| 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 | 2377.95 | 2363.06 ft | 2369.95 | 2375.95 | 2376.95 | 835.60 | 57.25 | 16.18 | 187.27 | 10.94 | – | – | 10.94 | 8.20 | |
| 2 | IDAMALAYAR | EKM | 169.00 | 161.75 | 154.49 | 160.25 | 160.75 | 161.25 | 620.12 | 60.93 | 11.19 | 129.51 | 6.20 | – | – | 6.20 | 10.80 | |
| 3 | KAKKI – ANATHODE | PTTA | 981.46 | 975.36 | 968.91 | 973.36 | 974.36 | 974.86 | 266.67 | 59.72 | 5.97 | 69.11 | 4.37 | – | – | 4.37 | 16.00 | |
| 4 | BANASURASAGAR (K A S) | WND | 775.60 | 773.50 | 773.15 | 772.00 | 772.50 | 773.00 | 171.25 | 85.20 | 4.80 | 55.56 | – | – | 0.00 | 20.20 | Tunnel fully closed; Tunnel discharge – Nil. | |
| 5 | SHOLAYAR | TSR | 2663.00 ft | 2647.20 ft | 2658.00 | 2660.00 | 2661.00 | 108.78 | 72.96 | 3.13 | 36.23 | 1.31 | – | – | 1.31 | 10.20 | ||
| 6 | MADUPETTY | IDK | 1599.59 | 1596.50 | 1596.00 | 1597.00 | 1598.00 | 46.19 | 84.33 | 0.30 | 3.44 | 0.55 | – | – | 0.55 | 1.00 | ||
| 7 | ANAYIRANKAL | IDK | 1207.02 | 1202.15 | 1205.02 | 1206.02 | 1207.02 | 29.76 | 59.72 | 0.13 | 1.47 | – | – | 0.00 | 4.00 | |||
| 8 | PONMUDI | IDK | 707.75 | 704.80 | 704.50 | 705.50 | 706.50 | 39.96 | 84.30 | 1.53 | 17.66 | 1.76 | – | – | 1.76 | 0.00 | All gates in closed condition | |
| 9 | KUTTIYADI (KAKKAYAM) | KKD | 758.04 | 756.67 | 755.50 | 756.50 | 757.50 | 30.55 | 89.92 | 4.09 | 47.31 | 2.79 | – | – | 2.79 | 48.00 | ||
| 10 | PAMBA | PTTA | 986.33 | 970.35 | 982.00 | 983.50 | 984.50 | 6.53 | 20.96 | 1.62 | 18.7 | – | – | 0.00 | 8.00 | |||
| 11 | PORINGALKUTHU | TSR | 423.98 | 420.00 | 421.00 | 422.00 | 423.00 | 19.75 | 65.18 | 11.65 | 134.8 | 4.79 | 7.35 | 66.69 | 12.15 | 14.30 | 7 crest gates are kept at fully opened position | |
| 12 | KUNDALA | IDK | 1758.69 | 1748.55 | 1755.00 | 1756.00 | 1757.00 | 2.10 | 27.45 | 0.07 | 0.86 | – | – | 0.00 | 1.80 | |||
| 13 | KALLARKUTTY | IDK | 456.59 | 456.25 | 455.00 | 6.25 | 97.22 | 7.58 | 87.72 | 3.87 | 3.65 | 30.00 | 7.52 | 1.00 | Gate No. 3-15cm & 4-15cm, 1,2,5-closed | |||
| 14 | ERATTAYAR | IDK | 754.38 | 747.30 | 748.28 | 1.05 | 19.89 | 0 | – | 0.00 | ||||||||
| 15 | LOWER PERIYAR | IDK | 253 | 252.90 | 252.00 | 4.51 | 99.05 | 11.20 | 129.68 | 6.26 | 4.91 | 32.00 | 11.16 | 3.00 | Upper vent No.3-20cm | |||
| 16 | MOOZHIYAR | PTTA | 192.63 | 192.10 | 190.00 | 1.09 | 93.97 | 4.19 | 48.48 | 3.06 | 1.24 | 19.00 | 4.30 | 39.00 | Gate No. 2-30cm | |||
| 17 | KALLAR | IDK | 824.48 | 820.50 | 823.50 | 0.20 | 26.61 | 0 | – | – | 0.00 | |||||||
| 18 | SENGULAM | IDK | 847.64 | 846.85 | 0.20 | 51.54 | 1.54 | 17.78 | 1.55 | – | – | 1.55 | 2.00 |
