Following incessant rains in suburban and catchment areas since two weeks, both the premier historic water bodies Himayath Sagar and Osman Sagar are witnessing heavy inflows. Unexpectedly, the situation is quite different this time especially at Osman Sagar where high volume of inflows keep marking into the lake which was presumed bereft of such inflows due to the drought spell in catchments areas for years. As such, the Osman Sagar Lake too is faring well this time in terms of inflows compared to Himayath Sagar Lake.
According to official statistics, Osman Sagar Lake presently receives 300 cusecs of inflows daily, a volume comparatively equal to Himayath Sagar. The upbeat inflows into the water body prompted officials to open two gates of Osman Sagar to release 240 cusecs of water into Musi River course.
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The present storage capacity of Osman Sagar recorded on September 26, is stood at 1789.85 feet (3.866 TMC) as against the full capacity of 1790 feet (3.900 TMC) while the catchment areas like Janwada and Balkapur, where the gauge stations are located, continue receiving the rains.
Osman Sagar, another historic resource of fresh water, was constructed during the Nizam’s era in the year 1920 to provide an additional source of drinking water for the people of Hyderabad and to protect the city from floods after the great Musi flood wreaked havoc in the year 1908. Since this magnificent reservoir was built during the reign of last Nizam of Hyderabad state Mir Osman Ali Khan, the fresh water Lake was accordingly named after him.
On the other side the Himayath Sagar Lake on Esi River – a tributary of Musi River flowing alongside Osman Sagar, also receiving good inflows as usual. The lake, according to officials, is witnessing 350 cusecs of inflows daily from catchments areas like Moinabad, Shadnagar, Amdapur and Nagarguda that prompted the officials to open one crest gate upto one foot to feed Musi River through releasing 350 cusecs of surfeit flood flow.
Present storage of Himayath Sagar is hovering at 1763.30 feet (2.893 TMC) recorded on September 26, as against the full tank level of 1763.50 feet (2.97 TMC).
