India, June 17 -- Mumbai has tightened water conservation measures as reservoir levels supplying the city continue to decline amid a delayed southwest monsoon. The Brihanmumbai Municipal Corporation (BMC) has announced fresh restrictions on water use, saying the move is necessary to preserve drinking water supplies.

The civic body has imposed a 20% cut in water supply to industrial, commercial and sports establishments after water stock in the reservoirs supplying Mumbai dropped to 10.35% of total capacity. The restrictions came into effect on Wednesday.

Mumbai's water crisis is primarily the result of a delayed monsoon and dwindling reserves in the seven lakes that supply drinking water to the city.

The city depends almost entirely on...