| 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 | 2378.70 ft | 2395.00 | 2401.00 | 2402.00 | 1057.71 | 72.47 | 1.24 | 14.39 | 7.37 | – | – | 7.37 | 0.00 | |
| 2 | IDAMALAYAR | EKM | 169.00 | 169.00 | 156.64 | 167.50 | 168.00 | 168.50 | 671.36 | 65.96 | 0.70 | 8.08 | 4.24 | – | – | 4.24 | 0.00 | |
| 3 | KAKKI – ANATHODE | PTTA | 981.46 | 981.46 | 974.45 | 979.46 | 980.46 | 980.96 | 336.38 | 75.34 | 1.29 | 14.92 | 2.64 | – | – | 2.64 | 0.00 | |
| 4 | BANASURASAGAR (K A S) | WND | 775.60 | 775.60 | 770.20 | 774.10 | 774.60 | 775.10 | 137.35 | 68.33 | 0.40 | 4.63 | – | 0.00 | 0.00 | Tunnel discharge 0.9mcm | ||
| 5 | SHOLAYAR | TSR | 2663.00 ft | 2656.50 ft | 2658.00 | 2660.00 | 2661.00 | 131.35 | 88.10 | 0.40 | 4.62 | 0.91 | – | – | 0.91 | 0.00 | ||
| 6 | MADUPETTY | IDK | 1599.59 | 1595.70 | 1596.00 | 1597.00 | 1598.00 | 44.39 | 81.05 | 0.26 | 3.03 | 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 | 756.39 | 755.50 | 756.50 | 757.50 | 29.87 | 87.90 | 1.16 | 13.45 | 1.47 | – | – | 1.47 | 0.00 | ||
| 10 | PAMBA | PTTA | 986.33 | 974.50 | 982.00 | 983.50 | 984.50 | 11.38 | 36.53 | 0.12 | 1.41 | – | – | 0.00 | 0.00 | |||
| 11 | PORINGALKUTHU | TSR | 423.98 | 417.75 | 421.00 | 422.00 | 423.00 | 14.60 | 48.18 | 1.02 | 11.76 | 1.52 | – | – | 1.52 | 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 | 453.10 | 455.00 | 4.27 | 66.41 | 1.62 | 18.73 | 1.85 | – | – | 1.85 | 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 | 248.60 | 252.00 | 2.74 | 60.31 | 1.59 | 18.44 | 1.90 | – | – | 1.90 | 0.00 | ||||
| 16 | MOOZHIYAR | PTTA | 192.63 | 189.30 | 190.00 | 0.72 | 61.64 | 3.09 | 35.76 | 1.87 | – | – | 1.87 | 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 | 846.60 | 0.14 | 36.41 | 0.49 | 5.66 | 0.56 | – | – | 0.56 | 0.00 |
