Maharashtra: Torrential rainfall sees water stocks in lakes swell 9% in just 24 hours | Mumbai News – Times of India

MUMBAI: The extremely heavy rainfall recorded in Thane district between July 18 and 19 saw water levels in the catchment areas of lakes that supply water to Mumbai swell 9% in a single day. This is the first time in this wet season that water stocks have increased so rapidly, surpassing the total on the same date last year.
Between Sunday and Monday, the catchment areas received 150-300 mm of rain.
With heavy rainfall continuing all through Monday as well, officials said they expect a further rise in levels by Tuesday.
Total water stocks, as on Monday 6am, stood at 4.15 lakh million litre or 28.7%—up from 3.9 lakh million litre or 19.8% on Sunday at 6am. Bhatsa, the biggest lake supplying water to Mumbai, got 201mm rain in the 24-hour period.
Since Friday’s continuous downpour, the catchment areas have recorded significant rain activity with Tulsi and Vihar lakes already overflowing. The useful content currently in Tulsi and Vihar is filled to 100% capacity while Modak Sagar has 51.3%, Tansa 54% and Bhatsa 27.5%.
The percentage of water supplied by the seven lakes shows the maximum percentage of water comes from Bhatsa at 48%, Tulsi and Vihar provide around 2% of the city’s needs, Middle Vaitarna 12%, Modak Sagar 11%, Tansa 10% and Upper Vaitarna 16%.
Currently, the BMC supplies around 3,420 million litre of water to Mumbai every day. In order to ensure there are no water cuts, lakes need to fill to full capacity of 14.5 lakh million litre by October 1.


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