The numbers are in for March 2026, and the results are suffocating. Gurgaon has officially hit the top spot as India’s most polluted city, clocking a lethal PM2.5 average of 116 µg/m³.

Four Haryana cities now dominate the top 10. Levels are 4x higher than WHO safety limits.

Construction and industrial density are fueling this escalating public health catastrophe.