Air quality index readings have decreased by 43 points within 48 hours, reaching 120. Several areas have recorded readings above 150. The poorest air quality readings were found in certain areas, with the highest reading at 164.

Other areas with poor air quality readings included those with readings of 154, 151, 147, 142, 130, 128, and 126.

Further details on air quality are available from the Central Pollution Control Board's data, which was based on information from active recording stations.