Highly polluted Yamuna causes water supply disruption across Delhi Dip in frothy, toxic Yamuna hazardous: Experts Water supply affected due to high ammonia levels from Haryana, says DJB Noida: 1 dead, 300 evacuated after ammonia gas leak at Haldiram's Delhi: Water supply from two plants stopped due to high ammonia presence Fresh water pockets identified in Dwarka; 3 other projects announced Water supply to be hit across Delhi in the next 48 hours Delhi: New air pollution monitoring stations to be operational in October What’s eating into the oxygen in the air? How Noida and Shahdara drains put residents’ health at risk