| 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 | 2352.36 ft | 2365.00 | 2371.00 | 2372.00 | 698.33 | 47.85 | 20.30 | 234.94 | 10.34 | – | – | 10.34 | 67.20 | |
| 2 | IDAMALAYAR | EKM | 169.00 | 161.00 | 146.98 | 159.50 | 160.00 | 160.50 | 448.58 | 44.07 | 14.28 | 165.23 | 3.15 | – | – | 3.15 | 73.00 | |
| 3 | KAKKI – ANATHODE | PTTA | 981.46 | 975.36 | 966.29 | 973.36 | 974.36 | 974.86 | 238.00 | 53.30 | 7.16 | 82.86 | 4.36 | – | – | 4.36 | 48.00 | |
| 4 | BANASURASAGAR (K A S) | WND | 775.60 | 768.00 | 767.90 | 766.50 | 767.00 | 767.50 | 112.75 | 56.09 | 3.41 | 39.47 | – | – | 0.00 | 86.80 | Tunnel discharge -0.41MCM | |
| 5 | SHOLAYAR | TSR | 2663.00 ft | 2621.70 ft | 2658.00 | 2660.00 | 2661.00 | 59.69 | 40.04 | 2.39 | 27.68 | 0.17 | – | – | 0.17 | 96.20 | ||
| 6 | MADUPETTY | IDK | 1599.59 | 1595.50 | 1596.00 | 1597.00 | 1598.00 | 43.69 | 79.77 | 0.53 | 6.08 | 0.00 | – | – | 0.00 | 30.80 | ||
| 7 | ANAYIRANKAL | IDK | 1207.02 | 1200.54 | 1205.02 | 1206.02 | 1207.02 | 24.63 | 49.43 | 0.25 | 2.95 | – | – | 0.00 | 18.00 | |||
| 8 | PONMUDI | IDK | 707.75 | 706.20 | 704.50 | 705.50 | 706.50 | 43.20 | 91.15 | 2.35 | 27.25 | 1.75 | 0.72 | 7.67 | 2.47 | 47.00 | Gate 2- 10 cm | |
| 9 | KUTTIYADI (KAKKAYAM) | KKD | 758.04 | 755.54 | 755.50 | 756.50 | 757.50 | 27.73 | 81.62 | 3.58 | 41.43 | 3.27 | – | – | 3.27 | 90.00 | ||
| 10 | PAMBA | PTTA | 986.33 | 971.65 | 982.00 | 983.50 | 984.50 | 7.88 | 25.30 | 2.02 | 23.32 | – | – | 0.00 | 37.00 | |||
| 11 | PORINGALKUTHU | TSR | 423.98 | 420.75 | 421.00 | 422.00 | 423.00 | 21.63 | 71.39 | 13.97 | 161.74 | 4.79 | 7.19 | 231.58 | 11.97 | 104.20 | 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 | 5.80 | Sluice – 0.1840McM | ||
| 13 | KALLARKUTTY | IDK | 456.59 | 456.25 | 455.00 | 6.25 | 97.22 | 10.28 | 118.93 | 3.85 | 6.48 | 75.00 | 10.33 | 50.00 | Gate No. 1-5 -15 cm | |||
| 14 | ERATTAYAR | IDK | 754.38 | 748.00 | 748.28 | 1.32 | 25.02 | 0 | – | 0.00 | ||||||||
| 15 | LOWER PERIYAR | IDK | 253 | 252.90 | 252.00 | 4.51 | 99.05 | 15.76 | 182.4 | 6.23 | 9.57 | 148.00 | 15.80 | 64.00 | # No.2-10, 3- 70cm | |||
| 16 | MOOZHIYAR | PTTA | 192.63 | 190.95 | 190.00 | 0.93 | 80.43 | 3.57 | 41.29 | 2.77 | 0.72 | 67.00 | 3.49 | 39.00 | Gate No. 2-10 cm | |||
| 17 | KALLAR | IDK | 824.48 | 820.50 | 823.50 | 0.20 | 26.61 | 0 | – | – | 0.00 | |||||||
| 18 | SENGULAM | IDK | 847.64 | 847.05 | 0.25 | 63.59 | 1.49 | 17.2 | 1.52 | – | – | 1.52 | 13.00 |
