18.08.2025

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 ft2386.812379.98 ft2378.812384.812385.811075.9073.7222.36258.765.47             –                     –  5.4750.00 
2IDAMALAYAREKM169.00163.50162.00162.00162.50163.00816.3080.2021.30246.475.73             –                     –  5.7371.80 
3KAKKI – ANATHODEPTTA981.46976.00976.91974.00975.00975.50370.9083.0712.701473.65         3.25             42.006.9083.00Gate #2,3 – 45cm
4BANASURASAGAR (K A S)WND775.60774.50774.75773.00773.50774.00190.5594.807.0982.111.05         1.44             16.712.49109.20Control shaft gate fully opened.
5SHOLAYARTSR2663.00 ft 2662.50 ft2658.002660.002661.00147.6899.0510.83125.341.86         8.97           119.9410.8347.00Gate #3,4 -2 ft, #5- 1 ft 
6MADUPETTYIDK1599.59 1598.051596.001597.001598.0050.0991.460.95110.00         0.95             11.000.9546.40Gate #2- 20cm
7ANAYIRANKALIDK1207.02 1204.731205.021206.021207.0239.8179.880.394.56              –                     –  0.004.00 
8PONMUDIIDK707.75 705.65704.50705.50706.5041.9388.462.4528.411.76             –                     –  1.7627.00 
9KUTTIYADI (KAKKAYAM)KKD758.04 756.09755.50756.50757.5029.1085.655.4362.823.30             –                     –  3.30113.00 
10PAMBAPTTA986.33 981.50982.00983.50984.5022.0270.694.8255.78              –                     –  0.0056.00 
11PORINGALKUTHUTSR423.98 420.45421.00422.00423.0020.8868.9144.97520.544.78       38.82           524.8543.6046.307 crest gates  fully opened for 4.5m. Sluice1,3 Opned.
12KUNDALAIDK1758.69 1755.101755.001756.001757.005.0566.010.101.16              –                     –  0.0015.20 
13KALLARKUTTYIDK456.59 456.45  455.006.3698.8814.43166.993.88       10.41           120.0014.2928.00Gate  #1 to 5 -30cm
14ERATTAYARIDK754.38 748.90  748.281.6731.61 0                     –  0.00  
15LOWER PERIYAR IDK253 253.00  252.004.55100.0017.79205.858.52         9.0272.0017.5440.00Upper vent
#1-10cm, # 2-30cm
16MOOZHIYARPTTA192.63 190.50  190.000.8775.175.0658.612.39         2.2626.174.6532.00 Gate # 2 Opned 20 cm. 
17KALLARIDK824.48 821.00  823.500.2229.08 0              –                     –  0.00  
18SENGULAM IDK847.64 847.00   0.2460.511.5618.021.53             –                     –  1.5312.30 
Water level as on 18.08.2025 at 7.00 AM