325  
AEUS71 KPBZ 192030  
AQIPBZ  
 
AIR QUALITY FORECAST  
PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL PROTECTION  
RELAYED BY NATIONAL WEATHER SERVICE PITTSBURGH PA  
430 PM EDT TUE OCT 19 2021  
 
AIR QUALITY FORECASTS FOR PENNSYLVANIA ARE PROVIDED BY THE  
PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL PROTECTION.  
 
PAZ014-020>022-029-073>076-202000-  
ALLEGHENY-BUTLER-BEAVER-ARMSTRONG-WASHINGTON-WESTMORELAND-FAYETTE-  
430 PM EDT TUE OCT 19 2021  
 
THE FORECAST FOR WEDNESDAY IN PITTSBURGH IS CODE YELLOW, WHICH  
IS MODERATE, AND MEANS THAT PEOPLE UNUSUALLY SENSITIVE TO AIR  
POLLUTION MAY BE MILDLY AFFECTED. THE PRIMARY POLLUTANT WILL  
BE FINE PARTICLES.  
 
FOR MORE INFORMATION ON GROUND-LEVEL OZONE AND  
FINE PARTICLES, VISIT HTTP://WWW.AIRNOW.GOV AND  
HTTPS://WWW.AHS.DEP.PA.GOV/AQPARTNERSWEB/  
 

 
 
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