Pennsylvania
 
Data courtesy of:
 

 
AQI: Good (0 - 50) AQI: Moderate (51 - 100) AQI: Unhealthy for Sensitive Groups (101 - 150) AQI: Unhealthy (151 - 200) AQI: Very Unhealthy (201 - 300) AQI: Hazardous(301 - 500) Action DayAction Day
 
State Air Quality Resources
Air Quality Partnership of Lehigh Valley - Berks
Air Quality Partnership of the Delaware Valley
Air Quality Partnership of the Susquehanna Valley
American Lung Association (ALA) of Pennsylvania
PA Allergy & Asthma Association
Pennsylvania DEP - BAQ - Contacts
Pennsylvania DEP - BAQ - Current Air Quality Index (AQI) by Area
Pennsylvania DEP - Bureau of Air Quality (BAQ)
Pennsylvania DEP – Air Quality Forecast Home Page
Pennsylvania DEP – Home Page
Southwest PA Air Quality Partnership
Click on the city name for more detailed information.

printable summary
FORECAST CURRENT
AQI
Sat
Jul 4
Sun
Jul 5
Altoona
44 
aqi not available
 
Erie
45 
aqi not available
 
Indiana County
46 
aqi not available
 
Johnstown
43 
aqi not available
 
Lehigh Valley
61 
aqi not available
 
Liberty/Clairton area
55 
aqi not available
 
Mercer County
47 
aqi not available
 
Philadelphia
57 
aqi not available
 
Pittsburgh
60 
aqi not available
 
Scranton / Wilkes-Barre
39 
aqi not available
 
State College
39 
aqi not available
 
Susquehanna Valley
63 
aqi not available
 
Williamsport
38 
aqi not available