| 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 | 2362.50 ft | 2369.95 | 2375.95 | 2376.95 | 827.66 | 56.71 | 8.85 | 102.37 | 10.99 | – | – | 10.99 | 13.80 | |
| 2 | IDAMALAYAR | EKM | 169.00 | 161.75 | 153.63 | 160.25 | 160.75 | 161.25 | 599.73 | 58.92 | 7.46 | 86.38 | 6.00 | – | – | 6.00 | 33.40 | |
| 3 | KAKKI – ANATHODE | PTTA | 981.46 | 975.36 | 969.02 | 973.36 | 974.36 | 974.86 | 267.99 | 60.02 | 2.98 | 34.52 | 4.54 | – | – | 4.54 | 12.00 | |
| 4 | BANASURASAGAR (K A S) | WND | 775.60 | 773.50 | 771.50 | 772.00 | 772.50 | 773.00 | 151.95 | 75.60 | 1.60 | 18.52 | – | – | 0.00 | 21.40 | Tunnel fully closed; Tunnel discharge – Nil. | |
| 5 | SHOLAYAR | TSR | 2663.00 ft | 2644.10 ft | 2658.00 | 2660.00 | 2661.00 | 101.88 | 68.34 | 2.82 | 32.63 | 1.31 | – | – | 1.31 | 9.90 | ||
| 6 | MADUPETTY | IDK | 1599.59 | 1586.75 | 1596.00 | 1597.00 | 1598.00 | 46.82 | 85.48 | 0.35 | 4 | 0.60 | – | – | 0.60 | 2.00 | ||
| 7 | ANAYIRANKAL | IDK | 1207.02 | 1201.97 | 1205.02 | 1206.02 | 1207.02 | 29.19 | 58.57 | 0.13 | 1.47 | – | – | 0.00 | 0.00 | |||
| 8 | PONMUDI | IDK | 707.75 | 705.20 | 704.50 | 705.50 | 706.50 | 40.88 | 86.25 | 2.30 | 26.67 | 1.76 | 0.66 | 7.67 | 2.42 | 29.00 | Gate #2- 10 cm | |
| 9 | KUTTIYADI (KAKKAYAM) | KKD | 758.04 | 754.87 | 755.50 | 756.50 | 757.50 | 26.06 | 76.68 | 1.74 | 20.13 | 3.34 | – | – | 3.34 | 65.00 | ||
| 10 | PAMBA | PTTA | 986.33 | 969.55 | 982.00 | 983.50 | 984.50 | 5.73 | 18.39 | 0.72 | 8.3 | – | – | 0.00 | 13.00 | |||
| 11 | PORINGALKUTHU | TSR | 423.98 | 419.70 | 421.00 | 422.00 | 423.00 | 19.00 | 62.71 | 7.39 | 85.49 | 4.77 | 2.99 | 27.16 | 7.76 | 24.60 | 7 crest gates are fully opened for 4.50 m. | |
| 12 | KUNDALA | IDK | 1758.69 | 1747.95 | 1755.00 | 1756.00 | 1757.00 | 1.88 | 24.58 | 0.02 | 0.21 | – | – | 0.00 | 0.20 | |||
| 13 | KALLARKUTTY | IDK | 456.59 | 456.15 | 455.00 | 6.19 | 96.24 | 7.64 | 88.43 | 3.87 | 3.89 | 45.00 | 7.76 | 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 | 9.58 | 110.89 | 6.24 | 3.43 | 32.00 | 9.67 | 15.00 | Upper vent No.1-20cm | |||
| 16 | MOOZHIYAR | PTTA | 192.63 | 191.90 | 0 | 190.00 | 1.06 | 91.47 | 3.31 | 38.33 | 3.02 | 0.27 | 2.60 | 3.28 | 6.00 | Gate No. 2-10cm | ||
| 17 | KALLAR | IDK | 824.48 | 820.40 | 823.50 | 0.20 | 26.12 | 0 | – | – | 0.00 | |||||||
| 18 | SENGULAM | IDK | 847.64 | 846.85 | 0.20 | 51.54 | 1.52 | 17.63 | 1.55 | – | – | 1.55 | 14.50 |
