| 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 | 2373.00 | 2346.56 ft | 2365.00 | 2371.00 | 2372.00 | 627.08 | 42.97 | 30.46 | 352.51 | 10.42 | – | – | 10.42 | 60.00 | |
| 2 | IDAMALAYAR | EKM | 169.00 | 161.00 | 143.75 | 159.50 | 160.00 | 160.50 | 381.76 | 37.51 | 20.11 | 232.75 | 5.77 | – | – | 5.77 | 36.80 | |
| 3 | KAKKI – ANATHODE | PTTA | 981.46 | 975.36 | 963.94 | 973.36 | 974.36 | 974.86 | 216.46 | 48.48 | 10.70 | 123.9 | 3.96 | – | – | 3.96 | 52.00 | |
| 4 | BANASURASAGAR (K A S) | WND | 775.60 | 767.00 | 765.95 | 765.50 | 766.00 | 766.50 | 93.35 | 46.44 | 6.20 | 71.76 | – | – | 0.00 | 88.50 | ||
| 5 | SHOLAYAR | TSR | 2663.00 ft | 2615.70 ft | 2658.00 | 2660.00 | 2661.00 | 50.53 | 33.89 | 2.54 | 29.41 | 0.07 | – | – | 0.07 | 62.30 | ||
| 6 | MADUPETTY | IDK | 1599.59 | 1593.50 | 1596.00 | 1597.00 | 1598.00 | 38.69 | 70.64 | 1.25 | 14.47 | 0.00 | – | – | 0.00 | 62.60 | ||
| 7 | ANAYIRANKAL | IDK | 1207.02 | 1199.73 | 1205.02 | 1206.02 | 1207.02 | 22.05 | 44.25 | 1.21 | 14.01 | – | – | 0.00 | 75.00 | |||
| 8 | PONMUDI | IDK | 707.75 | 706.55 | 704.50 | 705.50 | 706.50 | 44.03 | 92.90 | 4.68 | 54.14 | 1.75 | 0.82 | 15.33 | 2.57 | 47.00 | ||
| 9 | KUTTIYADI (KAKKAYAM) | KKD | 758.04 | 754.93 | 755.50 | 756.50 | 757.50 | 26.21 | 77.13 | 4.12 | 47.7 | 1.83 | – | – | 1.83 | 108.00 | ||
| 10 | PAMBA | PTTA | 986.33 | 972.75 | 982.00 | 983.50 | 984.50 | 9.20 | 29.53 | 6.05 | 69.98 | – | – | 0.00 | 84.00 | |||
| 11 | PORINGALKUTHU | TSR | 423.98 | 420.50 | 421.00 | 422.00 | 423.00 | 21.00 | 69.31 | 19.78 | 228.98 | 4.69 | 15.35 | 166.83 | 20.03 | 61.40 | ||
| 12 | KUNDALA | IDK | 1758.69 | 1741.00 | 1755.00 | 1756.00 | 1757.00 | 0.09 | 1.18 | 0.18 | 2.13 | – | – | 0.00 | 21.40 | Sluice – 0.1840McM | ||
| 13 | KALLARKUTTY | IDK | 456.59 | 456.50 | 455.00 | 6.38 | 99.28 | 17.94 | 207.6 | 3.81 | 13.96 | 210.00 | 17.77 | 49.00 | Gate No.1-30 cm, Gate No 2- 30 cm, Gate No 3-60 cm, Gate No.4-30 cm, Gate No.5-60 cm | |||
| 14 | ERATTAYAR | IDK | 754.38 | 748.70 | 748.28 | 1.60 | 30.14 | 0 | – | 0.00 | ||||||||
| 15 | LOWER PERIYAR | IDK | 253 | 253.00 | 252.00 | 4.55 | 100.00 | 25.39 | 293.83 | 6.23 | 18.94 | 243.56 | 25.17 | 64.00 | Vent No 2- 30cm, Vent No 3- 30cm, Vent No 5-100cm | |||
| 16 | MOOZHIYAR | PTTA | 192.63 | 189.50 | 190.00 | 0.74 | 63.62 | 3.83 | 44.33 | 2.99 | 1.18 | 13.61 | 4.16 | 33.00 | Gate No. 2-20 cm | |||
| 17 | KALLAR | IDK | 824.48 | 820.90 | 823.50 | 0.22 | 28.58 | 0 | – | – | 0.00 | |||||||
| 18 | SENGULAM | IDK | 847.64 | 847.05 | 0.25 | 63.59 | 1.57 | 18.19 | 1.51 | – | – | 1.51 | 14.20 |
