hoặc để chúng tôi tìm trạm quan trắc chất lượng không khí gần bạn nhất |
Air Quality Data provided by the Air Quality in Virginia (deq.virginia.gov)
Note that the measurements for PM2.5 (fine particulate matter) and PM10 (respirable particulate matter) are taken from the station Ashburn - Broad Run High School, Northern Virginia and the measurements for SO2 (sulfur dioxide) and CO (carbon monoxide) are taken from the station Lee District Park - Fairfax County, Northern Virginia