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Land use and land cover in the Powder River Basin area (prblulcg.shp)
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.... -
Ground conductivity measurements at selected National Wildlife Refuges: Hanse...
Shallow subsurface electrical conductivity was mapped at Hansen National Wildlife Refuge (NWR) in northeast Montana using the DUALEM421 electromagnetic sensor (Dualem, Inc., ON,... -
Wyodak-Anderson coal zone study limit in the Powder River Basin, Wyoming and ...
This ArcView shapefile contains a polygon representing the study area for the Wyodak-Anderson coal zone in the Powder River Basin, Wyoming and Montana. This theme was created... -
Unioned layer for the Wyodak-Anderson coal zone in the Powder River Basin, Mo...
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... -
Ground conductivity measurements at selected National Wildlife Refuges: North...
Shallow subsurface electrical conductivity was mapped at Northeast National Wildlife Refuge (NWR) in northeast Montana using the DUALEM421 electromagnetic sensor (Dualem, Inc.,... -
Trace elements, stratigraphic data, and proximate analysis samples in the Wyo...
This ArcView shapefile contains a point representation of the trace elements, stratigraphic data, and the proximate analysis samples in the Wyodak-Anderson Coal Zone. This theme... -
Ground conductivity measurements at selected National Wildlife Refuges: Bigsl...
Shallow subsurface electrical conductivity was mapped at Bigslough National Wildlife Refuge (NWR) in northeast Montana using the DUALEM421 electromagnetic sensor (Dualem, Inc.,... -
Geology of the Powder River Basin, 1999 National Coal Resource Assessment (pr...
This ArcView shapefile contains a polygon representation of the generalized geology of the Powder River Basin (Montana and Wyoming). This theme was created specifically for the... -
Faults in the Powder River Basin area, 1999 National Coal Resource Assessment...
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... -
Ground conductivity measurements at selected National Wildlife Refuges: Hanse...
Shallow subsurface electrical conductivity was mapped at Hansen National Wildlife Refuge (NWR) in northeast Montana using the DUALEM421 electromagnetic sensor (Dualem, Inc., ON,... -
Wyodak-Anderson mine and lease areas in the Powder River Basin, Wyoming and M...
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... -
Powder River Basin boundary, 1999 Coal Resource Assessment (prbbndg.shp)
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... -
Ground conductivity measurements at selected National Wildlife Refuges: Raben...
Shallow subsurface electrical conductivity was mapped at Rabenberg National Wildlife Refuge (NWR) in northeast Montana using the DUALEM421 electromagnetic sensor (Dualem, Inc.,... -
Sheridan coalfield boundary, Wyoming, 1999 Coal Assessment (shrbndg.shp)
This ArcView shapefile contains a polygon representation of the Sheridan coalfield boundary. This theme was created specifically for the National Coal Resource Assessment in the... -
Ground conductivity measurements at selected National Wildlife Refuges: Bigsl...
Shallow subsurface electrical conductivity was mapped at Bigslough National Wildlife Refuge (NWR) in northeast Montana using the DUALEM421 electromagnetic sensor (Dualem, Inc.,...