| 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 | 2375.33 | 2363.02 ft | 2367.33 | 2373.33 | 2374.33 | 835.04 | 57.21 | 8.11 | 93.85 | 10.82 | – | – | 10.82 | 22.40 | |
| 2 | IDAMALAYAR | EKM | 169.00 | 161.50 | 153.44 | 160.00 | 160.50 | 161.00 | 595.23 | 58.48 | 6.40 | 74.04 | 6.14 | – | – | 6.14 | 24.00 | |
| 3 | KAKKI – ANATHODE | PTTA | 981.46 | 975.36 | 969.56 | 973.36 | 974.36 | 974.86 | 274.47 | 61.47 | 2.96 | 34.27 | 4.88 | – | – | 4.88 | 15.00 | |
| 4 | BANASURASAGAR (K A S) | WND | 775.60 | 771.00 | 770.85 | 769.50 | 770.00 | 770.50 | 144.45 | 71.87 | 1.92 | 22.22 | – | – | 0.00 | 29.00 | Tunnel fully opened; Tunnel discharge – 0.92MCM. | |
| 5 | SHOLAYAR | TSR | 2663.00 ft | 2641.10 ft | 2658.00 | 2660.00 | 2661.00 | 95.47 | 64.04 | 2.59 | 29.96 | 1.31 | – | – | 1.31 | 12.20 | ||
| 6 | MADUPETTY | IDK | 1599.59 | 1597.00 | 1596.00 | 1597.00 | 1598.00 | 47.44 | 86.62 | 0.48 | 5.51 | 0.60 | – | – | 0.60 | 1.40 | ||
| 7 | ANAYIRANKAL | IDK | 1207.02 | 1201.86 | 1205.02 | 1206.02 | 1207.02 | 28.84 | 57.87 | 0.16 | 1.84 | – | – | 0.00 | 0.00 | |||
| 8 | PONMUDI | IDK | 707.75 | 705.65 | 704.50 | 705.50 | 706.50 | 41.93 | 88.46 | 2.19 | 25.35 | 1.76 | 0.66 | 7.67 | 2.42 | 2.00 | Gate #2- 10 cm | |
| 9 | KUTTIYADI (KAKKAYAM) | KKD | 758.04 | 756.24 | 755.50 | 756.50 | 757.50 | 29.49 | 86.77 | 3.54 | 40.92 | 3.08 | – | – | 3.08 | 46.00 | ||
| 10 | PAMBA | PTTA | 986.33 | 970.10 | 982.00 | 983.50 | 984.50 | 6.28 | 20.16 | 0.62 | 7.16 | – | – | 0.00 | 11.00 | |||
| 11 | PORINGALKUTHU | TSR | 423.98 | 419.75 | 421.00 | 422.00 | 423.00 | 19.13 | 63.14 | 7.27 | 84.09 | 4.79 | 2.48 | 29.17 | 7.27 | 7.00 | 7 crest gates are fully opened for 4.50 m. | |
| 12 | KUNDALA | IDK | 1758.69 | 1747.30 | 1755.00 | 1756.00 | 1757.00 | 1.65 | 21.54 | 0.03 | 0.39 | – | – | 0.00 | 1.00 | |||
| 13 | KALLARKUTTY | IDK | 456.59 | 456.20 | 455.00 | 6.22 | 96.72 | 5.63 | 65.19 | 3.89 | 1.81 | 21.00 | 5.69 | 8.00 | Gate No. 3 – 15 cm | |||
| 14 | ERATTAYAR | IDK | 754.38 | 747.50 | 748.28 | 1.13 | 21.36 | 0 | – | 0.00 | ||||||||
| 15 | LOWER PERIYAR | IDK | 253 | 253.00 | 252.00 | 4.55 | 100.00 | 9.44 | 109.29 | 6.26 | 3.19 | 32.00 | 9.44 | 14.00 | Upper vent No.1-20cm | |||
| 16 | MOOZHIYAR | PTTA | 192.63 | 192.35 | 190.00 | 1.13 | 97.16 | 3.44 | 39.84 | 3.04 | 0.50 | 5.50 | 3.54 | 10.00 | 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 | 847.05 | 0.25 | 63.59 | 1.52 | 17.58 | 1.42 | – | – | 1.42 | 1.50 |
