• View of Grand Canyon National Park at sunset from the South Rim

    Grand Canyon

    National Park Arizona

There are park alerts in effect.
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  • Expect Isolated Afternoon and Evening Thunderstorms Through the Weekend

    Monsoonal weather patterns have moved into the Grand Canyon area decreasing fire danger. As a result, on Tuesday, July 8 at 8 a.m. fire managers lifted fire restrictions within Grand Canyon National Park. More »

  • Two Bats Collected in the Park Have Tested Positive for Rabies

    One on the North Kaibab Trail and the other at Tusayan Ruin/Museum. Any persons having physical contact with bats in Grand Canyon National Park, please call 928-638-7767. Rabies can be prevented if appropriate medical care is given following an exposure. More »

Publications

Management-Related

2014 Grand Canyon National Park Profile (451 kb PDF File)

2010 Grand Canyon National Park Foundation Statement
(760kb Pdf File)

For Grand Canyon statistics and facts go to Park Statistics.

The Administrative History of Grand Canyon National Park

Compendium Of Designations, Closures, Use and Activity Restrictions, Permit Requirements And Other Regulations.
Updated May 2014 (950 kb PDF file)

Superintendent’s Compendium 2014 Summary of Changes (216 kb PDF file)
Items that have been modified, added or deleted since the 2013 approval.

Grand Canyon National Park Evacuation Procedures
Updated April, 2014 (137kb PDF file)

At the Cornell University Law School web site can be found the Enabling Legislation for Grand Canyon National Park:



The following informational briefing is available as a PDF file:


Did You Know?

GRAND CANYON ROCKS

The more recent Kaibab limestone caprock, on the rims of the Grand Canyon, formed 270 million years ago. In contrast, the oldest rocks within the Inner Gorge at the bottom of Grand Canyon date to 1.84 billion years ago. Geologists currently estimate the age of Earth at 4.5 billion years.