435 datasets found

These are shapefiles and coverages that represent areas of combined State and Federal coal leases and mined-out areas in the Yampa coal field. Yamaleasg contains polygons for...

This is a shapefile and the final unioned polygon coverage used to calculate coal resources of the Fruitland Formation, San Juan Basin coal assessment area, Colorado and New...

Geologic units of the Lower White River coal field. The original scale is 1 : 500000. The Deserado coal area was modified using 1 : 24,000-scale geologic maps.

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...

These are shapefiles and ARC/INFO polygon coverages showing the isopachs of total net coal in beds greater than or equal to 1.2' thick for the A, B, C, and D coal zones in the...

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...

This dataset portrays the boundary of the Regions as defined for the National Coal Resource Assessment Project.

This ArcView shapefile contains a polygon representation of the net coal thickness of the Knobloch coal resource unit, Ashland coalfield, Montana. This theme was created...

This ArcView shapefile contains a polygon representation of the land use/land cover in the Hanna and Carbon Basins, Wyoming. This shapefile was created as part of the National...

This dataset is a polygon coverage of counties limited to the extent of the Upper Freeport coal bed resource areas and attributed with statistics on these coal quality...

This is a shapefile and coverage of the structure contours on top of the Huerfanito Bentonite bed, San Juan Basin Colorado and New Mexico.

This ArcView shapefile contains a representation of the Big Horn basin boundary. This theme was created specifically for the National Coal Resources Assessment in the Northern...

This ArcView shapefile contains a representation of the Johnson-107 coal zone net coal thickness. The Johnson-107 coal zone is in the South Carbon coalfield in the Carbon Basin,...

This ArcView shapefile contains a polygon representation of numerous themes associated with the Johnson-107 coal zone in the South Carbon coalfield, Carbon Basin, Wyoming. The...

This is a polygon coverage of the outcrop of the John Henry Member of the Straight Cliffs Formation east of 112 degrees of longitude in the Kaiparowits Plateau, southern Utah....

This dataset is a polygon coverage of the resource areas of the Lower Kittanning coal zone. This dataset is the digital compilation of geologic and resource maps provided mostly...

This is a shapefile and ARC/INFO coverage depicting structure contours on top of the Star Point Sandstone, southern Wasatch Plateau, Utah.

This is a shapefile of the structure contours on top of the Pictured Cliffs Sandstone, San Juan Basin Colorado and New Mexicoa.

This dataset is a polygon coverage of counties limited to the extent of the Upper Freeport coal bed resource areas and attributed with original resources (millions of short...

This is a polygon file of the outcrop and area underlain by the Drip Tank Mb. of the Straight Cliffs Fm. (Upper Cretaceous) east of 112 degrees of longitude in the Kaiparowits...