27 September,2026 10:56 AM IST | Mumbai | mid-day online correspondent
File Photo
Mumbai's seven lakes supplying water to the city held 14,05,980 million litres (ML) of useful water stock as of 6 am on Sunday, September 27, according to the latest report from the Hydraulic Engineer's Department, Master Control Centre at Bhandup Complex.
The combined water stock stood at 97.14 per cent of the total useful capacity of 14,05,980 ML, down from 97.39 per cent a day earlier.
On the same date last year, the lakes had 14,34,790 ML, or 99.13 per cent of their useful capacity. In 2024, the stock stood at 14,38,398 ML, also 99.38 per cent.
Modak Sagar recorded the lowest water stock among the seven lakes at 85.71 per cent. Its water level stood at 161.88 metres against the full supply level (FSL) of 163.15 metres, down by 0.19 metres in the last 24 hours. Its live storage stood at 1,10,506 ML against a capacity of 1,28,925 ML.
Upper Vaitarna recorded a water level of 603.27 metres against an FSL of 603.51 metres, with no change in the last 24 hours. Its live storage stood at 2,19,332 ML, or 96.60 per cent of its capacity of 2,27,047 ML.
Tansa's water level stood at 128.40 metres against an FSL of 128.51 metres, down by 0.03 metres. The lake held 1,40,004 ML, or 96.50 per cent of its 1,45,080 ML capacity.
Middle Vaitarna recorded a level of 284.45 metres against an FSL of 285 metres, down by 0.04 metres. Its live storage stood at 1,91,124 ML, or 98.76 per cent of its 1,93,530 ML capacity.
The combined storage of Upper Vaitarna, Middle Vaitarna and Tansa stood at 6,60,900 ML, or 95.15 per cent of their combined useful capacity of 6,94,582 ML.
Bhatsa recorded a water level of 141.79 metres against an FSL of 141.79 metres, down by 0.05 metres. Its live storage stood at 7,09,355 ML, or 98.93 per cent of its useful capacity of 7,17,037 ML.
Vihar remained at 100 per cent capacity, with its water level at 80.19 metres against an FSL of 80.12 metres. Its live storage stood at 27,698 ML. The level was down by 0.01 metres over the past 24 hours.
Tulsi also remained at 99.77 per cent capacity. Its water level stood at 139.16 metres against an FSL of 139.15 metres, down by 0.02 metres. The lake held 8,027 ML, its full useful capacity.
No rainfall was recorded at any of the seven lakes in the last 24 hours. Seasonal rainfall totals stood at 3,894 mm at Upper Vaitarna, 3,254 mm at Modak Sagar, 2,959 mm at Tansa, 2,965 mm at Middle Vaitarna, 2,689 mm at Bhatsa, 2,757 mm at Vihar and 3,803 mm at Tulsi.
The Bhandup Complex also recorded no rainfall, with its seasonal rainfall total remaining at 2,961 mm.
According to the report, the Middle Vaitarna WSCPO gate was closed on July 6 at 2 pm, while the release from Upper Vaitarna was stopped at 10 am the same day.
Vihar Lake began overflowing on July 7 at 9 pm, followed by Tulsi at 11.43 pm. Tansa Dam began overflowing on July 22 at 8.51 am, while Modak Sagar Dam started overflowing on July 23 at 2.07 am.
With no fresh rainfall recorded over the past 24 hours, Mumbai's overall water stock has dipped marginally, although the seven lakes continue to hold more than 97 per cent of their combined useful capacity.
