THE AIR QUALITY FORECASTS FOR NORTHERN VIRGINIA AND FREDERICK
COUNTY VIRGINIA ARE 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 FORECASTS FOR MARYLAND ARE PROVIDED
BY THE MARYLAND DEPARTMENT OF ENVIRONMENT.

MDZ005>007-010-011-014-212000-
CARROLL-NORTHERN BALTIMORE-HARFORD-HOWARD-SOUTHERN BALTIMORE-
ANNE ARUNDEL-
426 PM EDT MON MAY 20 2013



THE FORECAST TUESDAY 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 OZONE.

FOR MORE INFORMATION ON GROUND-LEVEL OZONE AND FINE
PARTICLES...VISIT WWW.MDE.STATE.MD.US/AIR...OR CALL THE MARYLAND
AIR QUALITY HOTLINE AT 410-537-3247.