Weather & Science

New York City’s Air Quality Unhealthy for Sensitive Groups

  • Forest fires still raging across Canada send smoke south
  • Midwest, Northeast start the week with falling air quality

The Manhattan skyline in New York City.

Photographer: Ed Jones/AFP/Getty Images
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Air quality across New York City and Washington is unhealthy for sensitive groups, along with other major US cities along the Interstate 95 corridor and worse in Pittsburgh and across the Midwest.

Air quality index in Manhattan reached 142, just below the 151- to 200-point range where it would be considered unhealthy for all, according to the Environmental Protection Agency’s AirNow.gov. It has reached 138 in Washington and 122 in Philadelphia.