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Ozone pollution this year highest since 2021 in Delhi: Report
Hindustan Times Gurugram
|June 18, 2025
Delhi has recorded its highest ozone (O3) levels this summer in around four years, with readings breaching the safe mark for 14.2 hours on an average in a day, a report shows.
NEW DELHI:
This eight-hour rolling average has gone up from 12 hours in a day from the last two summers, 11.7 hours in 2022 and 12.2 hours in 2021, according to the report released by Centre for Science and Environment (CSE) on Tuesday.
The eight-hour safe standard for the pollutant is 100 µg/m3.
The analysis also shows that Delhi recorded its widest geographical spread of ozone exceedance in the past five years this summer, with south Delhi and northwest Delhi being the worst impacted.
Denne historien er fra June 18, 2025-utgaven av Hindustan Times Gurugram.
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