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The EPA recently moved Phoenix up in ozone non-attainment levels, from marginal to moderate. City officials are worried they won’t meet attainment by 2024, when the restrictions get tight and some businesses may not be able to operate.
Saturday is New Year’s Eve, and the Arizona Department of Environmental Quality is asking residents to limit lighting fireworks through the rest of the weekend. Meteorologist Matt Pace says there is a PM 2.5 high pollution advisory for Saturday and Sunday. The fireworks expected on New Year's Eve can only make it worse.
If you’ve stepped outside this week, you may have noticed more haze than usual. That is pollution from smoke, tailpipes and power plants.Lower temperatures and the holidays play a role.Maricopa County issued a no burn day on Monday due to unhealthy levels of fine particulate matter. During winter, cold air temperatures generally keep fine particulates in lower elevations,
While heat is predictable, the monsoon is a little harder to pinpoint.