Mumbai Rains: City's Lakes Over 80% Full As Heavy Showers Boost Water Stock

Mumbai Rains: City's Lakes Over 80% Full As Heavy Showers Boost Water Stock

The city draws its drinking water from seven key reservoirs: Upper Vaitarna, Modak Sagar, Tansa, Middle Vaitarna, Bhatsa, Vihar and Tulsi. The total water stock in all lakes in 2025 stands at 11.62 lakh million litres compared to 5.33 lakh million litres in 2024 and 4.70 lakh million litres in 2023 on the same date, indicating a major improvement in storage levels.

Prathamesh KharadeUpdated: Wednesday, July 16, 2025, 10:44 AM IST
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Representational image | File

Mumbai: Mumbai Metropolitan Region’s vital lakes and reservoirs have collectively reached over 80 per cent of their full useful water storage capacity, thanks to consistent monsoon showers. According to the latest data released by the Hydraulic Engineer’s Department (Master Control Centre, Bhandup Complex) at 6:00 am on Wednesday, the total water stock across all lakes has climbed to 11.62 lakh million litres, which is 80.32 per cent of their total usable capacity.

The city draws its drinking water from seven key reservoirs: Upper Vaitarna, Modak Sagar, Tansa, Middle Vaitarna, Bhatsa, Vihar and Tulsi. Among these, the Bhatsa lake holds the highest volume of water with a live stock of 5.31 lakh million litres, which is 74.18 per cent of its usable capacity. It also recorded 15 mm of rainfall in the past 24 hours, contributing to its cumulative seasonal total of 1,472 mm.

Following closely, Middle Vaitarna currently holds 1.78 lakh million litres of water, at 86.67 per cent capacity, even though it saw a decline of 0.67 metres in level over the last 24 hours. Tansa and Modak Sagar are both over 93 per cent full, with live storages of 1.29 and 1.28 lakh million litres respectively. Notably, Modak Sagar began overflowing on July 9 at 6:27 am, a strong indicator of monsoon strength in its catchment areas.

Upper Vaitarna, which started releasing water on July 5, currently holds 1.75 lakh million litres (77.29 per cent), while the smaller lakes, Vihar and Tulsi, have reached 91.00 per cent and 52.73 per cent capacity, respectively. Vihar received the highest 24-hour rainfall at 75 mm.

Massive Improvement In Water Levels Compared To Last Year

The total water stock in all lakes in 2025 stands at 11.62 lakh million litres compared to 5.33 lakh million litres in 2024 and 4.70 lakh million litres in 2023 on the same date, indicating a major improvement in storage levels. The total rainfall recorded at the Bhandup Complex stands at 827 mm so far, with 28 mm falling in the last 24 hours alone.

With more rains expected in the coming weeks, the Brihanmumbai Municipal Corporation (BMC) officials are optimistic that this year’s water stock will ensure an uninterrupted supply for the city throughout the year.

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