Pennsylvania Air Quality Forecasts and Current Conditions Summary
 
Click on the city name for more detailed information. FORECAST CURRENT
AQI
Tue
Mar 31
Wed
Apr 1
Altoona
 
  aqi not available
 
  aqi not available
22 22
Erie
 
  aqi not available
 
  aqi not available
 
Indiana County
 
  aqi not available
 
  aqi not available
 
Johnstown
 
  aqi not available
 
  aqi not available
39 39
Lehigh Valley
 
48 Good
 
40 Good
22 22
Liberty/Clairton area
 
  aqi not available
 
22 Good
 
Mercer County
 
  aqi not available
 
  aqi not available
38 38
Philadelphia
 
  aqi not available
 
39 Good
39 39
Altoona
 
22 Good
 
22 Good
22 22
Altoona
 
  aqi not available
 
  aqi not available
 
Altoona
 
  aqi not available
 
  aqi not available
 
Altoona
 
48 Good
 
22 Good
22 22
Altoona
 
  aqi not available
 
40 Good
47 47