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| Sl. No. | Name of Dam / Reservoir | District | Maximum Water Level (MWL) (metre) | Full Reservoir Level (metre) | Spillway Crest Level (metre) | Dead Storage (Million cubic metre) | Gross Storage (Million cubic metre) | Previous | Present | Percentage Storage respect to Gross Storage | Inflow (m3/Sec) | Outflow (m3/Sec) | Spillway release (m3/Sec) | Rainfall (mm) At 7 AM | Power House Discharge(m3/Sec) | Remarks | ||
| Water level (metre) | Storage (Million cubic metre) | Water level (metre) | Storage (Million cubic metre) | |||||||||||||||
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15=16+18 | 16 | 17 | 18 | 19 |
| 1 | IDAMALAYAR | ERNAKULAM | 171.20 | 169.00 | 161.00 | 72.00 | 1089.80 | 128.61 | 200.43 | 133.67 | 272.215 | 24.98 | 9.03 | 59.14 | 0.00 | 0.00 | 59.14 | |
| 2 | IDUKKI | IDUKKI | 2408.5 ft | 2403 ft | 2373.6 ft | 536.81 | 1996.30 | 2320.62 ft | 876.286 | 2342.10 ft | 1109.084 | 55.56 | 12.21 | 67.18 | 0.00 | 0.00 | 67.18 | |
| 3 | KAKKI (ANATHODE ) | PATHANAMTHITTA | 982.160 | 981.460 | 975.360 | 7.63 | 454.20 | 944.58 | 90.85 | 945.50 | 95.200 | 20.96 | -36.69 | 42.04 | 0.00 | 0.00 | 42.04 | |
| 4 | PAMBA | PATHANAMTHITTA | 986.330 | 986.330 | 981.460 | 8.07 | 39.22 | 963.00 | 8.00 | 963.50 | 8.31 | 21.19 | 0.54 | 0.00 | 0.00 | 0.00 | NA | |
| 5 | KUTTIYADI (KAKKAYAM) | KOZHIKODU | 2487 ft | 2487 ft | 2466 ft | 4.42 | 38.4 | 2450.60ft | 14.77 | 2450.80 ft | 14.860 | 38.70 | 9.57 | 16.65 | 0.00 | 0.00 | 16.65 | |
| 6 | BANASURASAGAR (K A SCHEME) | WAYANADU | 775.60 | 775.60 | 767.00 | 23.75 | 209.25 | 756.05 | 29.20 | 758.20 | 41.400 | 19.78 | 0.52 | 10.07 | 0.00 | Nil | 10.07 | Diversion tunnel and river sluice opened |
| 7 | PORINGALKUTHU | THRISSUR | 423.980 | 423.980 | 419.410 | 1.70 | 32.00 | 414.20 | 9.95 | 412.30 | 7.190 | 22.47 | 8.98 | 15.23 | 0.00 | 0.00 | 15.23 | |
| 8 | SHOLAYAR | THRISSUR | 2663 ft | 2663 ft | 2642 ft | 3.40 | 153.49 | 2594.40ft | 28.13 | 2600.90 ft | 35.520 | 23.14 | -13.01 | 15.05 | 0.00 | 0.00 | 15.05 | |
| 9 | KALLARKUTTY | IDUKKI | 456.900 | 456.590 | 450.200 | 0.370 | 6.800 | 452.150 | 4.150 | 451.85 | 4.000 | 58.82 | -26.90 | 30.71 | 0.00 | 30.71 | ||
| 10 | MADUPETTY | IDUKKI | 1599.59 | 1599.59 | 1594.71 | 0.85 | 55.23 | 1574.90 | 10.75 | 1584.05 | 20.830 | 37.72 | 0.95 | 6.97 | 0.00 | 0.00 | 6.97 | |
| 11 | KUNDALA | IDUKKI | 1759.30 | 1758.696 | 1756.86 | 0.350 | 7.7868 | 1741.5000 | 0.6000 | 1741.50 | 0.600 | 7.71 | 0.02 | 0.02 | 0.00 | Nil | 0.02 | Sluice dischage only. |
| 12 | LOWER PERIYAR | IDUKKI | 256.00 | 253.00 | 237.74 | 0.80 | 5.30 | 249.00 | 3.70 | 248.80 | 3.620 | 68.30 | -36.72 | 36.26 | 0.00 | Nil | 36.26 | |
| 13 | PONMUDI | IDUKKI | 708.660 | 707.930 | 701.350 | 4.14 | 51.54 | 686.60 | 13.7335 | 691.95 | 21.1916 | 41.12 | 10.88 | 19.09 | 0.00 | Nil | 19.09 | |
| 14 | MOOZHIYAR | PATHANAMTHITTA | 192.940 | 192.630 | 186.530 | 0.34 | 1.50 | 188.70 | 0.986 | 187.60 | 0.869 | 57.93 | 0.00 | 0.00 | ||||
| 15 | KALLAR | IDUKKI | 824.480 | 824.480 | 818.380 | 0.03 | 0.79 | |||||||||||
| 16 | ERATTAYAR | IDUKKI | 754.380 | 754.380 | 748.280 | 0.266 | 5.35 | 745.30 | ||||||||||
| 17 | SENGULAM (PUMPING STORAGE DAM) | IDUKKI | 849.69 | 847.640 | 847.64 | 0.320 | 0.710 | 846.750 | 0.500 | 846.80 | 0.510 | 71.83 | -4.94 | 4.94 | 0.00 | Nil | 4.94 | |
| 18 | ANAYIRANKAL | IDUKKI | 1210.070 | 1207.020 | 1207.020 | 0.85 | 50.68 | 1188.45 | 1.8166 | 1191.30 | 3.6179 | 7.14 | 0.00 | 1.20 | 0.00 | 0.00 | 1.20 | Discharge through river sluice only. |