Page 4 - Code Maroon News Today

You may want to pull out you K-N95 mask. Northern Virginia's air quality has reached a hazardous level, a Code Maroon.

Here's when wildfire smoke and haze should clear out from Pennsylvania, New Jersey and Delaware.

Smoke from Canadian wildfires continues to shroud DC. Here's a look at monuments and neighborhoods around the city.

The Verge snapped some photos of the apocalyptic scene in the Big Apple yesterday — from amber skies to desolate streets. To stay updated, you can follow the EPA’s air quality monitoring tool AirNow. Its forecast for Thursday is still bad — not quite a Code Maroon (hopefully) but a Code Red for “unhealthy” air.

Philadelphia had the worst air quality of any city in the world on Wednesday night, as levels hit 447 on the EPA's air quality index, reaching a Code Maroon. But a meteorologist with the National Weather Service said the 'worst is behind us' as conditions improved Thursday morning to a Code Purple.

The Lehigh Valley has been under Air Quality Action Days this week, with another forecast Friday, due to smoke from Canadian wildfires. Here's what each color-coded warning means.

Smoke from wildfires in Canada choked New York City, causing some of the worst pollution in decades. The Verge photographed the disaster.

Smoke from the wildfires burning in Canada is threatening the health of millions of people -- even non-vulnerable populations with no preexisting conditions.

The "All Clear" alert was issued at 3 p.m. after officials searched the White Creek Apartments and Nuclear Magnetic Resonance Facility areas.

The "All Clear" alert was issued at 3 p.m. after officials searched the White Creek Apartments and Nuclear Magnetic Resonance Facility areas.