Mumbai’s drinking water stock in the seven lakes that supply the city stood at 92.42 per cent on Tuesday morning. The catchment areas received 872 mm of rainfall in the 24 hours between 6 am Monday and 6 am Tuesday, adding 17,993 million litres of water. The total stock now stands at 13,37,633 million litres, up from 13,19,640 million litres on Monday.

The lakes are divided into two systems: the Vaitarna (Upper Vaitarna, Modak Sagar, Tansa, and Middle Vaitarna) and the Bhatsa (Bhatsa, Vihar, and Tulsi). Tulsi and Vihar, both located inside National Park, are now 100 per cent full. 

Tulsi, with a capacity of 8046 million litres, received 256 mm of rain, while Vihar, with a 27,698 million-litre capacity, received 225 mm. Tansa, near Shahpur in Thane district, is 99.26 per cent full with 1,45,080 million litres and 88 mm rainfall. Middle Vaitarna, also in Thane, is 97.51 per cent full at 1,88,703 million litres.