Washington, D.C., and the surrounding area were placed under a "Code Red" air quality alert on Sunday after a record-breaking Independence Day fireworks display filled the skies over the nation’s ...

WASHINGTON (DC News Now) — The Washington, D.C. area was under an air quality alert after a dazzling fireworks show lit up the nation’s capital to celebrate America’s 250th birthday on July Fourth.

Air quality alerts use color-coded categories to show when pollution levels may be unhealthy. Code Orange is unhealthy for sensitive groups, while Code Red is unhealthy for everyone. Code Purple means ...

An air quality alert was issued for the D.C. area by the Metropolitan Washington Council of Governments and District Department of Environment for Sunday. Officials issued a Code Purple for the ...

Pittsburgh was under a Code Red air quality alert on Thursday, July 16 due to wildfire smoke. The smoke originated from wildfires burning in Canada and Minnesota. A Code Red alert indicates unhealthy ...