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

    Canyonlands

    National Park Utah

There are park alerts in effect.
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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 »

Green River Formation

Green River formation
Utah Geological Survey photo
 

This layer does not occur in Canyonlands but may be seen while rafting the Green River through Desolation Canyon, driving Nine Mile Canyon near Wellington, UT, or exploring elsewhere in the southeast Uinta Basin.

Deposited:
Early Tertiary Period (1.6 to 66 million years ago)

Depositional Environment:
Lakes

Appearance:
Continuous grey/brown slopes of shale

Examples:
Uinta Basin in north-central Utah

Note:
The Green River Formation contains what might be the largest deposits of oil shale in the world.

Did You Know?

Biological Soil Crust

The dirt is alive! A living crust called "Biological Soil Crust" covers much of Canyonlands and the surrounding area. Composed of algae, lichens and bacteria, this crust provides a secure foundation for desert plants. Please stay on roads and trails to avoid trampling this important resource. More...