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Grand Canyon’s Dragon Bravo megafire shows the growing wildfire threat to water systems

  • Written by Faith Kearns, Scientist and Director of Research Communication for the Arizona Water Innovation Initiative, Arizona State University
imageTourists watch smoke from the Dragon Bravo wildfire float through the Grand Canyon.Scott Olson/Getty Images

As wildfire crews battled the Dragon Bravo Fire on the Grand Canyon’s North Rim in July 2025, the air turned toxic.

A chlorine gas leak had erupted from the park’s water treatment facility as the building burned, forcing...

Read more: Grand Canyon’s Dragon Bravo megafire shows the growing wildfire threat to water systems

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