Philadelphia
 
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
 
Local Air Quality Resources
Current Air Quality Index | Forecast | Ozone Action Program
 
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
Air Quality Forecast
Today's High Tomorrow's High
Air Quality Index (AQI)
64 
Moderate
Health Message: Unusually sensitive people should consider reducing prolonged or heavy exertion outdoors.
Air Quality Index (AQI)
67 
Moderate
Health Message: Unusually sensitive people should consider reducing prolonged or heavy exertion outdoors.
AQI - Pollutant Details
Ozone
64 
Moderate
Particles (PM2.5)
53 
Moderate
Ozone
67 
Moderate
Particles (PM2.5)
55 
Moderate
Forecast Discussion: Sunny, warm and humid on Monday. Strong southwest winds will provide good ventilation. Both ozone and particle concentrations will reach the Moderate range. The first in a series of weak frontal boundaries crosses the I-95 Corridor on Tuesday morning with a second following on Wednesday. Air quality will be in the lower Moderate range both days. -Ryan

Current Conditions
Air Quality Index (AQI)
observed at 22:00 EDT
55
Moderate
Health Message: Unusually sensitive people should consider reducing prolonged or heavy exertion.
AQI - Pollutant Details
Particles (PM2.5) 55 Moderate
Ozone 39 Good

Past Air Quality Maps and Data
Yesterday's Maps and Data
Air Quality Maps Archives (by region)

E-Mail Notification
 
Pennsylvania Air Quality Partnership Email