| 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 | 2350.44 ft | 2365.00 | 2371.00 | 2372.00 | 674.73 | 46.23 | 21.62 | 250.23 | 11.17 | – | – | 11.17 | 14.60 | |
| 2 | IDAMALAYAR | EKM | 169.00 | 161.00 | 145.70 | 159.50 | 160.00 | 160.50 | 421.70 | 41.43 | 13.46 | 155.82 | 3.14 | – | – | 3.14 | 14.00 | |
| 3 | KAKKI – ANATHODE | PTTA | 981.46 | 975.36 | 965.46 | 973.36 | 974.36 | 974.86 | 230.14 | 51.54 | 7.80 | 90.24 | 4.47 | – | – | 4.47 | 27.00 | |
| 4 | BANASURASAGAR (K A S) | WND | 775.60 | 767.00 | 767.15 | 765.50 | 766.00 | 766.50 | 105.35 | 52.41 | 1.81 | 20.95 | – | – | 0.00 | 26.00 | Tunnel discharge -0.21MCM | |
| 5 | SHOLAYAR | TSR | 2663.00 ft | 2619.00 ft | 2658.00 | 2660.00 | 2661.00 | 55.47 | 37.21 | 1.81 | 20.98 | 0.46 | – | – | 0.46 | 30.10 | ||
| 6 | MADUPETTY | IDK | 1599.59 | 1594.75 | 1596.00 | 1597.00 | 1598.00 | 41.82 | 76.35 | 0.75 | 8.68 | 0.00 | – | – | 0.00 | 6.20 | ||
| 7 | ANAYIRANKAL | IDK | 1207.02 | 1200.25 | 1205.02 | 1206.02 | 1207.02 | 23.71 | 47.58 | 0.38 | 4.42 | – | – | 0.00 | 7.00 | |||
| 8 | PONMUDI | IDK | 707.75 | 706.70 | 704.50 | 705.50 | 706.50 | 44.52 | 93.93 | 3.08 | 35.62 | 1.75 | 1.32 | 15.33 | 3.08 | 8.00 | Gate 2- 20 cm | |
| 9 | KUTTIYADI (KAKKAYAM) | KKD | 758.04 | 755.42 | 755.50 | 756.50 | 757.50 | 27.43 | 80.72 | 3.17 | 36.65 | 3.01 | – | – | 3.01 | 30.00 | ||
| 10 | PAMBA | PTTA | 986.33 | 973.90 | 982.00 | 983.50 | 984.50 | 10.58 | 33.96 | 3.41 | 39.5 | – | – | 0.00 | 31.00 | |||
| 11 | PORINGALKUTHU | TSR | 423.98 | 420.15 | 421.00 | 422.00 | 423.00 | 20.12 | 66.40 | 13.88 | 160.69 | 3.78 | 10.48 | 103.19 | 14.26 | 17.60 | 7 crest gates are fully opened for 4.50 m | |
| 12 | KUNDALA | IDK | 1758.69 | 1741.00 | 1755.00 | 1756.00 | 1757.00 | 0.09 | 1.18 | 0.18 | 2.13 | – | – | 0.00 | 1.00 | Sluice – 0.1840McM | ||
| 13 | KALLARKUTTY | IDK | 456.59 | 456.20 | 455.00 | 6.22 | 96.72 | 13.75 | 159.18 | 3.50 | 10.29 | 120.00 | 13.79 | 11.50 | Gate No 2-30 cm, Gate No 3-30 cm, Gate No.4-15 cm, Gate No.5-15 cm | |||
| 14 | ERATTAYAR | IDK | 754.38 | 748.40 | 748.28 | 1.48 | 27.95 | 0 | – | 0.00 | ||||||||
| 15 | LOWER PERIYAR | IDK | 253 | 252.80 | 252.00 | 4.46 | 98.11 | 17.95 | 207.73 | 6.24 | 11.71 | 112.00 | 17.95 | 17.00 | #No 1- 50cm, # No 2- 20cm | |||
| 16 | MOOZHIYAR | PTTA | 192.63 | 190.25 | 190.00 | 0.83 | 71.64 | 3.60 | 41.68 | 2.82 | 0.66 | 9.02 | 3.49 | 16.00 | Gate No. 2-20 cm | |||
| 17 | KALLAR | IDK | 824.48 | 820.60 | 823.50 | 0.21 | 27.10 | 0 | – | – | 0.00 | |||||||
| 18 | SENGULAM | IDK | 847.64 | 846.95 | 0.23 | 57.69 | 1.48 | 17.12 | 1.53 | – | – | 1.53 | 4.00 |
