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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=14+16 | 16 | 17 | 18 | 19 |
| 1 | IDAMALAYAR | ERNAKULAM | 171.20 | 169.00 | 161.00 | 72.00 | 1089.80 | 129.46 | 211.71 | 134.50 | 284.500 | 26.11 | 17.82 | 55.79 | 0.00 | 10.60 | 55.79 | |
| 2 | IDUKKI | IDUKKI | 2408.5 ft | 2403 ft | 2373.6 ft | 536.81 | 1996.30 | 2322.88 ft | 900.44 | 2343.20 ft | 1122.577 | 56.23 | 19.24 | 65.81 | 0.00 | 38.40 | 65.81 | |
| 3 | KAKKI (ANATHODE ) | PATHANAMTHITTA | 982.160 | 981.460 | 975.360 | 7.63 | 454.20 | 946.55 | 100.25 | 947.16 | 103.300 | 22.74 | 7.43 | 40.48 | 0.00 | 9.00 | 40.48 | |
| 4 | PAMBA | PATHANAMTHITTA | 986.330 | 986.330 | 981.460 | 8.07 | 39.22 | 963.00 | 8.00 | 963.55 | 8.35 | 21.29 | 0.81 | 0.00 | 2.00 | NA | ||
| 5 | KUTTIYADI (KAKKAYAM) | KOZHIKODU | 2487 ft | 2487 ft | 2466 ft | 4.42 | 38.4 | 2450.70ft | 14.81 | 2453.80 ft | 16.410 | 42.73 | 12.61 | 5.28 | 0.00 | 19.00 | 5.28 | |
| 6 | BANASURASAGAR (K A SCHEME) | WAYANADU | 775.60 | 775.60 | 767.00 | 23.75 | 209.25 | 756.25 | 30.40 | 758.50 | 43.400 | 20.74 | 2.49 | 9.72 | 0.00 | Nil | 9.72 | Diversion tunnel and river sluice opened |
| 7 | PORINGALKUTHU | THRISSUR | 423.980 | 423.980 | 419.410 | 1.70 | 32.00 | 413.85 | 9.35 | 412.95 | 8.080 | 25.25 | 12.72 | 19.55 | 0.00 | 13.20 | 19.55 | |
| 8 | SHOLAYAR | THRISSUR | 2663 ft | 2663 ft | 2642 ft | 3.40 | 153.49 | 2596.30ft | 30.11 | 2603.50 ft | 38.770 | 25.26 | -10.09 | 14.81 | 0.00 | 5.00 | 14.81 | |
| 9 | KALLARKUTTY | IDUKKI | 456.900 | 456.590 | 450.200 | 0.370 | 6.800 | 452.550 | 4.360 | 453.70 | 5.000 | 73.53 | -28.68 | 23.25 | 0.00 | 23.25 | ||
| 10 | MADUPETTY | IDUKKI | 1599.59 | 1599.59 | 1594.71 | 0.85 | 55.23 | 1576.30 | 11.05 | 1585.10 | 22.400 | 40.56 | 0.25 | 7.20 | 0.00 | 3.00 | 7.20 | |
| 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 | 249.20 | 3.78 | 249.60 | 3.930 | 74.15 | -22.14 | 23.53 | 0.00 | 7.00 | 23.53 | |
| 13 | PONMUDI | IDUKKI | 708.660 | 707.930 | 701.350 | 4.14 | 51.54 | 687.25 | 14.38 | 693.30 | 23.3232 | 45.25 | 11.39 | 19.00 | 0.00 | 2.00 | 19.00 | |
| 14 | MOOZHIYAR | PATHANAMTHITTA | 192.940 | 192.630 | 186.530 | 0.34 | 1.50 | 187.80 | 0.89 | 185.30 | 0.647 | 43.13 | 0.00 | 15.00 | ||||
| 15 | KALLAR | IDUKKI | 824.480 | 824.480 | 818.380 | 0.03 | 0.79 | 819.10 | ||||||||||
| 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 | 846.450 | 0.430 | 846.20 | 0.370 | 52.11 | -4.15 | 5.54 | 0.00 | 17.50 | 5.54 | |
| 18 | ANAYIRANKAL | IDUKKI | 1210.070 | 1207.020 | 1207.020 | 0.85 | 50.68 | 1188.45 | 1.82 | 1192.75 | 6.1326 | 12.10 | 0.00 | 3.61 | 0.00 | Nil | 3.61 | Discharge through river sluice only. |