Delhi’s air quality remained ‘very poor’ on Saturday even as authorities warned of a spike in pollution level from the next week when dense fog is expected to engulf the national capital. The Central Pollution Control Board (CPCB) recorded an overall air quality index (AQI) of 343.
An AQI between 201 and 300 is considered ‘poor’, 301 and 400 ‘very poor’ and 401 and 500 is ‘severe’. The air quality in four areas –Jahangirpuri and Nehru Nagar recorded severe air quality while 26 areas recorded very poor air quality and two areas recorded poor air quality, according to CPCB.
The overall PM2.5 (fine particulate matter in the air with a diameter of less than 2.5 micrometre) level was recorded at 193 and the PM10 level at 353, it said. In NCR, Faridabad and Noida recorded ‘very poor’ air quality, the CPCB data showed. Read More
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