| 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 | 2341.86 ft | 2365.00 | 2371.00 | 2372.00 | 569.35 | 39.01 | 11.94 | 138.22 | 11.57 | – | – | 11.57 | 77.20 | |
| 2 | IDAMALAYAR | EKM | 169.00 | 161.00 | 141.18 | 159.50 | 160.00 | 160.50 | 332.03 | 32.62 | 6.24 | 72.26 | 5.66 | – | – | 5.66 | 133.20 | |
| 3 | KAKKI – ANATHODE | PTTA | 981.46 | 975.36 | 962.03 | 973.36 | 974.36 | 974.86 | 199.86 | 44.76 | 2.82 | 32.58 | 4.86 | – | – | 4.86 | 38.00 | |
| 4 | BANASURASAGAR (K A S) | WND | 775.60 | 767.00 | 763.80 | 765.50 | 766.00 | 766.50 | 74.35 | 36.99 | 0.60 | 6.94 | 0.00 | – | – | 0.00 | 0.00 | |
| 5 | SHOLAYAR | TSR | 2663.00 ft | 2612.60 ft | 2658.00 | 2660.00 | 2661.00 | 46.08 | 30.91 | 1.17 | 13.52 | 2.01 | – | – | 2.01 | 53.60 | ||
| 6 | MADUPETTY | IDK | 1599.59 | 1591.85 | 1596.00 | 1597.00 | 1598.00 | 35.04 | 63.98 | 0.49 | 5.67 | 0.30 | – | – | 0.30 | 67.00 | ||
| 7 | ANAYIRANKAL | IDK | 1207.02 | 1198.90 | 1205.02 | 1206.02 | 1207.02 | 19.41 | 38.95 | 0.13 | 1.47 | 0.00 | – | – | 0.00 | 19.00 | ||
| 8 | PONMUDI | IDK | 707.75 | 703.70 | 704.50 | 705.50 | 706.50 | 37.53 | 79.19 | 1.65 | 19.04 | 1.45 | – | – | 1.45 | 127.00 | ||
| 9 | KUTTIYADI (KAKKAYAM) | KKD | 758.04 | 753.50 | 755.50 | 756.50 | 757.50 | 22.78 | 67.04 | 0.38 | 4.45 | 1.60 | – | – | 1.60 | 29.00 | ||
| 10 | PAMBA | PTTA | 986.33 | 964.85 | 982.00 | 983.50 | 984.50 | 1.29 | 4.14 | 0.81 | 9.33 | 0.00 | – | – | 0.00 | 33.00 | ||
| 11 | PORINGALKUTHU | TSR | 423.98 | 415.20 | 421.00 | 422.00 | 423.00 | 9.78 | 32.28 | 3.97 | 45.98 | 2.59 | – | – | 2.59 | 90.20 | ||
| 12 | KUNDALA | IDK | 1758.69 | 1741.00 | 1755.00 | 1756.00 | 1757.00 | 0.09 | 1.18 | 0.18 | 2.13 | 0.00 | – | – | 0.00 | 8.40 | Sluice – 0.1840McM | |
| 13 | KALLARKUTTY | IDK | 456.59 | 456.50 | 455.00 | 6.38 | 99.28 | 5.89 | 68.12 | 3.82 | 0.89 | 30.00 | 4.71 | 146.00 | Gate No 1,3 &5-60cm Gate No 2&4- 30cm | |||
| 14 | ERATTAYAR | IDK | 754.38 | 747.60 | 748.28 | 1.17 | 22.09 | 0 | – | 0.00 | ||||||||
| 15 | LOWER PERIYAR | IDK | 253 | 253.00 | 252.00 | 4.55 | 100.00 | 8.22 | 95.13 | 5.06 | 1.28 | 80.00 | 6.34 | 172.00 | Upper Vent No 2-80cm, 3-100cm & 4-50cm | |||
| 16 | MOOZHIYAR | PTTA | 192.63 | 191.50 | 190.00 | 1.01 | 86.81 | 3.51 | 40.64 | 2.97 | 0.43 | 5.29 | 3.40 | 9.00 | Gate No. 2-10 cm | |||
| 17 | KALLAR | IDK | 824.48 | 820.60 | 823.50 | 0.21 | 27.10 | 0 | – | – | 0.00 | |||||||
| 18 | SENGULAM | IDK | 847.64 | 847.20 | 0.28 | 72.82 | 1.55 | 17.93 | 1.45 | – | – | 1.45 | 25.00 |
