พยากรณ์คุณภาพอากาศ
ข้อมูลคุณภาพอากาศจัดทำโดย: the Bureau of Air Quality, Pennsylvania's Department of Environmental Protection (dep.pa.gov) and Air Now - US EPA (airnow.gov)
Note that the measurements for NO2 (nitrogen dioxide) and SO2 (sulfur dioxide) are taken from the station: York, Pennsylvania