...AIR QUALITY ACTION DAY IS IN EFFECT FROM 9 AM TUESDAY UNTIL 10 PM
TUESDAY...
THE PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL PROTECTION HAS ISSUED
AN AIR QUALITY ACTION DAY FOR THE FOLLOWING COUNTIES...
CUMBERLAND...DAUPHIN...LANCASTER...LEBANON...YORK.
VERY LIGHT SURFACE FLOW WILL CONTINUE TO TRAP FINE PARTICLE
POLLUTANTS CLOSE TO THE GROUND OVER THE NEXT 24 HOURS. THIS
NECESSITATES THE ISSUANCE OF AN AIR QUALITY ACTION DAY FOR THE DAY
TUESDAY ACROSS THE SUSQUEHANNA VALLEY. CONDITIONS SHOULD IMPROVE
TUESDAY NIGHT AS THE PRESSURE GRADIENT BETWEEN AN AREA OF HIGH
PRESSURE COMING EASTWARD FROM THE GREAT LAKES AND TROPICAL STORM IDA
INCREASES...ADVECTING A NORTHERLY FLOW OF CLEANER AIR INTO THE
REGION.
FOR ADDITIONAL INFORMATION...PLEASE VISIT THE PENNSYLVANIA
DEPARTMENT OF ENVIRONMENTAL PROTECTION BUREAU OF AIR QUALITY WEB
SITE AT WWW.DEP.STATE.PA.US/DEP/DEPUTATE/AIRWASTE/AQ.
$$