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WA counties ranked by air quality There is also county-specific data used for the study. In the one-year period used for the study, most Washington counties had AQI readings available on 181 days.
The Puget Sound Clean Air Agency is a local clean air agency that partners with the EPA and the state government to regulate air pollution in Pierce, King, Kitsap, and Snohomish counties in the state of Washington. [1] They are headquartered in Seattle Washington.
The Department of Ecology began a vehicle inspection program in 1982, requiring vehicles registered within the state to be inspected for emissions quality. The program ended on December 31, 2019, following a 14-year phase-out approved by the state legislature in 2005 as air quality in Washington cities had improved to above federal standards.
The Canadian Air Quality Health Index, measured on a scale of one to 10-plus with 10 as "very high risk", is based on measurements of "ozone at ground level, particulate matter and nitrogen dioxide". [43] [44] By Wednesday the third day of the thick haze of smoke, air quality in Calgary scored 17. [45] [46]
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Get the Brewster, WA local weather forecast by the hour and the next 10 days.
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US counties that are designated "nonattainment" for the Clean Air Act's NAAQS, as of September 30, 2017. The U.S. National Ambient Air Quality Standards (NAAQS, pronounced / ˈ n æ k s / naks) are limits on atmospheric concentration of six pollutants that cause smog, acid rain, and other health hazards. [1]