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Réglementation et droit · 04/10/20001 min de lecture
Approval and Promulgation of Implementation Plans and Designation of Areas for Air Quality Planning Purposes: Washington
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Résumé
Environmental Protection Agency (EPA) approves the Thurston County, Washington PM-10 area maintenance plan and redesignation request from nonattainment to attainment as revisions to the Washington State Implementation Plan. PM-10 air pollution is suspended particulate matter with a diameter less than or equal to a nominal ten micrometers.
Langue originale de la source: Federal Register — All DocumentsOuvrir le communiqué original →