After July 4th fireworks, D.C. air quality drops to "very unhealthy" levels

Corroborated by 2 sources from 2 publishers

globalhealth8h ago

TL;DR

Reports differ across sources; according to cbsnews.com, air quality alerts in and around D.C.

Forbes Business

https://www.forbes.com/sites/zacharyfolk/2026/07/05/dc-air-quality-reaches-code-purple-after-fireworks-and-heat-wave

CBS News U.S.

https://www.cbsnews.com/news/air-quality-alerts-dc-very-unhealthy-pollution-levels-july-4th-fireworks