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According to the government organisation, an AQI between zero and 50 is considered to be ‘good’, 51 and 100 ‘satisfactory’, 101 and 200 ‘moderate’, 201 and 300 ‘poor’, 301 and 400 ‘very poor’, and 401 and 500 ‘severe’.
Delhi's air quality index (AQI) remained in the “very poor” category for the fourth consecutive day on Thursday.
Monday’s AQI reading was an improvement on Sunday’s reading of 48, and was only surpassed by the reading on August 31, 2020, when the AQI was 41.
The hazardous waste at the plant is believed to have contaminated ground water in and around the plant causing chronic illness to several people still living around it.
The Commission for Air Quality Management (CAQM) on Friday permitted construction works for selective sectors such as healthcare, railways, Metro, public utilities and national security, among others, to resume.
Published on Dec 19, 2021 03:51 PM IST
Written by Sharangee Dutta | Edited by Meenakshi Ray, Hindustan Times, New Delhi