At least 1 dead, more than a dozen missing at Grand Canyon after extreme flash flooding

The useful part

At least one person is dead and more than a dozen others are missing or unaccounted for, park officials said, after flash floods overwhelmed a remote area of the Grand Canyon Sunday. The biggest threat of flash flooding on Monday is set to be just north of the Grand Canyon. The catastrophic flooding prompted the National Park Service to cancel or bar all overnight stays, and impose water conservation measures.

How it works

• Service is asking for information about anyone who may have been hiking or backpacking along Bright Angel Creek in Arizona, as well as campers with plans to stay at Phantom Ranch or the Bright Angel Campground.
• Officials are also trying to track down travelers who might have been stranded along the North Kaibab Trail.
• All park concessions will halt overnight accommodations during the peak visitor season and water restrictions on the South Rim will begin as of noon on Monday, the NPS said.
• "The waterline is currently not operational, leaving the park with limited water reserves and requiring significant water conservation measures to ensure available supplies can be maintained," the service said.
• Service warned that the threat of flash flooding in all of northern and central Arizona remai...

Details worth keeping

Forecasters warned that more flash flooding was possible on Monday. The flooding is already restricting the visitors' use of the canyon.