Flash flood in the Grand Canyon kills two, leaves dozens missing

A sudden monsoon downpour on Saturday sent torrents of water, rock and debris down the northern side of the Grand Canyon, overwhelming the popular Bright Angel trail and washing out campgrounds at Bright Angel Canyon and the historic Phantom Ranch. Two men were found dead, and rescuers have been hunting for a missing hiker ever since.

The incident matters because the canyon is one of the United States’ most visited natural attractions, drawing millions of tourists each year. The flood not only caused loss of life but also damaged critical infrastructure, including a major water pipeline that supplies drinking water and fire‑suppression resources to the park.

Rescue effort and missing hiker

According to Dave Black of the National Park Service, 82 people were rescued over the weekend. "There is one person unaccounted for that we know of right now," he told reporters in Grand Canyon Village, Arizona. The agency has been cross‑checking camping permits, licence‑plate records and family reports to confirm who was in the canyon when the flood struck.

"We are still actively searching… we are absolutely holding out hope that that person is still alive," Black said.

Day hikers do not need a permit to enter the canyon, which complicates the search. Ongoing rain on Monday hampered recovery, but officials expect clearer weather on Tuesday, allowing teams to broaden their sweep of the Bright Angel Creek corridor.

Infrastructure damage and future impact

The flood destroyed roughly 40 percent of the Transcanyon Waterline, a 12.5‑mile pipeline that runs from the Roaring Springs source on the North Rim to the South Rim. The park responded by imposing water restrictions in its most‑visited areas and banning wood and charcoal fires, fearing that limited water could hinder firefighting efforts.

Footbridges across Bright Angel Creek were also swept away, temporarily blocking hikers from crossing the creek. Despite the tragedy, the park remains open to visitors, though staff warn that sudden squalls can develop at any time during the monsoon season, which typically runs from July to mid‑September.

Authorities will continue to assess damage to the waterline and other facilities, and they are likely to review emergency‑response plans to better protect both visitors and the park’s delicate infrastructure in future storm events.