15 September,2026 10:35 AM IST | Mumbai | mid-day online correspondent
Representational Image
Mumbai's seven lakes, which supply drinking water to the city, collectively held 14,17,584 million litres of water, or 97.94 per cent of their total live storage capacity, as of 6 am on Tuesday, September 15, according to data from the Hydraulic Engineer's Department at the Bhandup Master Control Centre.
The current water stock is lower than during the same period last year, when the seven reservoirs held 14,25,575 million litres, or 98.49 per cent of their total live storage capacity. In 2024, the reservoirs had 14,29,101 million litres, accounting for 98.74 per cent of their live storage capacity.
Among the seven reservoirs, Vihar, Tulsi and Bhatsa were at 100 per cent of their live storage capacity.
Tansa stood at 98.69 per cent, while Middle Vaitarna was at 97.57 per cent. Upper Vaitarna had the lowest storage level among the seven reservoirs at 93.63 per cent.
The current water stock in the individual reservoirs is as follows:
The reservoirs recorded the following rainfall in the 24-hour period:
The Bhandup Complex recorded cumulative seasonal rainfall of 2,883 mm.
The cumulative rainfall recorded at the reservoirs during the monsoon is:
According to the Hydraulic Engineer's Department, Vihar Lake has been overflowing since July 7. Tansa Dam, which had been overflowing until August 22, has since seen its water level decline.
The water level at Modak Sagar Dam also decreased marginally on August 23.
Meanwhile, the Middle Vaitarna WSCPO gate remains closed, while the release of water from Upper Vaitarna has been suspended since July 6, the department said.
