The water levels in lakes supplying drinking water to Mumbai have recorded a surge following the significant rainfall in their catchment areas. According to the Brihanmumbai Municipal Corporation (BMC) data on Wednesday, the combined stock in the seven reservoirs that provide water to the city now stands at 43.46 per cent or 6,29,032 mm. 

Among the individual lakes, Bhatsa holds the highest stock with 2,58,822 ML, followed by Upper Vaitarna with 1,28,625 ML, and Middle Vaitarna at 93,493 ML.

Modak Sagar and Tansa currently store 69,773 ML and 63,431 ML, respectively, while the smaller lakes Vehar and Tulsi have 11,691 ML and 3,196 ML in storage. The percentage of useful content is the highest in Upper Vaitarna at 56.65 per cent, followed by Modak Sagar at 54.12 per cent and Middle Vaitarna at 48.81 per cent.