Air Quality Alert issued June 11 at 4:25PM EDT until June 12 at 10:15PM EDT by NWS

...AIR QUALITY ALERT IS IN EFFECT FOR FRIDAY JUNE 12... THE DELAWARE VALLEY REGIONAL PLANNING COMMISSION HAS ISSUED A CODE ORANGE AIR QUALITY ALERT FRIDAY FOR THE PHILADELPHIA METRO AREA. A CODE ORANGE AIR QUALITY ALERT MEANS THAT AIR POLLUTION CONCENTRATIONS WITHIN THE REGION MAY BECOME UNHEALTHY FOR

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