| 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 | 2362.82 ft | 2369.95 | 2375.95 | 2376.95 | 832.20 | 57.02 | 8.89 | 102.86 | 11.60 | – | – | 11.60 | 10.40 | |
| 2 | IDAMALAYAR | EKM | 169.00 | 161.75 | 153.45 | 160.25 | 160.75 | 161.25 | 595.47 | 58.51 | 5.90 | 68.29 | 5.65 | – | – | 5.65 | 32.80 | |
| 3 | KAKKI – ANATHODE | PTTA | 981.46 | 975.36 | 969.39 | 973.36 | 974.36 | 974.86 | 272.43 | 61.01 | 2.83 | 32.8 | 4.87 | – | – | 4.87 | 16.00 | |
| 4 | BANASURASAGAR (K A S) | WND | 775.60 | 773.50 | 771.00 | 772.00 | 772.50 | 773.00 | 146.35 | 72.81 | 2.82 | 32.64 | – | – | 0.00 | 11.80 | Tunnel fully opened; Tunnel discharge – 0.92MCM. | |
| 5 | SHOLAYAR | TSR | 2663.00 ft | 2641.80 ft | 2658.00 | 2660.00 | 2661.00 | 96.96 | 65.03 | 2.78 | 32.22 | 1.30 | – | – | 1.30 | 18.40 | ||
| 6 | MADUPETTY | IDK | 1599.59 | 1596.95 | 1596.00 | 1597.00 | 1598.00 | 47.32 | 86.39 | 0.49 | 5.71 | 0.62 | – | – | 0.62 | 1.00 | ||
| 7 | ANAYIRANKAL | IDK | 1207.02 | 1201.90 | 1205.02 | 1206.02 | 1207.02 | 28.96 | 58.12 | 0.13 | 1.47 | – | – | 0.00 | 0.00 | |||
| 8 | PONMUDI | IDK | 707.75 | 705.50 | 704.50 | 705.50 | 706.50 | 41.58 | 87.72 | 2.07 | 23.98 | 1.76 | 0.66 | 7.67 | 2.42 | 3.00 | Gate #2- 10 cm | |
| 9 | KUTTIYADI (KAKKAYAM) | KKD | 758.04 | 756.64 | 755.50 | 756.50 | 757.50 | 30.48 | 89.69 | 4.16 | 48.11 | 3.17 | – | – | 3.17 | 61.00 | ||
| 10 | PAMBA | PTTA | 986.33 | 969.90 | 982.00 | 983.50 | 984.50 | 6.08 | 19.52 | 0.65 | 7.57 | – | – | 0.00 | 12.00 | |||
| 11 | PORINGALKUTHU | TSR | 423.98 | 419.90 | 421.00 | 422.00 | 423.00 | 19.50 | 64.36 | 8.13 | 94.1 | 4.79 | 2.97 | 50.56 | 7.75 | 18.30 | 7 crest gates are fully opened for 4.50 m. | |
| 12 | KUNDALA | IDK | 1758.69 | 1747.40 | 1755.00 | 1756.00 | 1757.00 | 1.68 | 21.96 | 0.04 | 0.42 | – | – | 0.00 | 0.00 | |||
| 13 | KALLARKUTTY | IDK | 456.59 | 456.15 | 455.00 | 6.19 | 96.24 | 5.15 | 59.57 | 3.88 | 1.30 | 15.00 | 5.18 | 6.00 | Gate No. 3 – 15 cm | |||
| 14 | ERATTAYAR | IDK | 754.38 | 747.20 | 748.28 | 1.01 | 19.16 | 0 | – | 0.00 | ||||||||
| 15 | LOWER PERIYAR | IDK | 253 | 253.00 | 252.00 | 4.55 | 100.00 | 8.74 | 101.14 | 6.24 | 2.50 | 32.00 | 8.74 | 20.00 | Upper vent No.1-20cm | |||
| 16 | MOOZHIYAR | PTTA | 192.63 | 191.65 | 190.00 | 1.03 | 88.62 | 3.42 | 39.62 | 3.04 | 0.49 | 5.63 | 3.53 | 13.00 | 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 | 847.00 | 0.24 | 60.51 | 1.54 | 17.77 | 1.55 | – | – | 1.55 | 2.30 |
