• The Niobrara National Scenic river comes alive with color in the fall.

    Niobrara

    National Scenic River Nebraska

Geologic Formations

Cracked Cliffs

Cracked Cliffs

NPS photo

The cliffs along the Niobrara River reveal millions of years of the earth's history. For a description of this geological "layer cake", click to download a PDF of our geology bulletin.



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Did You Know?

Surge flow usually occurs during winter and spring flows

The Niobrara exhibits an unusual pattern of wave action during higher water levels called surge flow. Waves up to three feet high form and migrate upriver for short periods of time before disappearing. Click "More" to visit the Niobrara National Scenic River "Hydrology" page. More...