| 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 | 2383.20 ft | 2392.03 | 2398.03 | 2399.03 | 1129.15 | 77.37 | 5.47 | 63.34 | 0.06 | – | – | 0.06 | 24.20 | |
| 2 | IDAMALAYAR | EKM | 169.00 | 168.50 | 161.66 | 167.00 | 167.50 | 168.00 | 806.68 | 79.26 | 0.54 | 6.22 | 4.19 | – | – | 4.19 | 0.00 | |
| 3 | KAKKI – ANATHODE | PTTA | 981.46 | 981.00 | 977.63 | 979.00 | 980.00 | 980.50 | 381.55 | 85.45 | 4.86 | 56.22 | 2.91 | – | – | 2.91 | 55.00 | |
| 4 | BANASURASAGAR (K A S) | WND | 775.60 | 775.60 | 773.50 | 774.10 | 774.60 | 775.10 | 175.35 | 87.24 | 0.42 | 4.86 | – | – | 0.00 | 0.00 | Tunnel discharge-1.02 mcm | |
| 5 | SHOLAYAR | TSR | 2663.00 ft | 2661.20 ft | 2658.00 | 2660.00 | 2661.00 | 143.99 | 96.58 | 0.55 | 6.34 | 0.26 | – | – | 0.26 | 0.00 | ||
| 6 | MADUPETTY | IDK | 1599.59 | 1596.30 | 1596.00 | 1597.00 | 1598.00 | 45.69 | 83.42 | 0.15 | 1.68 | 0.12 | – | – | 0.12 | 0.00 | Sluice discharge -0.0296mcm | |
| 7 | ANAYIRANKAL | IDK | 1207.02 | 1207.20 | 1205.02 | 1206.02 | 1207.02 | 50.77 | 101.88 | 0.61 | 7.11 | 0.31 | 3.53 | 0.305 | 5.00 | |||
| 8 | PONMUDI | IDK | 707.75 | 706.60 | 704.50 | 705.50 | 706.50 | 44.20 | 93.24 | 5.40 | 62.52 | 1.76 | – | – | 1.76 | 10.00 | ||
| 9 | KUTTIYADI (KAKKAYAM) | KKD | 758.04 | 755.84 | 755.50 | 756.50 | 757.50 | 28.50 | 83.86 | 1.50 | 17.31 | 0.81 | – | – | 0.81 | 0.00 | ||
| 10 | PAMBA | PTTA | 986.33 | 977.85 | 982.00 | 983.50 | 984.50 | 16.44 | 52.78 | 0.80 | 9.26 | – | – | 0.00 | 21.00 | |||
| 11 | PORINGALKUTHU | TSR | 423.98 | 419.50 | 421.00 | 422.00 | 423.00 | 18.50 | 61.06 | 0.88 | 10.23 | 1.13 | – | – | 1.13 | 0.00 | 4 crest gates opened for 6ft | |
| 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 | 456.15 | 455.00 | 6.19 | 96.24 | 6.81 | 78.83 | 3.07 | – | – | 3.07 | 5.00 | ||||
| 14 | ERATTAYAR | IDK | 754.38 | 747.20 | 748.28 | 1.01 | 19.16 | 0 | – | 0.00 | ||||||||
| 15 | LOWER PERIYAR | IDK | 253 | 247.70 | 252.00 | 2.42 | 53.12 | 6.27 | 72.52 | 7.30 | – | – | 7.30 | 0.00 | ||||
| 16 | MOOZHIYAR | PTTA | 192.63 | 192.10 | 190.00 | 1.09 | 93.97 | 2.65 | 30.69 | 2.17 | – | – | 2.17 | 26.00 | ||||
| 17 | KALLAR | IDK | 824.48 | 820.30 | 823.50 | 0.20 | 25.62 | 0 | – | – | 0.00 | |||||||
| 18 | SENGULAM | IDK | 847.64 | 846.85 | 0.20 | 51.54 | 1.08 | 12.5 | 1.04 | – | – | 1.04 | 10.00 |
