20.12.2025

Sl. No.Name of ReservoirDistrictFRL
 (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
1234567891011121314151617=14+151819
1IDUKKIIDK2403.00 ft2403.00 ft2382.58 ft2395.002401.002402.001118.8876.661.3815.988.55             –                     –  8.550.00 
2IDAMALAYAREKM169.00169.00157.87167.50168.00168.50701.7568.950.566.483.26             –                     –  3.260.00 
3KAKKI – ANATHODEPTTA981.46981.46975.54979.46980.46980.96351.3678.691.2714.682.81             –                     –  2.810.00 
4BANASURASAGAR (K A S)WND775.60775.60770.85774.10774.60775.10144.4571.870.010.12                     –  0.000.00Tunnel discharge- 0.91 Mcm,
5SHOLAYARTSR2663.00 ft 2657.50 ft2658.002660.002661.00133.9489.840.262.990.52             –                     –  0.520.00 
6MADUPETTYIDK1599.59 1595.851596.001597.001598.0044.5781.370.131.450.00             –                     –  0.000.00 
7ANAYIRANKALIDK1207.02 1207.071205.021206.021207.0250.10100.530.050.56          0.05               0.560.0480.00 
8PONMUDIIDK707.75 705.35704.50705.50706.5041.2386.990.586.710.00             –                     –  0.000.00 
9KUTTIYADI (KAKKAYAM)KKD758.04 756.94755.50756.50757.5031.2491.931.1112.890.96             –                     –  0.960.00 
10PAMBAPTTA986.33 975.60982.00983.50984.5013.0341.830.101.18              –                     –  0.000.00 
11PORINGALKUTHUTSR423.98 418.75421.00422.00423.0016.7155.150.718.231.25             –                     –  1.250.00 
12KUNDALAIDK1758.69 1758.001755.001756.001757.006.9090.200.030.340.00         0.03               0.340.030.00Gate # 3 -10 cm 
13KALLARKUTTYIDK456.59 453.75  455.004.6772.550.627.120.71             –                     –  0.710.00 
14ERATTAYARIDK754.38 746.90  748.280.9016.96 0                     –  0.000.00 
15LOWER PERIYAR IDK253 251.30  252.003.8384.091.6018.470.00         1.31             15.111.310.00Upper vent gate No.3 opened 10cm . All other gates are closed position
16MOOZHIYARPTTA192.63 188.70  190.000.6555.691.9622.732.11             –                     –  2.110.00 
17KALLARIDK824.48 820.00  823.500.1824.14 0              –                     –  0.000.00 
18SENGULAM IDK847.64 847.05   0.2563.590.354.040.28             –                     –  0.280.00 
Water level as on 20.12.2025 at 7.00 AM