Combined live storage across all lakes compared to 99.09% same time last year. 1,412,123 million litres - Live storage as at 6 am 29 Sep 2025. [Annual requirement: 1,447,363 million litres, Total capacity: 1,778,000 million litres]

Number of days of supply left in all lakes combined (@ 3,850 million litres BMC supplies to city each day as against a need of 4,200 million litres).

भातसा / Bhatsa. At 96.59% of its live storage capacity of 717,037 million litres, compared to 98.89% at the same time last year. Today's rainfall: 173 mm. Total rainfall since 01 Jun: 3,153 mm. Lake's share of water to Mumbai: 48%. Nearly 70% of water in the dam is meant for Mumbai.

Upper Vaitarna. At 99.15% of its live storage capacity of 227,047 million litres, compared to 99.79% at the same time last year. Today's rainfall: 91 mm. Total rainfall since 01 Jun: 2,517 mm. Lake's share of water to Mumbai: 16%.

Middle Vaitarna. At 96.45% of its live storage capacity of 193,530 million litres, compared to 98.86% at the same time last year. Today's rainfall: 275 mm. Total rainfall since 01 Jun: 4,099 mm. Lake's share of water to Mumbai: 12%. First overflow in 2024 at 2:46 am on 04 Aug.

मोडकसागर / Modak Sagar.. At 100.00% of its live storage capacity of 128,925 million litres, compared to 100.00% at the same time last year. Today's rainfall: 273 mm. Total rainfall since 01 Jun: 4,043 mm. Lake's share of water to Mumbai: 11%. The city sources 440 million litres of water each day from the lake. First overflow in 2025 at 06:27 am on 09 Jul. First overflow in 2024 at 10:40 am on 25 Jul.

तानसा / Tansa. At 98.61% of its live storage capacity of 145,080 million litres, compared to 98.29% at the same time last year. Today's rainfall: 184 mm. Total rainfall since 01 Jun: 3,511 mm. Lake's share of water to Mumbai: 10%. First overflow in 2025 at 17:40 hrs on 23 Jul. First overflow in 2024 at 4:16 PM on 24 Jul.

Tulsi. At 100.00% of its live storage capacity of 8,046 million litres, compared to 100.00% at the same time last year. Today's rainfall: 195 mm. Total rainfall since 01 Jun: 4,419 mm. Lake's share of water to Mumbai: 2%. First overflow in 2025 at 18:45 hrs on 16 Aug. First overflow in 2024 at 8:30 am on 20th July.

Vihar. At 100.00% of its live storage capacity of 27,698 million litres, compared to 100.00% at the same time last year. Today's rainfall: 55 mm. Total rainfall since 01 Jun: 2,808 mm. Lake's share of water to Mumbai: 1%. First overflow in 2025 at 14:45 am on 18 Aug. First overflow in 2024 at 3:40 am on 25 Jul.

Volume of water the BMC supplies to the city and its suburbs every day.

Barvi. At 98.63% of its live storage capacity of 338,840 million litres, compared to 97.44% at the same time last year. The water from Barvi dam is supplied to Thane, Kalyan-Dombivli, Ulhasnagar, Mira- Bhayander, Bhiwandi and Navi Mumbai. (This entry as included as part of Mumbai lakes on popular demand :-)).