A Field Conference on Impacts of Coalbed Methane Development in the Powder River Basin, WY
http://pubs.usgs.gov/of/2001/ofr-01-126/road_log41.html

U.S. Geological Survey


A field trip guide and road log from Casper through midwest Wyoming is provided on this site. Brief discussions of key stratigraphic units, sedimentary basins, structures and economic resources within the region are provided. Maps and stratigraphic correlation charts accompany the text as figures. Topics include select Cretaceous and Tertiary stratigraphic units, the Hartville Uplift, Casper Arch, Tisdale Mountain Anticline, and Laramide deformation. Links to other reports and additional information are also provided.

This resource is referenced here:
Subject: Geoscience:Geology
Focus on the Cretaceous: Economic Resources, Stratigraphy
Topics: Human Dimensions/Resources, Earth surfaceKeywords: Hell Creek Formation, Mesaverde Formation, Lewis Shale, Frontier Formation, Lance Formation, Fox Hills Formation, Cody Shale