Air Quality AlertAir Quality Alert issued September 17 at 4:30PM EDT by NWS Pittsburgh PA Sep 17, 4:30 PM → Sep 18, 4:00 PM The Pennsylvania Department of Environmental Protection hasissued a code ORANGE air quality alert for Thursday, includingthe greater Pittsburgh region, including Allegheny, Butler,Beaver, Armstrong, Washington, Westmoreland and Fayette counties.A code ORANGE air quality alert means that air pollutionconcentrations within the region may become unhealthy forsensitive groups. Sensitive groups include children, the elderly,and people suffering from asthma, heart disease, or other lungdiseases. The effects of air pollution can be minimized byavoiding outdoor exercise or strenuous activity.For more information on ground-level ozone andfine particles, visit http://www.airnow.gov andhttps://www.ahs.dep.pa.gov/AQPartnersWeb/ Updated: Sep 17, 8:23 PM Source: NWS Alert