(Feature Image: Ichari (Koti) Dam on Tons river in Dehradun in empty condition in first week of Sept. 25)

In the South West Monsoon 2025, the Yamuna river witnessed 3 flood spells in a span of two weeks between Aug. 17 and Sep 1. In the first and medium scale flood spell, hourly discharges crossed 1 lakh cusecs for 12 hours on Aug 17 and 1,78,996 cusecs flood was recorded at 16 hour at Hathnikund Barrage (HKB), in Yamuna Nagar, Haryana.

In the second and low scale flood spell, river received above 50,000 cusecs discharges for 21 hours on Aug. 29 with the peak volume of 83,774 cusecs at 16 hour. In the final and first high scale flood spell, hourly water volume in the river crossed 1 lakh cusecs for about 129 hours beginning at 4.00 hour on Sep 1 till 12:00 hour on Sep 5, and 3,29,313 lakh cusecs was recorded as peak flood volume at 9:00 hour on Sep 1.