| 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 | 2400.03 ft | 2384.80 ft | 2392.03 | 2398.03 | 2399.03 | 1155.64 | 79.18 | 2.11 | 24.38 | 0.00 | – | – | 0.00 | 4.80 | |
| 2 | IDAMALAYAR | EKM | 169.00 | 168.50 | 160.54 | 167.00 | 167.50 | 168.00 | 775.12 | 76.16 | 1.17 | 13.54 | 5.06 | – | – | 5.06 | 4.60 | |
| 3 | KAKKI – ANATHODE | PTTA | 981.46 | 981.00 | 977.20 | 979.00 | 980.00 | 980.50 | 375.10 | 84.01 | 3.57 | 41.35 | 3.43 | – | – | 3.43 | 16.00 | |
| 4 | BANASURASAGAR (K A S) | WND | 775.60 | 775.60 | 773.00 | 774.10 | 774.60 | 775.10 | 169.35 | 84.25 | 0.21 | 2.43 | – | 0.00 | 0.00 | Tunnel discharge-1.01mcm, | ||
| 5 | SHOLAYAR | TSR | 2663.00 ft | 2660.50 ft | 2658.00 | 2660.00 | 2661.00 | 142.03 | 95.27 | 0.24 | 2.73 | 0.24 | – | – | 0.24 | 3.00 | ||
| 6 | MADUPETTY | IDK | 1599.59 | 1596.20 | 1596.00 | 1597.00 | 1598.00 | 45.44 | 82.97 | 0.50 | 5.79 | 0.22 | 0.28 | 3.19 | 0.50 | 6.60 | Gate 2 – 5cm | |
| 7 | ANAYIRANKAL | IDK | 1207.02 | 1207.10 | 1205.02 | 1206.02 | 1207.02 | 50.25 | 100.84 | 0.13 | 1.55 | 0.08 | 0.95 | 0.082 | 17.00 | |||
| 8 | PONMUDI | IDK | 707.75 | 704.15 | 704.50 | 705.50 | 706.50 | 38.45 | 81.12 | 1.39 | 16.14 | 1.74 | – | – | 1.74 | 9.00 | ||
| 9 | KUTTIYADI (KAKKAYAM) | KKD | 758.04 | 755.72 | 755.50 | 756.50 | 757.50 | 28.19 | 82.97 | 1.40 | 16.17 | 1.09 | – | – | 1.09 | 0.00 | ||
| 10 | PAMBA | PTTA | 986.33 | 977.40 | 982.00 | 983.50 | 984.50 | 15.73 | 50.50 | 0.61 | 7.09 | – | – | 0.00 | 18.00 | |||
| 11 | PORINGALKUTHU | TSR | 423.98 | 419.50 | 421.00 | 422.00 | 423.00 | 18.50 | 61.06 | 0.69 | 8.01 | 0.82 | – | – | 0.82 | 0.00 | 4 crest gates opened for 6ft | |
| 12 | KUNDALA | IDK | 1758.69 | 1758.05 | 1755.00 | 1756.00 | 1757.00 | 6.94 | 90.65 | 0.03 | 0.34 | 0.00 | 0.03 | 0.34 | 0.03 | 6.40 | Gate # 3 -10 cm opened | |
| 13 | KALLARKUTTY | IDK | 456.59 | 452.90 | 455.00 | 4.17 | 64.82 | 3.25 | 37.59 | 3.04 | – | – | 3.04 | 10.00 | ||||
| 14 | ERATTAYAR | IDK | 754.38 | 747.00 | 748.28 | 0.94 | 17.70 | 0 | – | 0.00 | 0.00 | |||||||
| 15 | LOWER PERIYAR | IDK | 253 | 247.20 | 252.00 | 2.26 | 49.71 | 3.76 | 43.55 | 3.95 | – | – | 3.95 | 6.00 | ||||
| 16 | MOOZHIYAR | PTTA | 192.63 | 187.40 | 190.00 | 0.51 | 43.79 | 3.43 | 39.75 | 2.53 | 2.53 | 8.00 | ||||||
| 17 | KALLAR | IDK | 824.48 | 820.30 | 823.50 | 0.20 | 25.62 | 0 | – | – | 0.00 | 0.00 | ||||||
| 18 | SENGULAM | IDK | 847.64 | 846.85 | 0.20 | 51.54 | 0.79 | 9.15 | 0.81 | – | – | 0.81 | 2.70 |
