Arlington’s air quality has reached Code Red levels again due to Canadian wildfire smoke

Air Quality Index reading as of 3 p.m. (via AirNow.gov)
The air quality in Arlington County has crossed into “Code Red” levels.
The county’s Air Quality Index (AQI), according to the federal government’s AirNow.gov website, was 151 as of 3 p.m., just past the 150 threshold for Code Red. That comes as a new round of Canadian wildfire smoke wafts into the area.
The AQI was in Code Orange levels earlier this afternoon. Code Red levels indicate that “some members of the