For Hyderabad Metropolitan Water Supply & Sewerage Board (HMWS&SB), which manages the operations and utility of Osmansagar and Himayatasagar reservoirs, the 2025 Hyderabad floods remind the 1960s.

As early as the last week of July, the twin reservoirs were almost full and filling about 100 to 300 cusecs. For a full tank level of 1,790 feet, the water level at Osmansagar was just short of two feet. So was Himayatsagar, at 1,761 feet for its FTL 1,763.

But on September 26 (Friday), at the peak of the season, the recorded reservoir numbers at 10 a.m. appeared to be multiplied by 10. The inflows were 3,000 cusecs and 2,800 cusecs respectively. And the outflows, with two gates lifted to just two feet, were at 460 cusecs and about 2,000 cusecs.

In the next hour, the Board had news. The much-a

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