1. Map of assessed continuous (unconventional) oil resources in the United States, 2014 Publication/Creation: Reston, Va. : U.S. Department of the Interior, U.S. Geological Survey, 2015 Format: Book Access & Availability: Loading
2. Map of assessed coalbed-gas resources in the United States, 2014 Publication/Creation: Reston, Va. : U.S. Department of the Interior, U.S. Geological Survey, 2014 Format: Book Access & Availability: Loading
3. Map of assessed tight-gas resources in the United States, 2014 Publication/Creation: Reston, Va. : U.S. Department of the Interior, U.S. Geological Survey, 2014 Format: Book Access & Availability: Loading
4. Map of assessed shale gas in the United States, 2012 Author/Creator: National Oil and Gas Resource Assessment Team (U.S.), cartographer Publication/Creation: [Reston, Va.] : U.S. Department of the Interior, U.S. Geological Survey, 2013 Format: Map Access & Availability: Loading
5. USGS interactive map of the Colorado Front Range infrastructure resources Publication/Creation: [Reston, Va.?] : U.S. Geological Survey, 2006 Format: Map Edition: Version 1.0. Access & Availability: Loading
6. Geologic assessment of coal in the Colorado Plateau : Arizona, Colorado, New Mexico, and Utah Publication/Creation: [Reston, Virginia] : U.S. Department of the Interior, U.S. Geological Survey, [2000] Format: Book Access & Availability: Loading