Columbus experienced first 'unhealthy' ozone day in over a decade, report says

COLUMBUS, Ohio (WCMH) -- There is a new report out from the Mid-Ohio Regional Planning Commission, which shows that the overall air quality throughout central Ohio decreased from 2024 to 2025. The annual end of season air quality report showed 76% of days saw "Good" ozone levels. But overall "Good" days dropped from 65% to [...]