Search datasets
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This is a shapefile of the structure contours on top of the Rollins Sandstone Mbr. in the southern Piceance Basin coal assessment area.
Search relevance: 1.00 | Views last month: 13 | Catalog Last Checked: May 05, 2026 at 08:58 PM -
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 Williams Fork...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: May 05, 2026 at 09:32 PM -
This is a shapefile of the structure contours on top of the Trout Creek Sandstone Mbr.in the Yampa coal field, northwestern Colorado.
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This digital dataset was created as part of a U.S. Geological Survey hydrologic resource assessment and development of an integrated numerical hydrologic model of the hydrologic system of the...
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This digital data release presents subsurface data from multiple geologic units that were part of a previous study of the regional subsurface structural configuration of the Powder River Basin in...
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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 which resources were...
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These are shapefiles and ARC/INFO polygon coverages showing the isopachs of total net coal in beds greater than or equal to 1 ft thick for the Cameo/Fairfield coal group and for the Cameo/Wheeler,...
Search relevance: 1.00 | Views last month: 8 | Catalog Last Checked: May 05, 2026 at 09:23 PM -
These are shapefiles and coverages of data points used in the assessment of coal zones A, B, C, and D in the Yampa coal field, northwestern Colorado. There are four separate shapefiles, one for...
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This is a shape file and coverage of the top of the Rollins Sandstone Member. It outlines the area underlain by the coal-bearing Cameo/Fairfield coal group in the southern Piceance Basin coal...
Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: May 05, 2026 at 09:32 PM -
These are shapefiles and coverages that outline the areas underlain by the A, B, C, and D coal zones in the Yampa coal field. They delimit the area within which resources were calculated and...
Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: May 05, 2026 at 08:25 PM -
Cell maps for each oil and gas assessment unit were created by the USGS to illustrate the degree of exploration, type of production, and distribution of production in an assessment unit or...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: May 05, 2026 at 09:28 PM -
Final unioned polygon coverages and shapefiles used to calculate coal resources of the A through G coal zones, Danforth Hills coal field, northwestern Colorado. Danafing was used for the A coal...
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These are shape files of final unioned polygon coverages used to calculate coal resources of the B and D coal zones, Lower White River coal field, Deserado assessment area, northwestern Colorado....
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This is a shapefile and unioned polygon ownership coverage used to calculate coal resources of the A through D coal zones, Yampa coal field, northwestern Colorado. Polygons that have been combined...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: May 05, 2026 at 10:07 PM -
Land status and Federal mineral ownership in the Danforth Hills coal field, northwestern Colorado. Polygons that make up the ownership coverage include counties, 7.5' quadrangles, townships,...
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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 B and D coal zones, Deserado coal area, Lower White...
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The Upper Colorado River Basin has a drainage area of about 113,500 square miles in western Colorado, eastern Utah, southwestern Wyoming, northeastern Arizona, and northwestern New Mexico. In the...
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This is a shapefile and point coverage of 627 data points used in the assessment of coal in the southern Piceance Basin study area. Information in this file includes x, y location and point...
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The Assessment Unit is the fundamental unit used in the National Assessment Project for the assessment of undiscovered oil and gas resources. The Assessment Unit is defined within the context of...
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Publicly available well locations in the Danforth Hills coal field with x, y, and coal-thickness data from the StratiFact database.
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: May 05, 2026 at 10:15 PM
