India: Air quality 'very poor' at many places in Delhi-NCR
New Delhi, Oct 16 (PTI) Many areas in the Delhi-National Capital Region recorded air quality in the "very poor" category on Wednesday morning, with particulate matter less than 10 micrometers in diameter being the primary pollutant.
Delhi's overall Air Quality Index (299) also bordered "very poor" levels. On Tuesday, it stood at 270 at 4 pm.
Seventeen of the 37 air quality monitoring stations in the national capital recorded the overall AQI in the "very poor" category, according to data of the Central Pollution Control Board.