Air Quality Trends Reports

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NOACA issues yearly reports to present information on air quality trends in Ashtabula, Cuyahoga, Geauga, Lake, Lorain, Medina, Portage, and Summit counties for the six criteria pollutants: carbon monoxide, lead, nitrogen dioxide, ozone, particulate matter, and sulfur dioxide. View the reports here.

Air Quality Trends Reports:

 

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