Delhi-NCR air quality improves yet still 'severe' | Skymet Weather Report

Even three days after Diwali, pollutants from fireworks, stubble burning and local sources continued showing their effect with Delhi-NCR still suffering "severe" air quality on Saturday.

Despite showing some improvement from a severe-plus to severe in the last 24 hours, the air quality of Delhi-NCR began deteriorating again by Saturday evening with a rise in pollutants. 

The Air Quality Index (AQI) of Delhi at 4 p.m. was 401, while by 6 p.m. it dipped to 406 -- both considered "severe". Delhi's AQI on Friday at 4 p.m. was 423.