21.12.2025

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 ft2382.02 ft2395.002401.002402.001109.6176.030.424.819.57             –                     –  9.570.00 
2IDAMALAYAREKM169.00169.00157.76167.50168.00168.50699.0068.680.718.173.39             –                     –  3.390.00 
3KAKKI – ANATHODEPTTA981.46981.46975.43979.46980.46980.96349.8278.351.0712.372.61             –                     –  2.610.00 
4BANASURASAGAR (K A S)WND775.60775.60770.75774.10774.60775.10143.4571.370.010.12                     –  0.000.00Tunnel discharge- 0.90 Mcm,
5SHOLAYARTSR2663.00 ft 2657.50 ft2658.002660.002661.00133.9489.840.455.220.45             –                     –  0.450.00 
6MADUPETTYIDK1599.59 1595.901596.001597.001598.0044.6981.600.131.450.00             –                     –  0.000.00 
7ANAYIRANKALIDK1207.02 1207.071205.021206.021207.0250.10100.530.050.56          0.05               0.560.0480.00 
8PONMUDIIDK707.75 705.60704.50705.50706.5041.8188.210.586.710.00             –                     –  0.000.00 
9KUTTIYADI (KAKKAYAM)KKD758.04 757.03755.50756.50757.5031.4792.601.1813.690.95             –                     –  0.950.00 
10PAMBAPTTA986.33 975.50982.00983.50984.5012.8841.350.151.72              –                     –  0.000.00 
11PORINGALKUTHUTSR423.98 418.50421.00422.00423.0016.1853.400.515.871.04             –                     –  1.040.00 
12KUNDALAIDK1758.69 1758.001755.001756.001757.006.9090.200.030.340.00         0.03               0.340.030.00Gate # 3 -10 cm 
13KALLARKUTTYIDK456.59 453.20  455.004.3267.200.596.80.93             –                     –  0.930.00 
14ERATTAYARIDK754.38 746.90  748.280.9016.96 0                     –  0.000.00 
15LOWER PERIYAR IDK253 251.80  252.004.0488.701.1012.710.00         0.89             10.280.890.00Upper vent gate No.3 opened 10cm . All other gates are closed position
16MOOZHIYARPTTA192.63 189.40  190.000.7362.672.1224.551.91             –                     –  1.910.00 
17KALLARIDK824.48 820.00  823.500.1824.14 0              –                     –  0.000.00 
18SENGULAM IDK847.64 847.05   0.2563.590.364.110.36             –                     –  0.360.00 
Water level as on 21.12.2025 at 7.00 AM