Pennsylvania Air Quality Forecasts and Current Conditions Summary
 
Click on the city name for more detailed information. FORECAST CURRENT
AQI
Thu
Dec 18
Fri
Dec 19
Altoona
 
  aqi not available
 
  aqi not available
28 28
Erie
 
  aqi not available
 
  aqi not available
40 40
Indiana County
 
  aqi not available
 
  aqi not available
17 17
Johnstown
 
  aqi not available
 
  aqi not available
24 24
Lehigh Valley
 
43 Good
 
47 Good
25 25
Liberty/Clairton area
 
35 Good
 
45 Good
28 28
Mercer County
 
  aqi not available
 
  aqi not available
34 34
Philadelphia
 
38 Good
 
38 Good
52 52
Pittsburgh
 
40 Good
 
45 Good
44 44
Scranton / Wilkes-Barre
 
  aqi not available
 
  aqi not available
35 35
State College
 
  aqi not available
 
  aqi not available
17 17
Susquehanna Valley
 
46 Good
 
49 Good
35 35
Williamsport
 
  aqi not available
 
  aqi not available
17 17