• Spires of Cedar Mesa sandstone in Chesler Park (Needles District)

    Canyonlands

    National Park Utah

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  • Some unpaved roads are closed

    Recent rains have caused extensive damage to some roads in the Needles District and some of the roads into the Maze District. More »

  • Safety in Bear Country

    Black bears have been seen in the Needles, Maze, and along the Colorado River. Be alert and store food and garbage properly: in hard-sided, latched containers (or your vehicle) when not being prepared or consumed. More »

  • New backcountry requirements in effect

    Hard-sided bear containers are required for backpackers in parts of the Needles District. More »

Curtis Formation

The light-colored, grayish-green layer in the middle of the escarpment is the Curtis Formation (below the Sommerville).
The light-colored, grayish-green layer in the middle of the escarpment is the Curtis Formation (below the Sommerville).
NPS photo by Gary Cox
 

This layer does not occur in Canyonlands, but may be seen in nearby Capitol Reef National Park.

Deposited:
Mid to late Jurassic (144 to 208 million years ago)

Depositional Environment:
Shallow marine

Appearance:
Sandstone, shale and gypsum forms slopes

Example:
Exposed along the Green River

Did You Know?

Spanish Bottom on the Colorado River

At Spanish Bottom on the Colorado River, scientists discovered 260 feet of sediment below the water's surface. This could make Cataract Canyon one of the most actively filling canyons in the world. More...