| 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 | 2348.36 ft | 2365.00 | 2371.00 | 2372.00 | 649.17 | 44.48 | 32.65 | 377.85 | 10.42 | – | – | 10.42 | 40.60 | |
| 2 | IDAMALAYAR | EKM | 169.00 | 161.00 | 144.56 | 159.50 | 160.00 | 160.50 | 398.02 | 39.11 | 18.34 | 212.27 | 2.05 | – | – | 2.05 | 22.60 | |
| 3 | KAKKI – ANATHODE | PTTA | 981.46 | 975.36 | 964.62 | 973.36 | 974.36 | 974.86 | 222.58 | 49.85 | 10.14 | 117.41 | 4.02 | – | – | 4.02 | 43.00 | |
| 4 | BANASURASAGAR (K A S) | WND | 775.60 | 767.00 | 766.45 | 765.50 | 766.00 | 766.50 | 98.35 | 48.93 | 5.00 | 57.87 | – | – | 0.00 | 52.20 | ||
| 5 | SHOLAYAR | TSR | 2663.00 ft | 2617.10 ft | 2658.00 | 2660.00 | 2661.00 | 52.62 | 35.29 | 2.71 | 31.39 | 0.62 | – | – | 0.62 | 52.10 | ||
| 6 | MADUPETTY | IDK | 1599.59 | 1594.00 | 1596.00 | 1597.00 | 1598.00 | 39.94 | 72.92 | 1.25 | 14.47 | 0.00 | – | – | 0.00 | 29.40 | ||
| 7 | ANAYIRANKAL | IDK | 1207.02 | 1199.93 | 1205.02 | 1206.02 | 1207.02 | 22.69 | 45.53 | 0.64 | 7.37 | – | – | 0.00 | 43.00 | |||
| 8 | PONMUDI | IDK | 707.75 | 706.50 | 704.50 | 705.50 | 706.50 | 44.90 | 94.73 | 5.00 | 57.83 | 1.75 | 3.38 | 40.89 | 5.13 | 22.00 | Gate 1- 20 cm, Gate 2- 20 cm | |
| 9 | KUTTIYADI (KAKKAYAM) | KKD | 758.04 | 755.26 | 755.50 | 756.50 | 757.50 | 27.05 | 79.60 | 3.50 | 40.54 | 2.66 | – | – | 2.66 | 66.00 | ||
| 10 | PAMBA | PTTA | 986.33 | 973.95 | 982.00 | 983.50 | 984.50 | 10.64 | 34.16 | 5.00 | 57.82 | – | – | 0.00 | 18.00 | |||
| 11 | PORINGALKUTHU | TSR | 423.98 | 420.45 | 421.00 | 422.00 | 423.00 | 20.88 | 68.91 | 19.65 | 227.49 | 4.68 | 15.35 | 155.56 | 20.03 | 53.10 | 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 | 6.00 | Sluice – 0.1840McM | ||
| 13 | KALLARKUTTY | IDK | 456.59 | 456.35 | 455.00 | 6.31 | 98.09 | 20.80 | 240.69 | 3.81 | 17.06 | 165.00 | 20.87 | 14.00 | Gate No.1-30 cm, Gate No 2- 45 cm, Gate No 3-30 cm, Gate No.4-30 cm, Gate No.5-30 cm | |||
| 14 | ERATTAYAR | IDK | 754.38 | 748.80 | 748.28 | 1.63 | 30.87 | 0 | – | 0.00 | ||||||||
| 15 | LOWER PERIYAR | IDK | 253 | 252.80 | 252.00 | 4.46 | 98.11 | 26.24 | 303.73 | 6.24 | 20.09 | 204.00 | 26.33 | 42.00 | #No 2- 40cm, # No 2- 30cm, # No 3- 30cm | |||
| 16 | MOOZHIYAR | PTTA | 192.63 | 188.80 | 190.00 | 0.66 | 56.72 | 3.40 | 39.33 | 2.84 | 0.65 | 13.61 | 7.16 | 21.00 | Gate No. 2-20 cm | |||
| 17 | KALLAR | IDK | 824.48 | 820.80 | 823.50 | 0.21 | 28.10 | 0 | – | – | 0.00 | |||||||
| 18 | SENGULAM | IDK | 847.64 | 846.60 | 0.21 | 54.62 | 1.39 | 16.05 | 1.42 | – | – | 1.42 | 15.00 |
