An official website of the United States government
Here's how you know
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Maps showing locations of holes drilled in 1951 to 1953 by U.S. Geological Survey, Spring Creek Mesa and San Miguel bench areas, Uravan district, Montrose County, Colorado
Maps showing locations of holes drilled in 1951 to 1953 by U.S. Geological Survey, Spring Creek Mesa and San Miguel bench areas, Uravan district, Montrose County, Colorado