This dataset is a polygon coverage of counties limited to the extent of the Pocahontas No. 3 coal bed resource areas and attributed with original resource values...
Cell maps for each Paleogene oil and gas assessment unit and each Cretaceous-Tertiary coalbed gas assessment unit were created by the USGS to illustrate the degree of exploration, type of production,
These ArcView shapefiles contain representations of the public drill holes in the Ferris coal zones in the Ferris coalfield, Hanna Basin, Wyoming. These datasets were created specifically for the Nati
This ArcView shape file contains a representation of the Johnson-107 coal zone overburden in the South Carbon coalfield, Carbon Basin, Wyoming. This theme was created specifically for the National Coa
