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Air Quality Alerts Extended Across Minnesota, Ohio, and Texas Due to Ozone Pollution

Sensitive groups are urged to limit outdoor activities as high ozone levels persist under sunny, warm conditions, with advisories now extended in Minnesota through Tuesday evening.

A smoky haze envelopes the skyscrapers and Rocky Mountains that usually can be seen as a backdrop to the city from a high-rise building Monday, Aug. 20, 2018, in Denver. Smoke from the countless wildfires burning in western Canada as well as the American West has forced the issuance of air quality alerts across the region. (AP Photo/David Zalubowski)
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Overview

  • Minnesota's air quality alert, initially set to expire Monday evening, has been extended through Tuesday for the Twin Cities metro, central, and western regions.
  • Ohio's advisory for ground-level ozone remains in effect until midnight Monday, covering eight counties including Cleveland and Akron areas.
  • Texas continues Ozone Action Days in major metro areas such as Dallas, Houston, and San Antonio, urging residents to adopt emission-reducing practices.
  • Ground-level ozone forms on hot, sunny days through chemical reactions involving vehicle and industrial emissions, posing health risks to sensitive groups.
  • Officials warn that further alerts may be issued if warm, stagnant weather conditions persist, with residents advised to monitor updates and take precautions.