917  
AEUS71 KLWX 242036  
AQILWX  
MD DEPT OF ENVIRONMENT AND VA DEPT OF ENVIRONMENTAL QUALITY  
RELAYED BY NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
435 PM EDT FRI MAR 24 2017  
 
THE AIR QUALITY FORECAST FOR NORTHERN VIRGINIA AND FREDERICK  
COUNTY VIRGINIA IS PROVIDED BY THE VIRGINIA DEPARTMENT OF  
ENVIRONMENTAL QUALITY. THE AIR QUALITY FORECAST FOR THE DC  
METRO IS PROVIDED BY THE METROPOLITAN WASHINGTON COUNCIL OF  
GOVERNMENTS. AIR QUALITY FORECAST FOR MARYLAND IS PROVIDED  
BY THE MARYLAND DEPARTMENT OF ENVIRONMENT.  
 
DCZ001-MDZ004-503-504-013-016>018-VAZ505-506-052>054-252000-  
DISTRICT OF COLUMBIA-FREDERICK MD-MONTGOMERY-PRINCE GEORGES-  
CHARLES-ST. MARYS-CALVERT-LOUDOUN-  
PRINCE WILLIAM/MANASSAS/MANASSAS PARK-FAIRFAX-  
ARLINGTON/FALLS CHURCH/ALEXANDRIA-  
435 PM EDT FRI MAR 24 2017  
 
THE FORECAST SATURDAY FOR THE DC METRO AREA IS CODE LEVEL  
YELLOW...WHICH IS MODERATE...AND MEANS PEOPLE UNUSUALLY SENSITIVE  
TO AIR POLLUTION MAY BE MILDLY AFFECTED. PRIMARY POLLUTANT  
WILL BE PARTICLES.  
 
FOR MORE INFORMATION ON GROUND-LEVEL OZONE AND FINE  
PARTICLES...VISIT WWW.CLEANAIRPARTNERS.NET.  
 

 
 
MDZ005-006-011-507-508-505-506-014-252000-  
CARROLL-NORTHERN BALTIMORE-HARFORD-HOWARD-SOUTHERN BALTIMORE-  
ANNE ARUNDEL-  
435 PM EDT FRI MAR 24 2017  
 
THE FORECAST SATURDAY FOR THE BALTIMORE METRO AREA IS CODE LEVEL  
YELLOW...WHICH IS MODERATE...AND MEANS PEOPLE UNUSUALLY SENSITIVE  
TO AIR POLLUTION MAY BE MILDLY AFFECTED. PRIMARY POLLUTANT  
WILL BE PARTICLES.  
 
FOR MORE INFORMATION ON GROUND-LEVEL OZONE AND FINE  
PARTICLES...VISIT WWW.MDE.STATE.MD.US/AIR.  
 

 
 
MDZ001-003-501-502-252000-  
GARRETT-WASHINGTON-EXTREME WESTERN ALLEGANY-  
CENTRAL AND EASTERN ALLEGANY-  
435 PM EDT FRI MAR 24 2017  
 
THE FORECAST SATURDAY FOR WESTERN MARYLAND IS CODE LEVEL  
YELLOW...WHICH IS MODERATE...AND MEANS PEOPLE UNUSUALLY SENSITIVE  
TO AIR POLLUTION MAY BE MILDLY AFFECTED. PRIMARY POLLUTANT  
WILL BE PARTICLES.  
 
FOR MORE INFORMATION ON GROUND-LEVEL OZONE AND FINE  
PARTICLES...VISIT WWW.MDE.STATE.MD.US/AIR.  
 

 
 
VAZ028-WVZ052-053-252000-  
FREDERICK VA-BERKELEY-JEFFERSON-  
435 PM EDT FRI MAR 24 2017  
 
THE FORECAST SATURDAY FOR EASTERN WEST VIRGINIA...AND FREDERICK  
COUNTY VIRGINIA IS CODE LEVEL YELLOW...WHICH IS MODERATE...AND  
MEANS PEOPLE UNUSUALLY SENSITIVE TO AIR POLLUTION MAY BE MILDLY  
AFFECTED. PRIMARY POLLUTANT WILL BE PARTICLES.  
 
FOR MORE INFORMATION ON GROUND-LEVEL OZONE AND FINE  
PARTICLES...VISIT THE VIRGINIA DEQ AIR QUALITY WEB SITE AT  
WWW.DEQ.VIRGINIA.GOV.  
 

 
 
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