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| GIS Regional Data Download | |||||||||||||
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Unless otherwise
specified, GBCGE spatial data are in Lambert Conformable Conic Projection. |
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| Geothermal Data | Geochemical Data | Location Data | |||||||||||
| Geologic Data | Geophysical Data | Land Status Data | |||||||||||
| Geodetic Data | Favorability Data | Groundwater Data | |||||||||||
| Location Data | DESCRIPTION | FILE |
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| Great Basin Outline | Outline of the Great Basin with added buffer zone | Shapefile (12 kb) | gboutline | FGDC | ||||||
| Great Basin Counties | Outline of Great Basin with county boundaries | Shapefile (59 kb) | gb_counties | FGDC | ||||||
| Great Basin Inverted Mask | Mask covering areas outside of the Great Basin outline | Shapefile (15 kb) | gb_inver | FGDC | ||||||
| Great Basin Roads | Selected roads within the Great Basin | Shapefile (5.7 Mb) | gbroads | FGDC | ||||||
| Great Basin Towns | Selected towns and cities within the Great Basin | Shapefile (8 kb) | gbtowns | FGDC | ||||||
| Great Basin 7.5' Quadrangle Outlines | Outline of USGS 7.5' topographic quadrangles | Shapefile (2.9 Mb) | gbquads | FGDC | ||||||
| Great Basin 7.5' Quadrangle DRG's * | Links to various State and Federal agencies where the DRG's reside | Tiff image | Link | Web Page | ||||||
| Great Basin 7.5' Digital Elevation Models (DEM's)* | Links to various State and Federal agencies where the DEM's reside | DEM | Link | Web Page | ||||||
| Great Basin 7.5' Digital Orthophoto Quads* | Links to various State and Federal agencies where the DOQ's reside | Tiff Image | Link | Web Page | ||||||
| Great Basin Federal Lands | Federal, State, and private lands in Great Basin States | Shapefile (2.7 Mb) | GBFedLands | FGDC | ||||||
| Western States | Outline of western States | Shapefile (30 kb) | Western States | FGDC | ||||||
| Nevada Inverted Mask | Mask covering areas outside Nevada | Shapefile (12 kb) | nv_inver | FGDC | ||||||
| Nevada Roads | Selected roads within Nevada | Shapefile (504 kb) | nv_roads | FGDC | ||||||
| Nevada Cadastral (Town-Range-Section) |
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Shapefile (10.7 Mb) | NVPLSS100kLAM | FGDC | ||||||
| Nevada Cadastral (Town-Range-Section) |
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Shapefile UTM Zone 11 NAD27 | nv_plss100k | FGDC | ||||||
| Shaded relief map of the Great Basin | Gray-scale shaded relief map (topography) of the Great Basin | ESRI GRID (3 Mb) | Topo_sun | FGDC | ||||||
| Color shaded relief map of the Great Basin | Color shaded relief map of the Great Basin, 300 m cell size | TIFF Image (14.3 Mb) | GBtopo30 | FGDC | ||||||
| Land Status Data | DESCRIPTION | FILE |
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| Great Basin Federal Lands | Federal, State, and private lands in Great Basin States | Shapefile (2.7 Mb) | GBFedLands | FGDC | ||||||
| KGRA's |
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Shapefile (48 kb) | GBKGRAs | FGDC | ||||||
| New geothermal leases in CA, NV, UT |
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Shapefile (44 kb) | GBLeasesAug09 | |||||||
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Current Geothermal Leases and Lease Applications |
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Shapefile (154 kb) | GBLeasesDec08 | FGDC | ||||||
| Great Basin Wilderness Areas |
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Shapefile (3.9 Mb) | FGDC | |||||||
| BLM District Offices |
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Shapefile (4.6 Mb) | FGDC | |||||||
| Geology Data | DESCRIPTION | FILE |
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| NEW! GRID Geologic Map of the Western United States (AZ, CA, ID, NV, OR, UT) | 1:500,000 to 1:1,000,000 scale state geologic maps reclassified to 22 standard rock types as grid with 1 km grid cells | ESRI GRID (9.5 Mb) | GeologyWUS | FGDC | ||||||
| Great Basin Quaternary Felsic Vents | Known Quaternary dacite to rhyolite vents within the Great Basin | Shapefile (10 kb) | GBQfelsicvents | FGDC | ||||||
| Great Basin Quaternary Mafic Vents | Known Quaternary basaltic vents and cinder cones in the Great Basin | Shapefile (65 kb) | GBQmaficvents | FGDC | ||||||
| Quaternary Faults of the western U.S. | Modified U.S.G.S. Quaternary fault data base with known or estimated slip rate data | Shapefile (7.0 Mb) | QFaultsWUS | FGDC | ||||||
| Dilational component of strain from Quaternary faults | Dilational component of strain from Quaternary fault database (shapefile) averaged in 20 km cells | ESRI GRID (38 kb) | GBFaultDil | FGDC | ||||||
| Shear component of strain from Quaternary faults | Shear component of strain from Quaternary fault database (shapefile) averaged in 20 km cells | ESRI GRID (42 kb) | GBFaultShear | FGDC | ||||||
| Second invariant of strain from Quaternary faults | Second invariant of strain from Quaternary fault database (shapefile) averaged in 20 km cells | ESRI GRID (41 kb) | GBFault2ndInv | FGDC | ||||||
| Young Faults | Cenozoic faults mapped on high-altitude, modified slightly from the version available from the USGS DDS-41 Great Basin Database | Shapefile (1.0 Mb) | yngft41 | FGDC | ||||||
| Nevada Cinder Cones < 6 MA | Cinder cones < 6 MA in Nevada | Shapefile (13 kb) | NVCinder | FGDC | ||||||
| Rock radiometric age dates for the Great Basin | Radiometric age dates of rocks from the Great Basin | Shapefile (238 kb) | Rad_Age | FGDC | ||||||
| Quaternary volcanic age dates of the Great Basin | Radiometric ages of Quaternary volcanic rocks of the Great Basin | Shapefile (19 kb) | QVolcAges | |||||||
| Geochemical Data | DESCRIPTION | FILE |
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| Great Basin Groundwater Geochemical Database | Access database containing spring and well geochemical data from the entire Great Basin. | Access Database (26.7 Mb) | GeothermDB | Link to Web Page | ||||||
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Great Basin Groundwater Geochemical Database |
Shapefile containing location and geochemical data for 46,000 spring and well samples from the Great Basin. Includes major element data and calculated cation and quartz geothermometry. Derived from the database described above. | Shapefile (4 Mb) | GBGeochem | FGDC | ||||||
| Great Basin Hot Springs and Wells with geothermometer data |
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Shapefile (166 kb) | GeoHGB_0 | FGDC | ||||||
| Geothermal systems in Nevada with Geothermometry | A specialized, reduced set of geothermal data from Nevada used for spatial analysis. See metadata for selection criteria. | Shapefile (19 kb) | Geosysnv | FGDC | ||||||
| Geochemistry of Great Basin Springs and Wells | Shapefile containing point geochemical data from ~24,750 cold and warm springs and wells in the Great Basin (As, B, Ba, Ca, Cl, F, Fe, HCO3, K, Li, Mn, Na, SiO2, SO4) | Shapefile (2.4 Mb) | GBGWGeochem | FGDC | ||||||
| Arsenic Groundwater Concentration Map | Arsenic from cold and hot spring and well data are interpolated onto a surface using an inverse distance weighting method. | ESRI GRID (7.8 Mb) | GBArsenic | FGDC | ||||||
| Barium Groundwater Concentration Map | Barium from cold and hot spring and well data are interpolated onto a surface using an inverse distance weighting method. | ESRI GRID (6.9 Mb) | GBBarium | FGDC | ||||||
| Boron Groundwater Concentration Map | Boron from cold and hot spring and well data are interpolated onto a surface using an inverse distance weighting method. | ESRI GRID (9.9 Mb) | GBBoron | FGDC | ||||||
| Calcium Groundwater Concentration Map | Calcium from cold and hot spring and well data are interpolated onto a surface using an inverse distance weighting method. | ESRI GRID (9.3 Mb) | GBCalcium | FGDC | ||||||
| Chloride Groundwater Concentration Map | Chloride from cold and hot spring and well data are interpolated onto a surface using an inverse distance weighting method. | ESRI GRID (9.5 Mb) | GBChloride | FGDC | ||||||
| Fluoride Groundwater Concentration Map | Fluoride from cold and hot spring and well data are interpolated onto a surface using an inverse distance weighting method. | ESRI GRID (10 Mb) | GBFluoride | FGDC | ||||||
| HCO3 Groundwater Concentration Map | Bicarbonate from cold and hot spring and well data are interpolated onto a surface using an inverse distance weighting method. | ESRI GRID (8.9 Mb) | GBHCO3 | FGDC | ||||||
| Iron Groundwater Concentration Map | Iron from cold and hot spring and well data are interpolated onto a surface using an inverse distance weighting method. | ESRI GRID (9.2 Mb) | GBIron | FGDC | ||||||
| Lithium Groundwater Concentration Map | Lithium from cold and hot spring and well data are interpolated onto a surface using an inverse distance weighting method. | ESRI GRID (9.3 Mb) | GBLithium | FGDC | ||||||
| Manganese Groundwater Concentration Map | Manganese from cold and hot spring and well data are interpolated onto a surface using an inverse distance weighting method. | ESRI GRID (8.3 Mb) | GBManganese | FGDC | ||||||
| Potassium Groundwater Concentration Map | Potassium from cold and hot spring and well data are interpolated onto a surface using an inverse distance weighting method. | ESRI GRID (9.7 Mb) | GBPotassium | FGDC | ||||||
| Silica Groundwater Concentration Map | Silica from cold and hot spring and well data are interpolated onto a surface using an inverse distance weighting method. | ESRI GRID (9.1 Mb) | GBSilica | FGDC | ||||||
| Sodium Groundwater Concentration Map | Sodium from cold and hot spring and well data are interpolated onto a surface using an inverse distance weighting method. | ESRI GRID (9.3 Mb) | GBSodium | FGDC | ||||||
| Sulfate Groundwater Concentration Map | Sulfate from cold and hot spring and well data are interpolated onto a surface using an inverse distance weighting method. | ESRI GRID (8.8 Mb) | GBSulfate | FGDC | ||||||
| Geothermal Data | DESCRIPTION | FILE |
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| Current exploration projects | Point shapefile showing location of many 2010 geothermal exploration projects in the Great Basin and adjacent areas. | Shapefile (9 kb) | Exploration2010 | FGDC | ||||||
| SMU Regional Heat Flow and Western Geothermal Area Databases |
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Link to SMU Geothermal Web Site | UPDATED! Geothermal Power Plants | Geothermal Power Plants in the Great Basin | Shapefile (10 kb) | Power Plants | FGDC | |||
| Extensional-type geothermal systems | Great Basin Extensional-type geothermal systems having reservoir temperatures > 150o C. Training set for spatial analysis. | Shapefile (9 kb) | GB150p | FGDC | ||||||
| Potentially economic geothermal systems | Geothermal systems in Nevada that are either currently producing electrical power, or have produced at least some high-temperature fluids (>150 C) from geothermal wells. | Shapefile (11 kb) | Economic | FGDC | ||||||
| Geodesy Data | DESCRIPTION | FILE |
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| GPS Stations | Point shapefile containing the locations of GPS Stations used to calculate geodesic strain | Shapefile (67 kb) | gpspts02 | FGDC | ||||||
| Great Basin Shear Strain Rate by Geodesy (GPS) | Shear component of strain in the Great Basin as measured by super-accurate GPS stations, 1 km cell size. | ESRI GRID (2.3 Mb) | GBShear | FGDC | ||||||
| Great Basin Dilational Strain Rate by Geodesy (GPS) | Dilational component of strain in the Great Basin as measured by super-accurate GPS stations, 1 km cell size. | ESRI GRID (2.5 Mb) | GBDilat | FGDC | ||||||
| Second Invariant of Strain Rate for the Great Basin by Geodesy (GPS) | Second Invariant of strain in the Great Basin as measured by super-accurate GPS stations, 1 km cell size. | ESRI GRID (2.4 Mb) | GB2ndInv | FGDC | ||||||
| Nevada strain perpendicular to faults | Maximum likelihood strain rate perpendicular to Quaternary fault fabric for Nevada | ESRI GRID (56 kb) | ExtMax | FGDC | ||||||
| Nevada shear perpendicular to faults | Shear component of strain rate perpendicular to Quaternary fault fabric for Nevada | ESRI GRID (57 kb) | ShearMax | FGDC | ||||||
| Nevada Second Invariant | 2nd Invariant of the GPS-derived crustal strain rate for Nevada | ESRI GRID (56 kb) | 2nd_inv | FGDC | ||||||
| Geophysics Data | DESCRIPTION | FILE |
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| Great Basin Crustal Thickness | Crustal thickness of the Great Basin as estimated by seismic refraction. | ESRI GRID (69 kb) | GBCrustal | FGDC | ||||||
| Gravity Station Locations | Gravity Station Points in the Great Basin used in the modeling of the rasters listed below | Shapefile (17.0 Mb) | GBGrStns | FGDC | ||||||
| Great Basin shallow crustal residual gravity contours | 1 milligal shallow crustal residual gravity contours of the Great Basin | Shapefile (29.6 Mb) | GBGrResCon | FGDC | ||||||
| Great Basin shallow crustal residual gravity anomaly - upward continued 20 km | Shallow crustal residual gravity anomaly produced by removing 20 km upward continuation of isostatic residual anomaly from isostatic residual anomaly | TIFF Image (17.0 Mb) | GBGrIsoRes | FGDC | ||||||
| Shallow crustal isostatic gravity anomaly for the Great Basin | A shallow crustal residual calculated by removing broad regional anomaly patterns without regard to source. | TIFF Image (4.9 Mb) | GBShall | FGDC | ||||||
| Great Basin isostatic residual gravity anomaly | Isostatic residual gravity anomaly for the Great Basin reduced at 2.67 g/cc density on a shaded relief map. | TIFF Image (6.7 Mb) | GBGrShRes | FGDC | ||||||
| Great Basin residual gravity upward continued | Color isostatic residual gravity anomaly upward continued 10 km on shaded relief map with 1 km grid cells | TIFF Image (9.2 Mb) | GBGrIsoResUp | FGDC | ||||||
| Great Basin bouger gravity anomaly | Complete bouger gravity anomaly reduced at 2.67 g/cc density on shaded relief map with 1 km grid cells | TIFF Image (6.1 Mb) | GBGrBouger | FGDC | ||||||
| Great Basin Free Air gravity anomaly | Color shaded free air gravity anomaly of the Great Basin with 1 km grid cells. | TIFF Image (6.1 Mb) | GBGrFreeAir | FGDC | ||||||
| Basement isostatic residual gravity field | Basement isostatic residual gravity field for Nevada Quakes, calculated by estimating the variations in thickness of Cenozoic deposits on the observed isostatic residual gravity field, then removing it to derive a basement isostatic residual gravity field | ESRI GRID (301 kb) | NBMGiso | FGDC | ||||||
| Earthquake moment release map for the Great Basin | Earthquake moment release map of the Great basin, derived from earthquakes occurring in the ANSS earthquake catalog | ESRI GRID (289 kb) | Moment1 | FGDC | ||||||
| Magnetic total field intensity anomaly | Magnetic total field intensity anomaly (IGRF corrected) of the Great Basin, reduced to 305 meters above ground | TIFF Image (10.5 Mb) | GBTtlMag | FGDC | ||||||
| Groundwater Data | DESCRIPTION | FILE |
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| NEW! Nevada Permitted Geothermal Wells, 2008-2009 | Point shapefile showing location and depths of geothermal wells permitted by the Nevada Department of Minerals during 2008 and 2009 | Shapefile (8 kb) | NewNVGeoWells | FGDC | ||||||
| Great Basin Geothermal Wells | Locations and information on 7,300 geothermal wells drilled in the Great Basin | Shapefile (4 Mb) | GBGeoWells | FGDC | ||||||
| Great Basin Oil and Gas Wells | Locations and information on 4,700 oil and gas wells drilled in the Great Basin | Shapefile (17.6 Mb) | GBOil&Gas | FGDC | ||||||
| Great Basin Water Wells | Locations of over 260,000 municipal and residential water wells drilled in the Great Basin | Shapefile (9 Mb) | GBWaterWells | FGDC | ||||||
| Springs, wells, and seeps in the Great Basin | Locations of springs, wells, and seeps of the Great Basin, as taken from 1:24,000 scale U.S.G.S. topographic maps. | Shapefile (2.6 Mb) | GBSpringsAndWells | FGDC | ||||||
| Major aquifers of the western U.S. | Major groundwater aquifers of the western U.S.-- simplified from principal aquifer shapefile | Shapefile (993 kb) | GBAquifers | FGDC | ||||||
| Depth to water table in wells in Nevada | Depth to groundwater (measured in feet) in water wells from the National Water Information System (NWIS) at http://waterdata.usgs.gov/nwis/ | Shapefile (380 kb) | NVDepthWaterTbl | FGDC | ||||||
| Favorability Data | DESCRIPTION | FILE |
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NEW! Geothermal Potential Map of Nevada |
A four-category geothermal potential model of Nevada; the base layer used in NBMG Open File Report 09-10. | ESRI Integer Grid (72 kb) | Expl2010 | FGDC | ||||||
| NVLR5 | 2002 logistic regression model of Nevada using 5 geologic and geophysical evidence layers unaffected by groundwater or shallow impermeable cap rock layers. | ESRI Integer GRID (91 kb) | NV_LR5 | FGDC | ||||||
| 2005 Favorability Map | Logistic regression model using 4 evidence layers (through-going faults, heat flow, fault and geodesic strain, and earthquake seismicity), adjusting for the effects of high lateral-flow aquifers. Base layer to NBMG Map 151. | ESRI Integer GRID (644 kb) | Favorability05 | FGDC | ||||||
| Gravity/DEM Gradient | Evidence layer for 2005 favorability map uses DEM and 'basins only' gravity gradients as a proxy for large faults having major vertical displacements. | ESRI Real GRID (2.46 Mb) | GBGravDEM | FGDC | ||||||
| Temperature Gradient | Evidence layer for 2005 favorability map uses temperature gradient derived from heat flux data, using thermal conductivities assigned to grouped geologic rock units. | ESRI Real GRID (110 kb) | GBTempGrad | FGDC | ||||||
| Combined Dilational Strain | Evidence layer for 2005 favorability map combines strain tensors from geodesy (GPS points) together with those from known Quaternary faults. | ESRI Real GRID (2.75 Mb) | GBDilStrain05 | FGDC | ||||||
| Earthquake Epicenters | Evidence layer for 2005 favorability map based on earthquake seismicity weighted by distance from the earthquake epicenter. | ESRI Real GRID (570 kb) | GBDistQuakes | FGDC | ||||||
| 2005 Modeling Data Package | Includes 2005 favorability model, evidence layers, several training sets, and miscellaneous useful layers for geothermal spatial modeling. Includes metadata. | GRIDS, Shapefiles (33.9 Mb) | GBGISModel05 | |||||||
| Heat Flow Data | DESCRIPTION | FILE |
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GreatBasinGeothermal |
View our favorability map together with temperature gradient data using Google Earth technology! Click here for more information. | Google Earth KMZ file (9.8 Mb) | GreatBasinGeothermal | |||||||
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