| 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 | 2344 ft | 2365.00 | 2371.00 | 2372.00 | 596.85 | 40.89 | 7.44 | 86.12 | 10.51 | – | – | 10.51 | 13.00 | |
| 2 | IDAMALAYAR | EKM | 169.00 | 161.00 | 141.80 | 159.50 | 160.00 | 160.50 | 344.03 | 33.80 | 5.04 | 58.39 | 5.02 | – | – | 5.02 | 33.00 | |
| 3 | KAKKI – ANATHODE | PTTA | 981.46 | 975.36 | 963.14 | 973.36 | 974.36 | 974.86 | 209.30 | 46.87 | 5.29 | 61.22 | 4.77 | – | – | 4.77 | 10.00 | |
| 4 | BANASURASAGAR (K A S) | WND | 775.60 | 767.00 | 763.40 | 765.50 | 766.00 | 766.50 | 70.75 | 35.20 | 0.80 | 9.26 | 0.00 | – | – | 0.00 | 5.20 | |
| 5 | SHOLAYAR | TSR | 2663.00 ft | 2614.30 ft | 2658.00 | 2660.00 | 2661.00 | 48.49 | 32.52 | 0.85 | 9.86 | 0.71 | – | – | 0.71 | 20.20 | ||
| 6 | MADUPETTY | IDK | 1599.59 | 1592.30 | 1596.00 | 1597.00 | 1598.00 | 35.94 | 65.62 | 0.50 | 5.79 | 0.00 | – | – | 0.00 | 15.00 | Sluice Discharge -0 MCM | |
| 7 | ANAYIRANKAL | IDK | 1207.02 | 1198.61 | 1205.02 | 1206.02 | 1207.02 | 18.49 | 37.10 | 0.25 | 2.95 | 0.00 | – | – | 0.00 | 1.00 | Sluice Discharge -0.00 MCM | |
| 8 | PONMUDI | IDK | 707.75 | 705.20 | 704.50 | 705.50 | 706.50 | 40.88 | 86.25 | 1.61 | 18.62 | 1.76 | 0.66 | 7.67 | 2.42 | 0.00 | #1- closed, #2-10 cm, #3- closed | |
| 9 | KUTTIYADI (KAKKAYAM) | KKD | 758.04 | 756.24 | 755.50 | 756.50 | 757.50 | 29.49 | 86.77 | 0.77 | 8.96 | 1.66 | – | – | 1.66 | 148.00 | Blue Alert | |
| 10 | PAMBA | PTTA | 986.33 | 968.55 | 982.00 | 983.50 | 984.50 | 4.73 | 15.18 | 1.12 | 12.97 | 0.00 | – | – | 0.00 | 31.00 | ||
| 11 | PORINGALKUTHU | TSR | 423.98 | 419.15 | 421.00 | 422.00 | 423.00 | 17.62 | 58.15 | 3.97 | 45.97 | 4.47 | – | 0.00 | 4.47 | 16.80 | Crest Gate – 7 nos fully opened -4.5m | |
| 12 | KUNDALA | IDK | 1758.69 | 1741.50 | 1755.00 | 1756.00 | 1757.00 | 0.17 | 2.16 | 0.31 | 3.63 | 0.00 | – | – | 0.00 | 3.80 | Sluice – 0.5184McM | |
| 13 | KALLARKUTTY | IDK | 456.59 | 456.30 | 455.00 | 6.28 | 97.68 | 5.40 | 62.45 | 3.82 | 1.30 | 15.00 | 5.11 | 0.00 | Radial gate No.3-15cm | |||
| 14 | ERATTAYAR | IDK | 754.38 | 747.10 | 748.28 | 0.98 | 18.43 | 0 | – | 0.00 | ||||||||
| 15 | LOWER PERIYAR | IDK | 253 | 252.20 | 252.00 | 4.21 | 92.44 | 7.30 | 84.44 | 6.21 | 1.38 | 16.00 | 7.60 | 3.00 | Gate No. 4- 10cm | |||
| 16 | MOOZHIYAR | PTTA | 192.63 | 189.55 | 190.00 | 0.74 | 64.14 | 3.04 | 35.14 | 2.81 | 0.48 | 4.12 | 3.29 | 2.00 | Red Alert, #2-10 cm | |||
| 17 | KALLAR | IDK | 824.48 | 820.40 | 823.50 | 0.20 | 26.12 | 0 | – | – | 0.00 | |||||||
| 18 | SENGULAM | IDK | 847.64 | 846.70 | 0.17 | 42.31 | 1.14 | 13.21 | 1.22 | – | – | 1.22 | 0.00 |
