20.10.2025

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 ft2398.86 ft2383.90 ft2390.862396.862397.861140.7378.1626.35305.017.37             –                     –  7.3722.40 
2IDAMALAYAREKM169.00166.80160.97165.30165.80166.30787.1677.345.5464.163.27             –                     –  3.2715.20 
3KAKKI – ANATHODEPTTA981.46978.83976.50976.83977.83978.33364.9581.735.0458.322.72             –                     –  2.7211.00 
4BANASURASAGAR (K A S)WND775.60775.60773.25774.10774.60775.10172.3585.750.606.940.00             –                     –  0.0014.80Control shaft gate fully closed.
5SHOLAYARTSR2663.00 ft 2660.60 ft2658.002660.002661.00142.3195.451.7320.020.61             –                     –  0.6182.10 
6MADUPETTYIDK1599.59 1596.451596.001597.001598.0046.0784.110.839.550.00         0.95             10.930.9527.20Sluice discharge Nil. Gate # 2 – 20 cm
7ANAYIRANKALIDK1207.02 1207.301205.021206.021207.0251.28102.910.647.41          0.64               2.590.0015.00 
8PONMUDIIDK707.75 706.15704.50705.50706.5043.0990.903.9245.371.76             –                     –  1.7619.00 
9KUTTIYADI (KAKKAYAM)KKD758.04 755.51755.50756.50757.5027.6681.401.2013.931.43             –                     –  1.4373.00 
10PAMBAPTTA986.33 978.70982.00983.50984.5017.6856.761.9722.82              –                     –  0.0027.20 
11PORINGALKUTHUTSR423.98 419.85421.00422.00423.0019.3863.964.2949.693.17             –                     –  3.1728.007 crest gates  fully opened for 1 Ft; no out flow 
12KUNDALAIDK1758.69 1758.251755.001756.001757.007.0892.550.091.020.00         0.09               1.020.0921.60Gate # 2, 3 & 4-10 cm
13KALLARKUTTYIDK456.59 456.20  455.006.2296.725.9668.973.85         1.73             45.005.5848.00Gate #2-15cm & 3-30cm
14ERATTAYARIDK754.38 748.90  748.281.6731.61 0                     –  0.00  
15LOWER PERIYAR IDK253 248.80  252.002.8262.027.4285.878.78         0.02                   –  8.8015.00 
16MOOZHIYARPTTA192.63 188.05  190.000.5849.572.9534.112.34             –                     –  2.3420.00 
17KALLARIDK824.48 821.00  823.500.2229.08 0          0.03                   –  0.03 Spill details not updated
18SENGULAM IDK847.64 847.00   0.2460.511.4516.761.44             –                     –  1.4414.20 
Water level as on 21.10.2025 at 7.00 AM