| 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 | 2377.95 | 2362.66 ft | 2369.95 | 2375.95 | 2376.95 | 829.93 | 56.86 | 10.60 | 122.64 | 9.90 | – | – | 9.90 | 14.00 | |
| 2 | IDAMALAYAR | EKM | 169.00 | 161.75 | 153.57 | 160.25 | 160.75 | 161.25 | 598.31 | 58.78 | 7.86 | 90.92 | 6.16 | – | – | 6.16 | 37.80 | |
| 3 | KAKKI – ANATHODE | PTTA | 981.46 | 975.36 | 969.15 | 973.36 | 974.36 | 974.86 | 269.55 | 60.37 | 3.11 | 36 | 4.66 | – | – | 4.66 | 12.00 | |
| 4 | BANASURASAGAR (K A S) | WND | 775.60 | 773.50 | 771.35 | 772.00 | 772.50 | 773.00 | 150.35 | 74.80 | 1.60 | 18.52 | – | – | 0.00 | 12.20 | Tunnel fully closed; Tunnel discharge – Nil. | |
| 5 | SHOLAYAR | TSR | 2663.00 ft | 2643.40 ft | 2658.00 | 2660.00 | 2661.00 | 100.37 | 67.32 | 2.81 | 32.52 | 1.31 | – | – | 1.31 | 20.00 | ||
| 6 | MADUPETTY | IDK | 1599.59 | 1596.85 | 1596.00 | 1597.00 | 1598.00 | 47.07 | 85.93 | 0.59 | 6.83 | 0.72 | – | – | 0.72 | 13.00 | ||
| 7 | ANAYIRANKAL | IDK | 1207.02 | 1201.93 | 1205.02 | 1206.02 | 1207.02 | 29.06 | 58.31 | 0.06 | 0.74 | – | – | 0.00 | 0.00 | |||
| 8 | PONMUDI | IDK | 707.75 | 705.25 | 704.50 | 705.50 | 706.50 | 41.00 | 86.50 | 2.07 | 23.99 | 1.76 | 0.66 | 7.67 | 2.42 | 29.00 | Gate #2- 10 cm | |
| 9 | KUTTIYADI (KAKKAYAM) | KKD | 758.04 | 755.51 | 755.50 | 756.50 | 757.50 | 27.66 | 81.40 | 1.59 | 18.45 | 3.35 | – | – | 3.35 | 26.00 | ||
| 10 | PAMBA | PTTA | 986.33 | 969.70 | 982.00 | 983.50 | 984.50 | 5.88 | 18.88 | 0.77 | 8.88 | – | – | 0.00 | 13.00 | |||
| 11 | PORINGALKUTHU | TSR | 423.98 | 419.85 | 421.00 | 422.00 | 423.00 | 19.38 | 63.96 | 8.65 | 100.12 | 4.83 | 4.07 | 47.09 | 8.90 | 24.60 | 7 crest gates are fully opened for 4.50 m. | |
| 12 | KUNDALA | IDK | 1758.69 | 1747.90 | 1755.00 | 1756.00 | 1757.00 | 1.86 | 24.37 | 0.11 | 1.25 | – | – | 0.00 | 5.20 | |||
| 13 | KALLARKUTTY | IDK | 456.59 | 456.35 | 455.00 | 6.31 | 98.09 | 5.60 | 64.8 | 3.49 | 2.19 | 25.31 | 5.68 | 12.00 | Gate No. 2-15cm & 3 – 30 cm | |||
| 14 | ERATTAYAR | IDK | 754.38 | 747.10 | 748.28 | 0.98 | 18.43 | 0 | – | 0.00 | ||||||||
| 15 | LOWER PERIYAR | IDK | 253 | 252.80 | 252.00 | 4.46 | 98.11 | 8.19 | 94.77 | 6.25 | 2.03 | 32.00 | 8.27 | 21.00 | Upper vent No.1-20cm | |||
| 16 | MOOZHIYAR | PTTA | 192.63 | 191.95 | 190.00 | 1.07 | 92.07 | 3.59 | 41.56 | 3.28 | 0.56 | 5.57 | 3.84 | 6.00 | Gate No. 2-10cm | |||
| 17 | KALLAR | IDK | 824.48 | 820.50 | 823.50 | 0.20 | 26.61 | 0 | – | – | 0.00 | |||||||
| 18 | SENGULAM | IDK | 847.64 | 846.95 | 0.23 | 57.69 | 1.55 | 17.9 | 1.55 | – | – | 1.55 | 1.80 |
