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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 | 128.06 | 193.28 | 133.10 | 263.950 | 24.22 | 4.28 | 57.52 | 0.00 | 0.00 | 57.52 | |
| 2 | IDUKKI | IDUKKI | 2408.5 ft | 2403 ft | 2373.6 ft | 536.81 | 1996.30 | 2319.32 ft | 863.467 | 2341.28 ft | 1099.020 | 55.05 | 8.87 | 66.81 | 0.00 | 0.00 | 66.81 | |
| 3 | KAKKI (ANATHODE ) | PATHANAMTHITTA | 982.160 | 981.460 | 975.360 | 7.63 | 454.20 | 943.39 | 86.75 | 944.07 | 88.700 | 19.53 | -36.26 | 43.12 | 0.00 | 0.00 | 43.12 | |
| 4 | PAMBA | PATHANAMTHITTA | 986.330 | 986.330 | 981.460 | 8.07 | 39.22 | 963.00 | 8.00 | 963.50 | 8.31 | 21.19 | 1.01 | 0.00 | 0.00 | 0.00 | NA | |
| 5 | KUTTIYADI (KAKKAYAM) | KOZHIKODU | 2487 ft | 2487 ft | 2466 ft | 4.42 | 38.4 | 2451.20ft | 15.06 | 2448.80 ft | 13.900 | 36.20 | 12.80 | 12.80 | 0.00 | 0.00 | 12.80 | |
| 6 | BANASURASAGAR (K A SCHEME) | WAYANADU | 775.60 | 775.60 | 767.00 | 23.75 | 209.25 | 755.85 | 28.20 | 758.00 | 40.100 | 19.16 | 0.00 | 10.19 | 0.00 | Nil | 10.19 | Diversion tunnel and river sluice opened |
| 7 | PORINGALKUTHU | THRISSUR | 423.980 | 423.980 | 419.410 | 1.70 | 32.00 | 415.05 | 11.23 | 412.30 | 7.190 | 22.47 | 15.87 | 12.05 | 0.00 | 0.00 | 12.05 | |
| 8 | SHOLAYAR | THRISSUR | 2663 ft | 2663 ft | 2642 ft | 3.40 | 153.49 | 2592.40ft | 26.15 | 2599.30 ft | 33.540 | 21.85 | -12.58 | 15.05 | 0.00 | 0.00 | 15.05 | |
| 9 | KALLARKUTTY | IDUKKI | 456.900 | 456.590 | 450.200 | 0.370 | 6.800 | 452.600 | 4.380 | 451.20 | 3.660 | 53.82 | -18.64 | 21.07 | 0.00 | 21.07 | ||
| 10 | MADUPETTY | IDUKKI | 1599.59 | 1599.59 | 1594.71 | 0.85 | 55.23 | 1573.80 | 10.75 | 1583.40 | 19.850 | 35.94 | 0.00 | 6.55 | 0.00 | 0.00 | 6.55 | |
| 11 | KUNDALA | IDUKKI | 1759.30 | 1758.696 | 1756.86 | 0.350 | 7.7868 | 1741.50 | 0.6000 | 1741.50 | 0.600 | 7.71 | 0.02 | 0.02 | 0.00 | 0.00 | 0.02 | Sluice dischage only. |
| 12 | LOWER PERIYAR | IDUKKI | 256.00 | 253.00 | 237.74 | 0.80 | 5.30 | 249.00 | 3.70 | 249.00 | 3.700 | 69.81 | -16.24 | 18.90 | 0.00 | Nil | 18.90 | |
| 13 | PONMUDI | IDUKKI | 708.660 | 707.930 | 701.350 | 4.14 | 51.54 | 685.90 | 13.0393 | 690.90 | 19.5337 | 37.90 | 8.15 | 18.20 | 0.00 | 16.00 | 18.20 | |
| 14 | MOOZHIYAR | PATHANAMTHITTA | 192.940 | 192.630 | 186.530 | 0.34 | 1.50 | 184.60 | 0.576 | 188.25 | 0.936 | 62.40 | 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 | |||||||||||
| 17 | SENGULAM (PUMPING STORAGE DAM) | IDUKKI | 849.69 | 847.640 | 847.64 | 0.320 | 0.710 | 846.80 | 0.510 | 846.70 | 0.490 | 69.01 | -5.67 | 5.78 | 0.00 | 21.00 | 5.78 | |
| 18 | ANAYIRANKAL | IDUKKI | 1210.070 | 1207.020 | 1207.020 | 0.85 | 50.68 | 1188.45 | 1.8166 | 1190.00 | 2.6027 | 5.14 | 0.00 | 4.23 | 0.00 | 0.00 | 4.2257 | Discharge through river sluice only. |