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 | 2383.53 | 2377.24 ft | 2375.53 | 2381.53 | 2382.53 | 1036.98 | 71.05 | 8.79 | 101.68 | 7.53 | – | – | 7.53 | 2.60 | |
2 | IDAMALAYAR | EKM | 169.00 | 163.00 | 160.24 | 161.50 | 162.00 | 162.50 | 766.72 | 75.33 | 6.20 | 71.72 | 6.17 | – | – | 6.17 | 0.00 | |
3 | KAKKI – ANATHODE | PTTA | 981.46 | 975.75 | 975.74 | 973.75 | 974.75 | 975.25 | 354.16 | 79.32 | 4.26 | 49.31 | 4.26 | – | – | 4.26 | 0.00 | |
4 | BANASURASAGAR (K A S) | WND | 775.60 | 774.00 | 773.95 | 772.50 | 773.00 | 773.50 | 180.95 | 90.02 | 2.13 | 24.69 | 1.01 | 0.72 | 8.33 | 1.73 | 0.00 | Control shaft gate fully opened.Radial Gate #2 -10cm |
5 | SHOLAYAR | TSR | 2663.00 ft | 2662.10 ft | 2658.00 | 2660.00 | 2661.00 | 146.54 | 98.29 | 3.23 | 37.37 | 1.91 | 1.04 | 12.02 | 2.95 | 0.00 | Gate #3 -0.5ft | |
6 | MADUPETTY | IDK | 1599.59 | 1598.70 | 1596.00 | 1597.00 | 1598.00 | 52.04 | 95.02 | 0.80 | 9.26 | 0.00 | 0.95 | 10.95 | 0.95 | 1.00 | Gate #2- 20cm | |
7 | ANAYIRANKAL | IDK | 1207.02 | 1204.09 | 1205.02 | 1206.02 | 1207.02 | 37.00 | 74.26 | 0.35 | 4.06 | – | – | 0.00 | 0.00 | |||
8 | PONMUDI | IDK | 707.75 | 705.90 | 704.50 | 705.50 | 706.50 | 42.51 | 89.68 | 1.96 | 22.71 | 1.76 | 0.66 | 7.67 | 2.43 | 0.00 | Gate #2- 10cm | |
9 | KUTTIYADI (KAKKAYAM) | KKD | 758.04 | 756.64 | 755.50 | 756.50 | 757.50 | 30.48 | 89.69 | 2.64 | 30.57 | 3.33 | – | – | 3.33 | 2.00 | ||
10 | PAMBA | PTTA | 986.33 | 977.05 | 982.00 | 983.50 | 984.50 | 15.21 | 48.83 | 0.92 | 10.6 | – | – | 0.00 | 0.00 | |||
11 | PORINGALKUTHU | TSR | 423.98 | 420.10 | 421.00 | 422.00 | 423.00 | 20.00 | 66.01 | 13.24 | 153.28 | 4.70 | 4.07 | 84.19 | 8.77 | 0.00 | 7 crest gates fully opened for 4.5m. | |
12 | KUNDALA | IDK | 1758.69 | 1753.50 | 1755.00 | 1756.00 | 1757.00 | 4.25 | 55.56 | 0.10 | 1.16 | – | – | 0.00 | 0.00 | |||
13 | KALLARKUTTY | IDK | 456.59 | 456.20 | 455.00 | 6.22 | 96.72 | 9.10 | 105.3 | 3.88 | 5.18 | 60.00 | 9.07 | 0.00 | Gate #2,4-15cm, & 3 -30cm | |||
14 | ERATTAYAR | IDK | 754.38 | 747.10 | 748.28 | 0.98 | 18.43 | 0 | – | 0.00 | ||||||||
15 | LOWER PERIYAR | IDK | 253 | 253.00 | 252.00 | 4.55 | 100.00 | 10.94 | 126.63 | 6.27 | 4.63 | 48.00 | 10.90 | 1.00 | Upper vent #1-30cm | |||
16 | MOOZHIYAR | PTTA | 192.63 | 191.00 | 190.00 | 0.94 | 80.95 | 3.34 | 38.69 | 2.94 | 0.36 | 5.36 | 3.30 | 0.00 | Gate # -10cm | |||
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 | 1.46 | 16.93 | 1.51 | – | – | 1.51 | 0.00 |