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
Feb 6
Sun
Feb 7
Altoona
aqi not available
aqi not available
37 
Erie
aqi not available
aqi not available
41 
Indiana County
aqi not available
aqi not available
32 
Johnstown
60 
aqi not available
60 
Lehigh Valley
55 
55 
55 
Liberty/Clairton area
30 
60 
30 
Mercer County
41 
37 
41 
Philadelphia
49 
74 
49 
Pittsburgh
55 
65 
55 
Scranton / Wilkes-Barre
32 
aqi not available
32 
State College
aqi not available
aqi not available
 
Susquehanna Valley
65 
76 
76 
Williamsport
aqi not available
28 
28 
Note: Values above 500 are considered Beyond the AQI. Follow recommendations for the Hazardous category. Additional information on reducing exposure to extremely high levels of particle pollution is available here.