空氣質量預報
空氣品質數據提供者: the Washington State Department of Ecology (ecy.wa.gov) and Air Now - US EPA (airnow.gov)
請注意,PM 2.5 (細顆粒物)的測量值取自該站: 7th Ave, Marysville, Washington and the measurement for O3 (ozone) are taken from the station: S Second St, Mt Vernon, Washington and the measurement for CO (carbon monoxide) are taken from the station: Town Center, Lake Forest Park, Washington