Residents of Washington, DC, on Sunday briefly experienced the worst air quality of any major city in the world, according to a company that ranks pollution globally, as the capital reckoned with the aftermath of a massive, 40-minute Fourth of July fireworks show.

The Fourth of July fireworks display in the capital impacted the amount of fine particulate matter in the atmosphere.

A "purple" air quality alert was issued for Washington, D.C., and surrounding areas, meaning pollution reached levels considered "very unhealthy."

Residents of Washington, DC, on Sunday briefly experienced the worst air quality of any major city in the world, according to a company that ranks pollution globally, as the…

Yesterday, Donald Trump’s July 4th finale — which was so poorly planned it didn’t take place until July 5th — looked less like a fireworks show and more like the end of the world.…

Les stations de surveillance de la capitale américaine ont noté une hausse des concentrations de polluants sous l'effet des feux d'artifice du 4 juillet. Selon la plateforme…

Les stations de surveillance de la capitale américaine ont noté une hausse des concentrations de polluants sous l'effet des feux d'artifice du 4 juillet. Selon la plateforme…

The US capital Washington saw its worst air quality of the year over the July 4th weekend, as smoke from a massive fireworks display sent pollution soaring to levels considered…

Le feu d'artifice géant tiré pour le 250e anniversaire des États-Unis, Washington a enregistré sa pire qualité de l'air de l'année.

Air quality across Washington, northern Virginia, and the surrounding suburbs had returned to the “moderate” range by Monday morning.

Washington briefly became the world’s most polluted major city after massive July 4 fireworks went off as part of the Trump administration’s celebrations.