27 | 0.14 | 1.64 | 0.17 | – | – | 0.17 | 0.00 | ||
| 7 | ANAYIRANKAL | IDK | 1207.02 | 1207.11 | 1205.02 | 1206.02 | 1207.02 | 50.30 | 100.95 | 0.08 | 0.94 | 0.13 | 1.54 | 0.133 | 0.00 | |||
| 8 | PONMUDI | IDK | 707.75 | 706.65 | 704.50 | 705.50 | 706.50 | 44.36 | 93.59 | 0.84 | 9.7 | 0.00 | 1.32 | 15.33 | 1.32 | 0.00 | Gate # 2 -20 cm | |
| 9 | KUTTIYADI (KAKKAYAM) | KKD | 758.04 | 756.27 | 755.50 | 756.50 | 757.50 | 29.56 | 87.00 | 1.16 | 13.47 | 0.86 | – | – | 0.86 | 0.00 | ||
| 10 | PAMBA | PTTA | 986.33 | 974.25 | 982.00 | 983.50 | 984.50 | 11.01 | 35.35 | 0.32 | 3.67 | – | – | 0.00 | 0.00 | |||
| 11 | PORINGALKUTHU | TSR | 423.98 | 417.50 | 421.00 | 422.00 | 423.00 | 14.10 | 46.53 | 0.58 | 6.76 | 0.68 | – | – | 0.68 | 0.00 | ||
| 12 | KUNDALA | IDK | 1758.69 | 1758.00 | 1755.00 | 1756.00 | 1757.00 | 6.90 | 90.20 | 0.00 | 0 | 0.00 | 0.03 | 0.34 | 0.03 | 0.00 | Gate # 3 -10 cm | |
| 13 | KALLARKUTTY | IDK | 456.59 | 454.80 | 455.00 | 5.33 | 82.91 | 2.42 | 27.97 | 1.62 | – | – | 1.62 | 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 | 250.70 | 252.00 | 3.58 | 78.62 | 1.19 | 13.76 | 1.31 | – | – | 1.31 | 0.00 | ||||
| 16 | MOOZHIYAR | PTTA | 192.63 | 189.60 | 190.00 | 0.75 | 64.57 | 3.03 | 35.08 | 1.38 | – | – | 1.38 | 0.00 | ||||
| 17 | KALLAR | IDK | 824.48 | 820.00 | 823.50 | 0.18 | 24.14 | 0 | – | – | 0.00 | 0.00 | ||||||
| 18 | SENGULAM | IDK | 847.64 | 846.85 | 0.20 | 51.54 | 0.46 | 5.37 | 0.50 | – | – | 0.50 | 0.00 |
