| 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 | 2342.34 ft | 2365.00 | 2371.00 | 2372.00 | 575.23 | 39.41 | 11.81 | 136.7 | 11.93 | – | – | 11.93 | 30.60 | |
| 2 | IDAMALAYAR | EKM | 169.00 | 161.00 | 141.54 | 159.50 | 160.00 | 160.50 | 339.00 | 33.31 | 5.99 | 69.3 | 4.80 | – | – | 4.80 | 26.20 | |
| 3 | KAKKI – ANATHODE | PTTA | 981.46 | 975.36 | 961.68 | 973.36 | 974.36 | 974.86 | 196.88 | 44.09 | 3.70 | 42.77 | 4.89 | – | – | 4.89 | 51.00 | |
| 4 | BANASURASAGAR (K A S) | WND | 775.60 | 767.00 | 763.95 | 765.50 | 766.00 | 766.50 | 75.35 | 37.49 | 0.60 | 6.94 | 0.00 | – | – | 0.00 | 27.00 | |
| 5 | SHOLAYAR | TSR | 2663.00 ft | 2611.70 ft | 2658.00 | 2660.00 | 2661.00 | 44.84 | 30.08 | 0.81 | 9.33 | 1.21 | – | – | 1.21 | 11.30 | ||
| 6 | MADUPETTY | IDK | 1599.59 | 1592.15 | 1596.00 | 1597.00 | 1598.00 | 35.64 | 65.07 | 0.30 | 3.43 | 0.10 | – | – | 0.10 | 11.20 | ||
| 7 | ANAYIRANKAL | IDK | 1207.02 | 1198.98 | 1205.02 | 1206.02 | 1207.02 | 19.66 | 39.46 | 0.06 | 0.74 | 0.00 | – | – | 0.00 | 3.00 | ||
| 8 | PONMUDI | IDK | 707.75 | 704.25 | 704.50 | 705.50 | 706.50 | 38.68 | 81.61 | 1.40 | 16.24 | 1.75 | – | – | 1.75 | 17.00 | ||
| 9 | KUTTIYADI (KAKKAYAM) | KKD | 758.04 | 752.64 | 755.50 | 756.50 | 757.50 | 21.07 | 62.02 | 0.95 | 10.96 | 1.62 | – | – | 1.62 | 50.00 | ||
| 10 | PAMBA | PTTA | 986.33 | 965.15 | 982.00 | 983.50 | 984.50 | 1.53 | 4.91 | 1.07 | 12.4 | 0.00 | – | – | 0.00 | 34.00 | ||
| 11 | PORINGALKUTHU | TSR | 423.98 | 415.85 | 421.00 | 422.00 | 423.00 | 10.85 | 35.81 | 4.44 | 51.38 | 4.60 | – | – | 4.60 | 5.20 | ||
| 12 | KUNDALA | IDK | 1758.69 | 1741.00 | 1755.00 | 1756.00 | 1757.00 | 0.09 | 1.18 | 0.18 | 2.13 | 0.00 | – | – | 0.00 | 5.40 | Sluice – 0.1840McM | |
| 13 | KALLARKUTTY | IDK | 456.59 | 456.00 | 455.00 | 6.09 | 94.74 | 7.53 | 87.1 | 3.88 | 3.89 | 15.00 | 7.77 | 13.00 | Gate No 3-15 cm | |||
| 14 | ERATTAYAR | IDK | 754.38 | 747.60 | 748.28 | 1.16 | 21.94 | 0 | – | 0.00 | ||||||||
| 15 | LOWER PERIYAR | IDK | 253 | 252.90 | 252.00 | 4.51 | 99.05 | 10.36 | 119.86 | 6.22 | 0.35 | 39.10 | 6.56 | 24.00 | Upper Vent No 3-20cm | |||
| 16 | MOOZHIYAR | PTTA | 192.63 | 190.80 | 190.00 | 0.91 | 78.62 | 3.25 | 37.61 | 3.00 | 0.40 | 4.90 | 3.39 | 38.00 | Gate No. 2-10 cm | |||
| 17 | KALLAR | IDK | 824.48 | 824.48 | 823.50 | 0.20 | 26.61 | 0 | – | – | 0.00 | |||||||
| 18 | SENGULAM | IDK | 847.64 | 846.70 | 0.17 | 42.31 | 0.92 | 10.6 | 1.02 | – | – | 1.02 | 4.40 |
