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This ArcView shapefile contains a polygon representing the boundary of the Powder River Basin based on a generalized contact of Cretaceous and Tertiary rocks. This theme was created specifically...
Search relevance: 1.00 | Views last month: 13 | Catalog Last Checked: August 01, 2026 at 04:30 AM -
This ArcView shapefile contains a polygon representation of the Wyodak-Anderson clinker in the Powder River Basin, Wyoming and Montana. This theme was created specifically for the National Coal...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: August 01, 2026 at 03:54 AM -
This ArcView shapefile contains a representation of the mine and lease boundaries in the Powder River Basin. This theme was created specifically for the National Coal Resource Assessment in the...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: August 01, 2026 at 05:14 AM -
This ArcView shapefile contains a representation of the total, net coal thickness in the Anderson-anyon coal zone, Decker coalfield, Montana. This theme was created specifically for the National...
Search relevance: 1.00 | Views last month: 8 | Catalog Last Checked: August 01, 2026 at 04:22 AM -
This ArcView shapefile contains a polygon representation of the total, net coal thickness map of the Rosebud-Robinson coal zone in the Colstrip coalfield (Powder River Basin) Montana. This theme...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: August 01, 2026 at 05:08 AM -
This ArcView shapefile contains a point representation of drill hole and outcrop data points in the coal resource assessment of the Rosebud-Robinson coal zone, Colstrip coalfield, Montana. This...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: August 01, 2026 at 05:56 AM -
This is land use and land coverage digital data collected by the U.S. Geological Survey. The data was converted to an ARC/INFO coverage by the Environmental Protection Agency. The individual...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: August 01, 2026 at 05:40 AM -
This ArcView shapefile contains a polygon representation of the Colstrip coalfield boundary and the Rosebud-Robinson coal zone resource assessment area.. This theme was created specifically for...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 04:18 AM -
This ArcView shapefile contains a polygon representation of the clinker in the Colstrip coalfield. This theme was created specifically for the National Coal Resources Assessment in the Northern...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 05:49 AM -
This shapefile contains a representation of the faults in the Sheridan, Decker, and Colstrip areas of the Powder River Basin, Wyomig and Montana. This theme was created specifically for the...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 05:48 AM -
This ArcView shapefile contains a polygon representation of the numerous themes in the Colstrip Coalfield. These themes are listed in the process steps. Its sole purpose is allow the users to...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 05:29 AM -
This theme is a digital point coverage showing the location of non-confidential drill hole data used in the assessment of total coal resources in the Anderson-Canyon coal zone, Decker coalfield,...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 04:43 AM -
This shapefile contains a polygon representation of the USGS-BLM Coal Bed Methane Project Area, new environmental impact statement area in the Powder River Basin. This theme was created...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 05:55 AM -
This shapefile contains a representation of the overburden above the Wyodak-Anderson coal zone. This theme was created specifically for the National Coal Resource Assessment in the Northern Rocky...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 04:18 AM -
This ArcView shapefile contains a line (arc) representation of the Robinson coal bed outcrop. This theme was created specifically for the National Coal Resources Assessment in the Northern...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 04:36 AM -
The following report summarizes the dating results from the Natural Trap Cave 2018-2019 dating project. Within this report, we detail the methodology used by the USGS Luminescence Geochronology...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 05:53 AM -
This ArcView shapefile contains a representation of the Decker coalfield boundary. This theme was created specifically for the National Coal Resources Assessment in the Northern Rocky Mountains...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 04:26 AM -
This ArcView shapefile contains a polygon representation of the overburden to the base of the Rosebud-Robinson coal zone, Colstrip coalfield (Powder River Basin), Montana. This theme was created...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 05:05 AM -
This ArcView shapefile contains a polygon representation of Native American Tribal boundaries within the Powder River Basin. This theme was created specifically for the National Coal Resource...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 03:32 AM -
This ArcView shapefile contains a polygon representation of numerous themes associated with the Wyodak-Anderson coal zone. The purpose for this theme is to allow the user to perform...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 04:11 AM
