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
Sun
Dec 21
Mon
Dec 22
Altoona
aqi not available
aqi not available
75 
Erie
aqi not available
aqi not available
69 
Indiana County
aqi not available
aqi not available
15 
Johnstown
aqi not available
aqi not available
97 
Lehigh Valley
62 
70 
95 
Liberty/Clairton area
75 
80 
62 
Mercer County
aqi not available
aqi not available
75 
Philadelphia
63 
89 
117 
Pittsburgh
80 
70 
82 
Scranton / Wilkes-Barre
aqi not available
aqi not available
32 
State College
aqi not available
aqi not available
42 
Susquehanna Valley
69 
80 
96 
Williamsport
aqi not available
aqi not available
23