Skip to main content
U.S. flag

An official website of the United States government

This site is currently in beta, and your feedback is helping shape its ongoing development.

Photogrammetric data collected by drone for hydrogeologic analysis of the Coal Creek beaver-impacted corridor near Crested Butte, Colorado

Published by U.S. Geological Survey | Department of the Interior | Metadata Last Checked: January 27, 2026 | Last Modified: 2020-08-18T00:00:00Z
This page provides access to visual image data and derivative products collected along a beaver-impacted section of Coal Creek on July 31 of 2018. This page may be updated in the future with additional data and analysis related to drone-based imaging.

data.gov

An official website of the GSA's Technology Transformation Services

Looking for U.S. government information and services?
Visit USA.gov