Pollution in Allegheny County still poses a significant threat, making the air we breathe dirty and people in our communities sick. Foul odors outside may indicate a serious pollution problem in your area. Smell PGH is a new app that allows you you to report foul odors directly to the Allegheny County Health Department (ACHD) so they can better monitor and act on these incidents of bad smelling air. Be part of cleaning up the air in our neighborhoods. Download the app and learn more at: smellpgh.org