| 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 | 2378.00 ft | 2395.00 | 2401.00 | 2402.00 | 1047.78 | 71.79 | 0.78 | 9.06 | 4.92 | – | – | 4.92 | 0.00 | |
| 2 | IDAMALAYAR | EKM | 169.00 | 169.00 | 156.34 | 167.50 | 168.00 | 168.50 | 664.16 | 65.25 | 0.54 | 6.29 | 3.60 | – | – | 3.60 | 0.00 | |
| 3 | KAKKI – ANATHODE | PTTA | 981.46 | 981.46 | 974.26 | 979.46 | 980.46 | 980.96 | 333.88 | 74.78 | 1.20 | 13.85 | 2.37 | – | – | 2.37 | 0.00 | |
| 4 | BANASURASAGAR (K A S) | WND | 775.60 | 775.60 | 770.00 | 774.10 | 774.60 | 775.10 | 134.55 | 66.94 | 0.04 | 0.44 | – | 0.00 | 0.00 | Tunnel discharge 0.91mcm | ||
| 5 | SHOLAYAR | TSR | 2663.00 ft | 2656.20 ft | 2658.00 | 2660.00 | 2661.00 | 130.58 | 87.59 | 0.19 | 2.2 | 0.45 | – | – | 0.45 | 0.00 | ||
| 6 | MADUPETTY | IDK | 1599.59 | 1595.45 | 1596.00 | 1597.00 | 1598.00 | 43.57 | 79.54 | 0.12 | 1.33 | 0.49 | – | – | 0.49 | 6.00 | ||
| 7 | ANAYIRANKAL | IDK | 1207.02 | 1207.04 | 1205.02 | 1206.02 | 1207.02 | 49.94 | 100.22 | 0.03 | 0.39 | 0.02 | 0.21 | 0.018 | 8.00 | |||
| 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 | 756.12 | 755.50 | 756.50 | 757.50 | 29.18 | 85.88 | 1.14 | 13.15 | 1.14 | – | – | 1.14 | 0.00 | ||
| 10 | PAMBA | PTTA | 986.33 | 974.35 | 982.00 | 983.50 | 984.50 | 11.16 | 35.83 | 0.24 | 2.73 | – | – | 0.00 | 0.00 | |||
| 11 | PORINGALKUTHU | TSR | 423.98 | 417.60 | 421.00 | 422.00 | 423.00 | 14.30 | 47.19 | 0.55 | 6.31 | 0.45 | – | – | 0.45 | 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 | 9.40 | Gate # 3 -10 cm | |
| 13 | KALLARKUTTY | IDK | 456.59 | 453.10 | 455.00 | 4.27 | 66.41 | 1.39 | 16.06 | 0.98 | – | – | 0.98 | 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 | 250.30 | 252.00 | 3.41 | 75.01 | 0.99 | 11.42 | 0.59 | – | – | 0.59 | 0.00 | ||||
| 16 | MOOZHIYAR | PTTA | 192.63 | 187.40 | 190.00 | 0.51 | 43.79 | 2.82 | 32.68 | 1.93 | – | – | 1.93 | 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 | 846.85 | 0.20 | 51.54 | 0.62 | 7.12 | 0.65 | – | – | 0.65 | 0.00 |
