| 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 | 2384.90 ft | 2395.00 | 2401.00 | 2402.00 | 1157.29 | 79.29 | 1.68 | 19.41 | 7.85 | – | – | 7.85 | 0.00 | |
| 2 | IDAMALAYAR | EKM | 169.00 | 169.00 | 158.58 | 167.50 | 168.00 | 168.50 | 720.66 | 70.81 | 0.71 | 8.22 | 3.90 | – | – | 3.90 | 0.00 | |
| 3 | KAKKI – ANATHODE | PTTA | 981.46 | 981.46 | 976.06 | 979.46 | 980.46 | 980.96 | 358.64 | 80.32 | 1.14 | 13.16 | 2.40 | – | – | 2.40 | 0.00 | |
| 4 | BANASURASAGAR (K A S) | WND | 775.60 | 775.60 | 771.30 | 774.10 | 774.60 | 775.10 | 149.95 | 74.60 | 0.12 | 1.39 | – | 0.00 | 0.00 | Tunnel discharge- 0.92 Mcm, | ||
| 5 | SHOLAYAR | TSR | 2663.00 ft | 2657.60 ft | 2658.00 | 2660.00 | 2661.00 | 134.20 | 90.01 | 0.26 | 3.02 | 0.00 | – | – | 0.00 | 0.00 | ||
| 6 | MADUPETTY | IDK | 1599.59 | 1595.55 | 1596.00 | 1597.00 | 1598.00 | 43.82 | 80.00 | 0.13 | 1.45 | 0.00 | – | – | 0.00 | 0.00 | ||
| 7 | ANAYIRANKAL | IDK | 1207.02 | 1207.08 | 1205.02 | 1206.02 | 1207.02 | 50.15 | 100.64 | 0.06 | 0.74 | 0.06 | 0.74 | 0.064 | 0.00 | |||
| 8 | PONMUDI | IDK | 707.75 | 703.50 | 704.50 | 705.50 | 706.50 | 37.14 | 78.35 | 0.80 | 9.2 | 0.00 | – | – | 0.00 | 0.00 | ||
| 9 | KUTTIYADI (KAKKAYAM) | KKD | 758.04 | 756.94 | 755.50 | 756.50 | 757.50 | 31.24 | 91.93 | 1.20 | 13.91 | 1.13 | – | – | 1.13 | 0.00 | ||
| 10 | PAMBA | PTTA | 986.33 | 976.10 | 982.00 | 983.50 | 984.50 | 13.78 | 44.24 | 0.10 | 1.2 | – | – | 0.00 | 0.00 | |||
| 11 | PORINGALKUTHU | TSR | 423.98 | 420.10 | 421.00 | 422.00 | 423.00 | 20.00 | 66.01 | 0.04 | 0.45 | 0.34 | – | – | 0.34 | 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 | 452.80 | 455.00 | 4.12 | 64.03 | 0.63 | 7.25 | 0.47 | – | – | 0.47 | 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 | 249.10 | 252.00 | 2.94 | 64.59 | 0.77 | 8.9 | 0.00 | – | – | 0.00 | 0.00 | ||||
| 16 | MOOZHIYAR | PTTA | 192.63 | 188.75 | 190.00 | 0.65 | 56.21 | 2.01 | 23.29 | 1.83 | – | – | 1.83 | 0.00 | ||||
| 17 | KALLAR | IDK | 824.48 | 820.10 | 823.50 | 0.19 | 24.64 | 0 | – | – | 0.00 | 0.00 | ||||||
| 18 | SENGULAM | IDK | 847.64 | 847.00 | 0.24 | 60.51 | 0.43 | 4.92 | 0.41 | – | – | 0.41 | 0.00 |
