Name (click to see more) | Description |
Anza_hydrogeologic_structures | Anza-Terwilliger hydrogeologic structures in Riverside County, California |
Anza_study_wells | Anza-Terwilliger study wells in Riverside County, California |
DS273_Ag_Irrigation | Irrigated Acreage Within the Basin and Range Carbonate-Rock Aquifer System, White Pine County, Nevada and Adjacent Areas in Nevada and Utah |
DS273_CropInventory | Nevada Department of Water Resources State Crop Inventories for Newark, Little Smoky, and Steptoe Valleys 2000, 2002, and 2005 |
DS273_DelineatedIrrigatedAcreage_Geodatabase | Irrigated Acreage Geodatabase Within the Basin and Range Carbonate-Rock Aquifer System, White Pine County, Nevada, and Adjacent Areas in Nevada and Utah |
DS273_HA_StudyArea | Hydrographic Areas Within the Basin and Range Carbonate-Rock Aquifer System, White Pine County, Nevada and Adjacent Areas in Nevada and Utah |
DS273_IrrigationFieldCheck | Irrigated Acerage Within the Basin and Range Carbonate-Rock Aquifer System, White Pine County, Nevada and Adjacent Areas in Nevada and Utah Field Verification Global Position System (GPS) Waypoints |
DS273_NV_StateWellLog | Irrigation Wells from the Nevada Division of Water Resources Well Log Database |
DS273_Utah_POD | Irrigation Wells from the Utah Division of Water Rights Point of Diversion Database |
DS297_NTS_BH_4sep07 | Locations and summary of types of data available by borehole or other underground openings, Mercury Core Library and Data Center, Nye County, Nevada |
DS302 | Geospatial database of ground-water altitude and depth-to-ground-water data for Utah, 1971-2000 |
DS332 | Streamflow Measurements in North-central Nebraska, November 2006--Measurement Sites |
NE-3071 | Drainage areas for selected stream-sampling stations, Missouri River Basin |
OFR2006-1308_Drainage_Basin | Drainage basin delineations for selected USGS streamflow-gaging stations in Virginia (Drainage_Basin) |
PP1680_frmwrk | A Surficial Hydrogeologic Framework for the Mid-Atlantic Coastal Plain. |
PP1680_phys | Physiography for the Mid-Atlantic Coastal Plain |
PP1680_sbcrps | Subcropping Geology for the Mid-Atlantic Coastal Plain |
PP1680_srfgl | Surficial Geology for the Mid-Atlantic Coastal Plain. |
SIR-06-5129_alt_bottom_trinidad_con | Altitude of the bottom of the Trinidad Sandstone in the Raton Basin, Las Animas County, Colorado |
SIR-06-5129_alt_top_raton_con | Altitude of the top of the Raton Formation in the Raton Basin, Las Animas County, Colorado |
SIR-06-5129_alt_top_trinidad_con | Altitude of the top of the Trinidad Sandstone in the Raton Basin, Las Animas County, Colorado |
SIR-06-5129_alt_top_vermejo_con | Altitude of the top of the Vermejo Formation in the Raton Basin, Las Animas County, Colorado |
SIR-06-5129_alt_water_table_con | Altitude of the top of the water table in the Raton Basin, Las Animas County, Colorado |
SIR-06-5129_cogcc_production_point | Production of gas and water from gas wells in the Raton Basin, Las Animas County, Colorado, 1999-2004 |
SIR-06-5129_cogcc_wells_point | Gas wells in the Raton Basin, Las Animas County, Colorado, 2004 |
SIR-06-5129_depth_bottom_trinidad_con | Depth to the bottom of the Trinidad Sandstone in the Raton Basin, Las Animas County, Colorado |
SIR-06-5129_depth_top_raton_con | Depth to the top of the Raton Formation in the Raton Basin, Las Animas County, Colorado |
SIR-06-5129_depth_top_trinidad_con | Depth to the top of the Trinidad Sandstone in the Raton Basin, Las Animas County, Colorado |
SIR-06-5129_depth_top_vermejo_con | Depth to the top of the Vermejo Formation in the Raton Basin, Las Animas County, Colorado |
SIR-06-5129_depth_water_table_con | Depth to the top of the water table in the Raton Basin, Las Animas County, Colorado |
SIR-06-5129_formation_tops_point | Depths to and altitudes of tops of, and apparent thickness of selected hydrostratigraphic units in the Raton Basin, Huerfano and Las Animas Counties, Colorado |
SIR-06-5129_seo_wells_point | Water wells, with selected administrative, well construction, and hydrogeologic data, Raton Basin, Huerfano and Las Animas Counties, Colorado, 2002 |
SIR-06-5129_thickness_raton_con | Thickness of the Raton Formation in the Raton Basin, Las Animas County, Colorado |
SIR-06-5129_thickness_trinidad_con | Thickness of the Trinidad Sandstone in the Raton Basin, Las Animas County, Colorado |
SIR-06-5129_thickness_vermejo_con | Thickness of the Vermejo Formation in the Raton Basin, Las Animas County, Colorado |
SIR20065032_averhoCC | Capacitively coupled average resistivity of the Interstate and Tri-State Canals within Sioux and Scotts Bluff Counties in western Nebraska and Goshen County in eastern Wyoming |
SIR20065032_averhoDC | Direct-current average resistivity of the Tri-State Canal within Scotts Bluff County in western Nebraska |
SIR2008-5054_Lower_Platte_gages5 | Selected Discharge Measurements at Stream-Gaging Stations on Lower Platte River near Ashland, Duncan, Leshara, Louisville, and North Bend, Nebraska, 1934-2006 |
ag_chem | Estimates of agricultural-chemical use in counties in the conterminous United States as reported in the 1987 Census of Agriculture |
ag_crop1 | Estimates of agricultural cropping-practices in counties in the conterminous United States as reported in the 1987 Census of Agriculture |
ag_crop2 | Estimates of agricultural cropping-practices in counties in the conterminous United States as reported in the 1987 Census of Agriculture |
ag_expn | Estimates of agricultural expenses in counties in the conterminous United States as reported in the 1987 Census of Agriculture |
ag_land | Estimates of land in agricultural production in counties in the conterminous United States as reported in the 1987 Census of Agriculture |
ag_stock | Estimates of livestock holdings in counties in the conterminous United States as reported in the 1987 Census of Agriculture |
agpest92grd | Grids of Agricultural Pesticide Use in the Conterminous United States, 1992 |
agpest97grd |
Grids of Agricultural Pesticide Use in the
Conterminous United States, 1997
|
aquifers_pr | Principal aquifers of Puerto Rico and the U.S. Virgin Islands |
aquifers_us | Principal aquifers of the 48 contiguous United States
|
aquiphys | Superfund GIS - Physiographic Provinces, Aquifer Outcrops and Recharge Rates in Tennessee |
atra_hyd_nuse | Raster dataset showing the probability of detecting atrazine/desethyl-atrazine in ground water in Colorado, hydrogeomorphic regions included and atrazine use estimates not included. |
atra_hyd_use | Raster dataset showing the probability of detecting atrazine/desethyl-atrazine in ground water in Colorado, hydrogeomorphic regions and atrazine use estimates included. |
atra_nhyd_nus | Raster dataset showing the probability of detecting atrazine/desethyl-atrazine in ground water in Colorado, hydrogeomorphic regions and atrazine use estimates not included. |
atra_nhyd_use | Raster dataset showing the probability of detecting atrazine/desethyl-atrazine in ground water in Colorado, hydrogeomorphic regions not included and atrazine use estimates included. |
benchmark | Locations of NASQAN benchmark stations |
bfi48grd | Base-flow index grid for the conterminous United States |
ca_provinces | Hydrogeologic Provinces for California based upon established groundwater basins and watershed polygons. |
cd104 | Districts for 104th Congress |
cir89 | Color-infrared composite of Landsat data for the Sarcobatus Flat area of the Death Valley regional |
cir92 | Color-infrared composite of Landsat data for the Death Valley regional |
climate_div | Climate Divisions |
co_arapbase_ha742 | Structure contours of base of upper Arapahoe aquifer in "Structure, outcrop, and subcrop of the bedrock aquifers along the western margin of the Denver Basin, Colorado." Hydrologic Atlas 742 |
co_geo_ha742 | Geohydrologic unit boundaries along the Colorado Front Range |
co_geosymb_ha742 | Point and line geologic structure information in "Structure, outcrop, and subcrop of the |
co_lfhbase_ha742 | Structure contours of base of Laramie-Fox Hills and Arapahoe aquifers |
co_lfhtop_ha742 | Structure contours of top of Laramie-Fox Hills aquifer in "Structure, outcrop, and subcrop of the bedrock aquifers along the western margin of Denver Basin, Colorado." Hydrologic Atlas 742 |
co_studyarea_ha742 | Study-area boundary for "Structure, outcrop, and subcrop of the bedrock aquifers along the western margin of the Denver Basin, Colorado." Hydrologic Atlas 742 |
co_wells_ha742 | Location of wells shown in "Structure, outcrop,, and subcrop of the bedrock aquifers along the western margin of the Denver Basin, Colorado." Hydrologic Atlas 742 |
cont1992 | 1992 Water-Table Contours of the Mojave River Ground-Water Basin, San Bernardino County, California. |
cont1994 | 1994 Water-Table Contours of the Morongo Ground-Water Basin, San Bernardino County, California |
cont1996 | 1996 Water-Table Contours of the Mojave River, the Morongo, and the Fort Irwin Ground-Water Basins, San Bernardino County, California |
cont1998 | 1998 Water-Table Contours of the Mojave River and the Morongo Ground-Water Basins, San Bernardino County, California |
cont2000 | 2000 Water-Table Contours of the Mojave River and the Morongo Ground-Water Basins, San Bernardino County, California |
county100 | 1:100,000-scale Counties of the United States |
county2m | 1:2,000,000-scale Counties of the United States |
darea | Outer boundary of major discharge areas of Death Valley regional flow system, Nevada and California |
diffus | Superfund GIS - Aquifer Diffusivity in Tennessee. |
ds102_bur_valleys | Buried valleys within the Standing Rock Indian Reservation, Sioux County, North Dakota, and Corson County, South Dakota |
ds102_glac_limit | Approximate western limit of glaciation within the Standing Rock Indian Reservation, Sioux County, North Dakota, and Corson County, South Dakota |
ds102_gw_resources | Availability of shallow ground-water resources within the Standing Rock Indian Reservation, Sioux County, North Dakota, and Corson County, South Dakota |
ds102_surf_geology | Surficial geology within the Standing Rock Indian Reservation, Sioux County, North Dakota, and Corson County, South Dakota |
ds192_hp_npctprob | Percentage of probability of nonpoint-source nitrate contamination of recently recharged ground water in the High Plains aquifer |
ds240_landuse_poly | Enhanced Historical Land-Use and Land-Cover Data Sets of the U.S. Geological Survey: polygon format files |
ds240_landuse_raster | Enhanced Historical Land-Use and Land-Cover Data Sets of the U.S. Geological Survey: raster format files |
ds240_landuse_src_poly | Enhanced Historical Land-Use and Land-Cover Data Sets of the U.S. Geological Survey: Data Source Index Polygons |
ds240_landuse_tilepoly | Enhanced Historical Land-Use and Land-Cover Data Sets of the U.S. Geological Survey: Tile Index Polygons |
ecoregion | Aquatic ecoregions of the conterminous United States |
elevgrd | Ohio-drainage digital elevation model for use with Water Resources Investigations Report 03-4164 |
erf1 | ERF1 -- Enhanced River Reach File 1.2 |
erf1_2 | ERF1_2 -- Enhanced River Reach File 2.0 |
etsite | Evapotranspiration sites within the Ash Meadows and Oasis Valley discharge areas, Nevada |
etunit | Classification of evapotranspiration units in major discharge areas of Death Valley regional |
faults | Digital Geologic Faults of Sherman Quadrangle, North-Central Texas |
floodregions | Ohio flood regions for use with Water Resources Investigations Report 03-4164 |
geo250k | Superfund GIS - 1:250,000 Geology of Tennessee. |
geology | Digital Geologic Map of Sherman Quadrangle, North-Central Texas |
gpwa_utm27f.met | Tin of average annuall rainfall amounts for Ohio (in inches) |
gwava-dw_conf | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in U.S. ground water used for drinking (simulation depth 50 meters) -- Input data set for confined manure (gwava-dw_conf) |
gwava-dw_ddit | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in U.S. ground water used for drinking (simulation depth 50 meters) -- Input data set for drainageditch (gwava-dw_ddit) |
gwava-dw_dun | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in U.S. ground water used for drinking (simulation depth 50 meters) -- Input data set for Dunne overland flow (gwava-dw_dun) |
gwava-dw_ffer | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in U.S. ground water used for drinking (simulation depth 50 meters) -- Input data set for farmfertilizer (gwava-dw_ffer) |
gwava-dw_gtil | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in U.S. ground water used for drinking (simulation depth 50 meters) -- Input data set for glacial till (gwava-dw_gtil) |
gwava-dw_hor | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in U.S. ground water used for drinking (simulation depth 50 meters) -- Input data set for Hortonian overland flow (gwava-dw_hor) |
gwava-dw_orvi | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in U.S. ground water used for drinking (simulation depth 50 meters) -- Input data set for orchards/vineyards (gwava-dw_orvi) |
gwava-dw_out | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in U.S. ground water used for drinking (simulation depth 50 meters) -- Model output data set (gwava-dw_out) |
gwava-dw_popd | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in U.S. ground water used for drinking (simulation depth 50 meters) -- Input data set for population density (gwava-dw_popd) |
gwava-dw_semc | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in U.S. ground water used for drinking (simulation depth 50 meters) -- Input data set for semiconsolidated sand aquifers (gwava-dw_semc) |
gwava-dw_sscb | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in U.S. ground water used for drinking (simulation depth 50 meters) -- Input data set for sandstone and carbonate rocks (gwava-dw_sscb) |
gwava-dw_swus | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in U.S. ground water used for drinking (simulation depth 50 meters) -- Input data set for fresh surface water withdrawal (gwava-dw_swus) |
gwava-dw_twre | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in U.S. ground water used for drinking (simulation depth 50 meters) -- Input data set for irrigation tailwater recovery (gwava-dw_twre) |
gwava-dw_wtin | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in U.S. ground water used for drinking (simulation depth 50 meters) -- Input data set for water input (gwava-dw_wtin) |
gwava-s_clay | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for clay sediment (gwava-s_clay) |
gwava-s_conf | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for confined manure (gwava-s_conf) |
gwava-s_crox | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for carbonate rocks (gwava-s_crox) |
gwava-s_crpa | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for cropland/pasture/fallow (gwava-s_crpa) |
gwava-s_ddit |
Vulnerability of shallow ground water and drinking-water wells
to nitrate in the United States: Model of predicted nitrate
concentration in shallow, recently recharged ground water --
Input data set for drainage ditch (gwava-s_ddit)
|
gwava-s_ffer |
Vulnerability of shallow ground water and drinking-water wells
to nitrate in the United States: Model of predicted nitrate
concentration in shallow, recently recharged ground water --
Input data set for farm fertilizer (gwava-s_ffer)
|
gwava-s_gtil |
Vulnerability of shallow ground water and drinking-water wells
to nitrate in the United States: Model of predicted nitrate
concentration in shallow, recently recharged ground water --
Input data set for glacial till (gwava-s_gtil)
|
gwava-s_hist | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for histosols (gwava-s_hist) |
gwava-s_orvi |
Vulnerability of shallow ground water and drinking-water wells
to nitrate in the United States: Model of predicted nitrate
concentration in shallow, recently recharged ground water --
Input data set for orchards/vineyards (gwava-s_orvi)
|
gwava-s_out |
Vulnerability of shallow ground water and drinking-water wells
to nitrate in the United States: Model of predicted nitrate
concentration in shallow, recently recharged ground water --
Model output data set (gwava-s_out)
|
gwava-s_popd |
Vulnerability of shallow ground water and drinking-water wells
to nitrate in the United States: Model of predicted nitrate
concentration in shallow, recently recharged ground water --
Input data set for population density (gwava-s_popd)
|
gwava-s_slop |
Vulnerability of shallow ground water and drinking-water wells
to nitrate in the United States: Model of predicted nitrate
concentration in shallow, recently recharged ground water --
Input data set for slope (gwava-s_slop)
|
gwava-s_swus |
Vulnerability of shallow ground water and drinking-water wells
to nitrate in the United States: Model of predicted nitrate
concentration in shallow, recently recharged ground water --
Input data set for fresh surface water withdrawal
(gwava-s_swus)
|
gwava-s_twre |
Vulnerability of shallow ground water and drinking-water wells
to nitrate in the United States: Model of predicted nitrate
concentration in shallow, recently recharged ground water --
Input data set for irrigation tailwater recovery
(gwava-s_twre)
|
gwava-s_vrox |
Vulnerability of shallow ground water and drinking-water wells
to nitrate in the United States: Model of predicted nitrate
concentration in shallow, recently recharged ground water --
Input data set for basalt and volcanic rocks (gwava-s_vrox)
|
gwava-s_wetl |
Vulnerability of shallow ground water and drinking-water wells
to nitrate in the United States: Model of predicted nitrate
concentration in shallow, recently recharged ground water --
Input data set for wetlands (gwava-s_wetl)
|
gwava-s_wtin | Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for water input (gwava-s_wtin) |
gwrisk | Probability of nitrate contamination of recently recharged ground waters in the conterminous United States |
ha24_hum | 1:24,000-scale Hydrographic Areas for Humboldt River Basin, Nevada |
ha694c_et1000gb_p | 1:1,000,000-scale areas of evapotranspiration in the Great Basin |
ha694c_spg1000gb_x | 1:1,000,000-scale large springs for the Great Basin |
hcdn | Hydro-Climatic Data Network (HCDN) -- A USGS Streamflow Data Set for the U.S. for the Study of Climate Fluctuations |
herbicide1 | Estimates of herbicide use for the 20 most-used herbicides in the conterminous United States |
herbicide2 | Estimates of herbicide use for the twenty-first through the fortieth most-used herbicides in the conterminous United States |
herbicide3 | Estimates of herbicide use for the forty-first through the sixtieth most-used herbicides in the conterminous United States |
herbicide4 | Estimates of herbicide use for the sixty-first through the eightieth most-use herbicides in the conterminous United States |
herbicide5 | Estimates of herbicide use for the eighty-first through the ninety-sixth most-used herbicides in the conterminous United States |
hgmr | Hydrogeomorphic Regions in the Chesapeake Bay Watershed. |
hlrus | Hydrologic landscape regions of the United States |
huc250k | 1:250,000-scale Hydrologic Units of the United States |
huc2m | 1:2,000,000-scale Hydrologic Units of the United States |
huc2m_v112 | (SUPERSEDED) 1:2,000,000-scale Hydrologic Units of the United States (SUPERSEDED) |
hydmain_hum | Humboldt River main stem, Nevada |
ieof48 | Infiltration-excess overland flow estimated by TOPMODEL for the conterminous United States |
jnwra_v4n2_pzb | Precipitation Zones of West-Central Nevada |
jnwra_v4n2_pzm1in | Mean Annual Precipitation in West-Central Nevada using the Precipitation-Zone Method |
landfill | Map of landfill locations, 1986 |
landuse | Ohio-drainage land-use/land-cover data for use with Water Resources Investigations Report 03-4164 |
manure | County-based estimates of nitrogen and phosphorus content of animal manure in the United States for 1982, 1987, and 1992. |
mdnet_01 | Maryland Ground-Water Observation Well Network, 2001 |
mdwu_98 | Maryland Water-Use Data, 1998 |
mex_stateboundaries | Digital map of the state (political) boundaries of Mexico |
mlra | Major Land Resource Areas (MLRA) |
msavi89 | Modified soil adjusted vegetation index of the Sarcobatus Flat area of the Death Valley |
msavi92 | Modified soil adjusted vegetation index for the Death Valley regional flow system, Nevada and |
muid | STATSGO soil characteristics for the conterminous United States |
na70_landfrm | Classes of land-surface form in the United States |
na70_landuse | Major land uses in the United States |
nasqan | Stations in the USGS's National Stream Quality Accounting Network (NASQAN) |
nasqan2k | Watersheds for U.S Geological Survey National Stream Quality Accounting Network (NASQAN) sampling sites 1996-2000. |
nawqacyc1 | National Water-Quality Assessment (NAWQA) Study-Unit Investigations in the conterminous United States 1991-2001 |
nawqacyc2 | National Water-Quality Assessment (NAWQA) Study-Unit Investigations in the conterminous United States 2001-2012 |
nawqagencyc1 | Generalized boundaries of the National Water-Quality Assessment (NAWQA) Study-Unit Investigations in the conterminous United States 1991-2001 |
nawqagencyc2 | Generalized boundaries of the National Water-Quality Assessment (NAWQA) Study-Unit Investigations in the conterminous United States 2001-2012 |
newlu00g | 1970's Land use data refined with 2000 population data to indicate new residential development forthe conterminous United States |
newlu90g | 1970's Land use data refined with 1990 population data to indicate new residential development for the conterminous United States |
nhd | National Hydrography Dataset (NHD)
|
nit85 | Estimates of nitrogen-fertilizer sales for the conterminous United States in 1985 |
nit86 | Estimates of nitrogen-fertilizer sales for the conterminous United States in 1986 |
nit87 | Estimates of nitrogen-fertilizer sales for the conterminous United States in 1987 |
nit88 | Estimates of nitrogen-fertilizer sales for the conterminous United States in 1988 |
nit89 | Estimates of nitrogen-fertilizer sales for the conterminous United States in 1989 |
nit90 | Estimates of nitrogen-fertilizer sales for the conterminous United States in 1990 |
nit91 | Estimates of nitrogen-fertilizer sales for the conterminous United States in 1991 |
nit_hyd_fert | Raster dataset showing the probability of elevated concentrations of nitrate in ground water in Colorado, hydrogeomorphic regions and fertilizer use estimates included. |
nit_hyd_nfert | Raster dataset showing the probability of elevated concentrations of nitrate in ground water in Colorado, hydrogeomorphic regions included and fertilizer use estimates not included. |
nit_nhyd_fert | Raster dataset showing the probability of elevated concentrations of nitrate in ground water in Colorado, hydrogeomorphic regions not included and fertilizer use estimates included. |
nit_nhyd_nfer | Raster dataset showing the probability of elevated concentrations of nitrate in ground water in Colorado, hydrogeomorphic regions and fertilizer use estimates not included. |
nlcd01_1 | National Land Cover Database 2001 (NLCD01) Tile 1, Northwest United States: NLCD01_1 |
nlcd01_2 | National Land Cover Database 2001 (NLCD01) Tile 2, Northeast United States: NLCD01_2 |
nlcd01_3 | National Land Cover Database 2001 (NLCD01) Tile 3, Southwest United States: NLCD01_3 |
nlcd01_4 | National Land Cover Database 2001 (NLCD01) Tile 4, Southeast United States: NLCD01_4 |
nlcde92 | Enhanced National Land Cover Data 1992 (NLCDe 92) |
nlcdep0306 |
Enhanced National Land Cover Data 1992 revised with 1990 and 2000
population data to indicate urban development between 1992 and 2000 (NLCDep0306)
|
nlcdep0905 |
Enhanced National Land Cover Data 1992 revised with 2000
population data to indicate urban development between 1992 and 2000 (NLCDep0905)
|
nri92_cp312 | Agricultural Waste Management Systems on Agricultural Land in the Conterminous United States, 1992: National Resource Inventory Conservation Practice 312 |
nv_dtw750nv_l | 1:750,000-scale static ground-water levels of Nevada |
nv_ha750nv | 1:750,000-scale hydrographic areas and basin-wide pumpage, recharge and interbasin flow estimates of Nevada |
nv_hlrnv_g | Hydrologic landscape regions of Nevada |
nv_hydgeolnv_p | Hydrogeology of Nevada |
oahu_lu98 | Land Use on the Island of Oahu, Hawaii, 1998 |
ofr00-265_geol | Bedrock Geology of the turkey Creek Drainage Basin, Jefferson County, Colorado |
ofr00-300_sattk9697 | Digital map of the saturated thickness of the High Plains aquifer in parts of Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas and Wyoming, 1996-97 |
ofr00-96_wlc80_97 | Digital map of water-level changes in the High Plains aquifer in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming, 1980 to 1997 |
ofr00471_ddwdpcon | Potentiometric surface contours for the Deadwood aquifer, Black Hills area, South Dakota |
ofr00471_ddwdpwpt | Wells used in the creation of potentiometric surface contours for the Inyan Kara, Minnekahta, Minnelusa, Madison, andDeadwood Aquifers in the Black Hills Area, South Dakota |
ofr00471_ddwdscon | Geologic structure-contours for the top of the Deadwood Formation in the Black Hills Area, South Dakota |
ofr00471_ddwdsurf | Overlying surficial deposits and absent areas for the Deadwood Formation in the Black Hills area, South Dakota |
ofr00471_ddwdswpt | Selected data for wells and test holes used in structure-contour maps of the Deadwood Formation in the Black Hills area, South Dakota |
ofr00471_geostruc | Major geologic structure coverage including anticlines and synclines in the Black Hills Area, South Dakota |
ofr00471_hydrogeo | Hydrogeologic unit map coverage for the Black Hills of South Dakota |
ofr00471_inkrpcon | Potentiometric surface contours for the Inyan Kara aquifer, Black Hills area, South Dakota |
ofr00471_inkrpwpt | Selected data for wells and test holes used in structure-contour maps of the Inyan Kara Group in the Black Hills area, South Dakota |
ofr00471_inkrscon | Geologic structure-contours for the top of the Inyan Kara Formation in the Black Hills Area, South Dakota |
ofr00471_inkrsurf | Overlying surficial deposits and absent areas for the Inyan Kara Formation in the Black Hillsarea, South Dakota |
ofr00471_inkrswpt | Selected wells and test holes used in structure-contour of the Inyan Kara Group, Minnekahta Limestone,Minnelusa Formation, Madison Limestone, and Deadwood Formation in the Black Hills Area, South Dakota |
ofr00471_mdsnpcon | Potentiometric surface contours for the Madison aquifer , Black Hills area, South Dakota |
ofr00471_mdsnpwpt | Wells used in the creation of potentiometric surface contours for the InyanKara, Minnekahta, Minnelusa, Madison, and Deadwood Aquifers in the Black Hills Area, South Dakota |
ofr00471_mdsnscon | Geologic structure-contours for the top of the Madison Limestone in the Black Hills Area, SouthDakota |
ofr00471_mdsnsurf | Overlying surficial deposits and absent areas for the Madison Limestone, Black Hills area, South Dakota. |
ofr00471_mdsnswpt | Selected wells and test holes used in structure-contour maps of the Inyan Kara Group, Minnekahta Limestone,Minnelusa Formation, Madison Limestone, and Deadwood Formation in the Black Hills Area, South Dakota |
ofr00471_mnktpcon | Potentiometric surface contours for the Minnekahta aquifer, Black Hills area, South Dakota |
ofr00471_mnktpwpt | Wells used in the creation of potentiometric surface maps for the Minnekahta aquifer, Black Hills area, South Dakota |
ofr00471_mnktscon | Geologic structure-contours for the top of the Minnekahta Limestone in the Black Hills Area, SouthDakota |
ofr00471_mnktsurf | Overlying surficial deposits and absent areas for Minnekahta Limestone in the BlackHills area, South Dakota |
ofr00471_mnktswpt | Selected wells and test holes used in structure-contour maps of theInyan Kara Group, Minnekahta Limestone, Minnelusa Formation, Madison Limestone, and Deadwood Formation in the Black Hills Area, South Dakota |
ofr00471_mnlspcon | Potentiometric surface contours for the Minnelusa aquifer, Black Hills area, South Dakota |
ofr00471_mnlspwpt | Wells used in the creation of potentiometric surface contours for the InyanKara, Minnekahta, Minnelusa, Madison, and Deadwood Aquifers in the Black Hills Area, South Dakota |
ofr00471_mnlsscon | Geologic structure-contours for the top of the Minnelusa Formation in the Black Hills Area, SouthDakota |
ofr00471_mnlssurf | Overlying surficial deposits and absent areas for the Minnelusa Formation in the Black Hills area, South Dakota |
ofr00471_mnlsswpt | Selected wells and test holes used in structure-contour maps of the Inyan Kara Group, Minnekahta Limestone,Minnelusa Formation, Madison Limestone, and Deadwood Formation in the Black Hills Area, South Dakota |
ofr00471_spngppt | Spring point coverage for the potentiometric coverages for the InyanKara, Minnekahta, Minnelusa, Madison, and Deadwood Aquifers in the Black Hills Area, South Dakota |
ofr02-007_lithogeo | Lithogeochemical Character of Near-Surface Bedrock in the New England Coastal Basins |
ofr02-338_bedrock | Digital geospatial datasets in support of hydrologic investigations of the Colorado Front Range Infrastructure Resources Project |
ofr02-338_depth2wt | Digital geospatial datasets in support of hydrologic investigations of the Colorado Front Range Infrastructure Resources Project |
ofr02-338_outcrop | Digital geospatial datasets in support of hydrologic investigations of the Colorado Front Range Infrastructure Resources Project |
ofr02-338_satzone | Digital geospatial datasets in support of hydrologic investigations of the Colorado Front Range Infrastructure Resources Project |
ofr02-338_sedthick | Digital geospatial datasets in support of hydrologic investigations of the Colorado Front Range Infrastructure Resources Project |
ofr02-338_stdyarea | Digital geospatial datasets in support of hydrologic investigations of the Colorado Front Range Infrastructure Resources Project |
ofr02-338_watertbl | Digital geospatial datasets in support of hydrologic investigations of the Colorado Front Range Infrastructure Resources Project |
ofr0264_aqbase | Digital map of the elevation of the base of the High Plains Aquifer in the Republican River Basin upstream of Hardy, Nebraska, in parts of Nebraska, Kansas, and Colorado |
ofr0279_may75 | Streamflow gain/loss in the Republican River Basin, Nebraska, May 1975 |
ofr0280_jul75 | Streamflow gain/loss in the Republican River Basin, Nebraska, July 1975 |
ofr0281_oct75 | Streamflow gain/loss in the Republican River Basin, Nebraska, October 1975 |
ofr0283_oct78 | Streamflow gain/loss in the Republican River Basin, Nebraska, October 1978 |
ofr0284_may80 | Streamflow gain/loss in the Republican River Basin, Nebraska, April to May 1980 |
ofr0285_oct80 | Streamflow gain/loss in the Republican River Basin, Nebraska, October 1980 |
ofr0286_oct81 | Streamflow gain/loss in the Republican River Basin, Nebraska, October 1981 |
ofr0287_mar89 | Streamflow gain/loss in the Republican River Basin, Nebraska, March 1989 |
ofr0288_oct98 | Streamflow gain/loss in the Republican River Basin, Nebraska, October 1998 |
ofr041189312 | This data set represents the estimated percentage of the 1-km grid cell that is covered by or subject to the agricultural conservation practice (CP312), Agricultural Waste Management Systems on agricultural land by county (ofr041189312) |
ofr041189320 | This data set represents the estimated percentage of the 1-km grid cell that is covered by or subject to the agricultural conservation practice (CP320), Irrigation Canals or Laterals on agricultural land by county (ofr041189320) |
ofr041189329 | This data set represents the estimated percentage of the 1-km grid cell that is covered by or subject to the agricultural conservation practice (CP329 ), Conservation Tillage Systems (CTS) on agricultural land by county (ofr041189329) |
ofr041189330 | This data set represents the estimated percentage of the 1-km grid cell that is covered by or subject to the agricultural conservation practice (CP330), Contour Farming (CF) on agricultural land by county (ofr041189330) |
ofr041189428 | This data set represents the estimated percentage of the 1-km grid cell that is covered by or subject to the agricultural conservation practice (CP428), Irrigation Water Conveyance by Ditch and Canal (IWCDC) on agricultural land by county (ofr041189428) |
ofr041189430 | This data set represents the estimated percentage of the 1-km grid cell that is covered by or subject to the agricultural conservation practice (CP430), Irrigation Water Conveyance by Pipelines (IWCP) on agricultural land by county (ofr041189430) |
ofr041189447 | This data set represents the estimated percentage of the 1-km grid cell that is covered by or subject to the agricultural conservation practice (CP447), Irrigation System by Tailwater Recovery (ISTR) on agricultural land by county (ofr041189447) |
ofr041189449 | This data set represents the estimated percentage of the 1-km grid cell that is covered by or subject to the agricultural conservation practice (CP449), Irrigation Water Management Recovery (IWM) on agricultural land by county (ofr041189449) |
ofr041189464 | This data set represents the estimated percentage of the 1-km grid cell that is covered by or subject to the agricultural conservation practice (CP464), Irrigation Land Leveling (ILL) on agricultural land by county (ofr041189464) |
ofr041189600 | This data set represents the estimated percentage of the 1-km grid cell that is covered by or subject to the agricultural conservation practice (CP600), Terrace Farming (TF) on agricultural land by county (ofr041189600 ) |
ofr041189606 | This data set represents the estimated percentage of the 1-km grid cell that is covered by or subject to the agricultural conservation practice (CP606), Subsurface Drains (SD) on agricultural land by county (ofr041189606) |
ofr041189607 | This data set represents the estimated percentage of the 1-km grid cell that is covered by or subject to the agricultural conservation practice (CP607), Surface Drainage, Field Ditches (SDFD) on agricultural land by county (ofr041189607) |
ofr041189is01 | This data set represents the estimated percentage of the 1-km grid cell that is covered by or subject to the agricultural conservation practice (CPIS01), Wells as an Irrigation Source (WIS) on agricultural land by county (ofr041189is01) |
ofr041189is02 | This data set represents the estimated percentage of the 1-km grid cell that is covered by or subject to the agricultural conservation practice (CPIS02), Pond, Lake or Reservoir as an Irrigation Source (PLRIS) on agricultural land by county (ofr041189is02) |
ofr041189is03 | This data set represents the estimated percentage of the 1-km grid cell that is covered by or subject to the agricultural conservation practice (CPIS03), Stream, Ditch or Canal as an Irrigation Source (SDCIS) on agricultural land by county (ofr041189is03) |
ofr041189is04 | This data set represents the estimated percentage of the 1-km grid cell that is covered by or subject to the agricultural conservation practice (CPIS04), Stream, Lagoon or Other Waste Waster (not including tailwater recovery) as an Irrigation Source (LWWIS) on agricultural land by county (ofr041189is04) |
ofr041189is05 | This data set represents the estimated percentage of the 1-km grid cell that is covered by or subject to the agricultural conservation practice (CPIS05), Combination of Irrigation Sources (CIS) on agricultural land by county (ofr041189is05) |
ofr041189it01 | This data set represents the estimated percentage of the 1-km grid cell that is covered by or subject to the agricultural conservation practice (CPIT01), Gravity Irrigation Source (GI) on agricultural land by county (ofr041189it01) |
ofr041189it02 | This data set represents the estimated percentage of the 1-km grid cell that is covered by or subject to the agricultural conservation practice (CPIT02), Pressure Irrigation Source (PI) on agricultural land by county (ofr041189it02) |
ofr041189it03 | This data set represents the estimated percentage of the 1-km grid cell that is covered by or subject to the agricultural conservation practice (CPIT03), Gravity and Pressure Irrigation Source (GPI) on agricultural land by county (ofr041189it03) |
ofr07-1056_all_trans.shp | Transects used for pre- and postconstruction data collection at constructed emergent sandbar habitats downstream from Gavins Point Dam near River Miles 761.4 and 769.8 on the Missouri River |
ofr07-1056_dn_diff_tin | Difference betweem postconstruction and preconstruction land surface elevation tins on the Missouri River Downstream from Gavins Point Dam near River Mile 761.4. |
ofr07-1056_dn_post_bathy.shp | Bathymetry data for the post-construction survey of the Emergent Sandbar Habitat project at river mile 761.4 downstream from Gavins Point dam on the Missouri River. |
ofr07-1056_dn_post_gps.shp | GPS data collected for postconstruction hydrographic surveys of Missouri River downstream from Gavins Point Dam near river mile 761.4 |
ofr07-1056_dn_post_tin | Postconstruction tin of land surface on the Missouri River downstream from Gavins Point Dam near River Mile 761.4 |
ofr07-1056_dn_pre_bathy.shp | Bathymetry data for the pre-construction survey of the Emergent Sandbar Habitat project at river mile 761.4 downstream from Gavins Point dam on the Missouri River. |
ofr07-1056_dn_pre_gps.shp | GPS data collected for preconstruction hydrographic surveys of Missouri River downstream from Gavins Point Dam near river mile 761.4 |
ofr07-1056_up_diff_tin | Difference betweem postconstruction and preconstruction land surface elevation tins on the Missouri River Downstream from Gavins Point Dam near River Mile 769.8. |
ofr07-1056_up_post_bathy.shp | Bathymetry data for the post-construction survey of the Emergent Sandbar Habitat project at river mile 769.8 downstream from Gavins Point Dam on the Missouri River. |
ofr07-1056_up_post_gps.shp | GPS data collected for transects as part of the post-construction survey at Emergent Sandbar Habitat site on the Missouri River near river mile 769.8 |
ofr07-1056_up_post_tin | Postconstruction tin of land surface on the Missouri River downstream from Gavins Point Dam near River Mile 769.8 |
ofr07-1056_up_post_vel_array.shp | Postconstruction water velocity arrays collected at selected transects on the Missouri River downstream from Gavins Point Dam near River Mile 769.8 |
ofr07-1056_up_post_vel_pt.shp | Postconstruction water velocity data collected at selected points on the Missouri River downstream from Gavins Point Dam near River Mile 769.8 |
ofr07-1056_up_pre_bathy.shp | Bathymetry data for the pre-construction survey of the Emergent Sandbar Habitat project at river mile 769.8 downstream from Gavins Point Dam on the Missouri River. |
ofr07-1056_up_pre_gps.shp | GPS data collected for transects as part of the pre-construction survey at Emergent Sandbar Habitat site on the Missouri River near river mile 769.8 |
ofr96-443_aqbound | Digital data sets that describe aquifer characteristics of the Antlers aquifer in southeastern Oklahoma |
ofr96-443_cond | Digital data sets that describe aquifer characteristics of the Antlers aquifer in southeastern Oklahoma |
ofr96-443_recharg | Digital data sets that describe aquifer characteristics of the Antlers aquifer in southeastern Oklahoma |
ofr96-443_wlelev | Digital data sets that describe aquifer characteristics of the Antlers aquifer in southeastern Oklahoma |
ofr96-444_aqbound | Digital data sets that describe aquifer characteristics of the Vamoosa-Ada aquifer in east-central Oklahoma |
ofr96-444_cond | Digital data sets that describe aquifer characteristics of the Vamoosa-Ada aquifer in east-central Oklahoma |
ofr96-444_recharg | Digital data sets that describe aquifer characteristics of the Vamoosa-Ada aquifer in east-central Oklahoma |
ofr96-444_wlelev | Digital data sets that describe aquifer characteristics of the Vamoosa-Ada aquifer in east-central Oklahoma |
ofr96-445_aqbound | Digital data sets that describe aquifer characteristics of the alluvial and terrace deposits along the Cimarron River from Freedom to Guthrie in northwestern Oklahoma |
ofr96-445_cond | Digital data sets that describe aquifer characteristics of the alluvial and terrace deposits along the Cimarron River from Freedom to Guthrie in northwestern Oklahoma |
ofr96-445_recharg | Digital data sets that describe aquifer characteristics of the alluvial and terrace deposits along the Cimarron River from Freedom to Guthrie in northwestern Oklahoma |
ofr96-445_wlelev | Digital data sets that describe aquifer characteristics of the alluvial and terrace deposits along the Cimarron River from Freedom to Guthrie in northwestern Oklahoma |
ofr96-446_aqbound | Digital data sets that describe aquifer characteristics of the alluvial and terrace deposits along the Beaver-North Canadian River from the panhandle to Canton Lake in northwestern Oklahoma |
ofr96-446_cond | Digital data sets that describe aquifer characteristics of the alluvial and terrace deposits along the Beaver-North Canadian River from the panhandle to Canton Lake in northwestern Oklahoma |
ofr96-446_recharg | Digital data sets that describe aquifer characteristics of the alluvial and terrace deposits along the Beaver-North Canadian River from the panhandle to Canton Lake in northwestern Oklahoma |
ofr96-446_wlelev | Digital data sets that describe aquifer characteristics of the alluvial and terrace deposits along the Beaver-North Canadian River from the panhandle to Canton Lake in northwestern Oklahoma |
ofr96-447_aqbound | Digital data sets that describe aquifer characteristics of the alluvial and terrace deposits along the North Canadian River from Canton Lake to Lake Overholser in central Oklahoma |
ofr96-447_cond | Digital data sets that describe aquifer characteristics of the alluvial and terrace deposits along the North Canadian River from Canton Lake to Lake Overholser in central Oklahoma |
ofr96-447_recharg | Digital data sets that describe aquifer characteristics of the alluvial and terrace deposits along the North Canadian River from Canton Lake to Lake Overholser in central Oklahoma |
ofr96-447_wlelev | Digital data sets that describe aquifer characteristics of the alluvial and terrace deposits along the North Canadian River from Canton Lake to Lake Overholser in central Oklahoma |
ofr96-448_aqbound | Digital data sets that describe aquifer characteristics of the alluvial and terrace deposits along the North Canadian River from Oklahoma City to Eufaula Lake in east-central Oklahoma |
ofr96-448_cond | Digital data sets that describe aquifer characteristics of the alluvial and terrace deposits along the North Canadian River from Oklahoma City to Eufaula Lake in east-central Oklahoma |
ofr96-448_recharg | Digital data sets that describe aquifer characteristics of the alluvial and terrace deposits along the North Canadian River from Oklahoma City to Eufaula Lake in east-central Oklahoma |
ofr96-448_wlelev | Digital data sets that describe aquifer characteristics of the alluvial and terrace deposits along the North Canadian River from Oklahoma City to Eufaula Lake in east-central Oklahoma |
ofr96-449_aqbound | Digital data sets that describe aquifer characteristics of the Elk City aquifer in western Oklahoma |
ofr96-449_cond | Digital data sets that describe aquifer characteristics of the Elk City aquifer in western Oklahoma |
ofr96-449_recharg | Digital data sets that describe aquifer characteristics of the Elk City aquifer in western Oklahoma |
ofr96-449_wlelev | Digital data sets that describe aquifer characteristics of the Elk City aquifer in western Oklahoma |
ofr96-450_aqbound | Digital data sets that describe aquifer characteristics of the Enid isolated terrace aquifer in northwestern Oklahoma |
ofr96-450_cond | Digital data sets that describe aquifer characteristics of the Enid isolated terrace aquifer in northwestern Oklahoma |
ofr96-450_recharg | Digital data sets that describe aquifer characteristics of the Enid isolated terrace aquifer in northwestern Oklahoma |
ofr96-450_wlelev | Digital data sets that describe aquifer characteristics of the Enid isolated terrace aquifer in northwestern Oklahoma |
ofr96-451_aqbound | Digital data sets that describe aquifer characteristics of the High Plains aquifer in western Oklahoma |
ofr96-451_cond | Digital data sets that describe aquifer characteristics of the High Plains aquifer in western Oklahoma |
ofr96-451_recharg | Digital data sets that describe aquifer characteristics of the High Plains aquifer in western Oklahoma |
ofr96-451_wlelev | Digital data sets that describe aquifer characteristics of the High Plains aquifer in western Oklahoma |
ofr96-452_aqbound | Digital data sets that describe aquifer characteristics of the Tillman terrace and alluvial aquifer in southwestern Oklahoma |
ofr96-452_cond | Digital data sets that describe aquifer characteristics of the Tillman terrace and alluvial aquifer in southwestern Oklahoma |
ofr96-452_recharg | Digital data sets that describe aquifer characteristics of the Tillman terrace and alluvial aquifer in southwestern Oklahoma |
ofr96-452_wlelev | Digital data sets that describe aquifer characteristics of the Tillman terrace and alluvial aquifer in southwestern Oklahoma |
ofr96-453_aqbound | Digital data sets that describe aquifer characteristics of the Rush Springs aquifer in western Oklahoma |
ofr96-453_cond | Digital data sets that describe aquifer characteristics of the Rush Springs aquifer in western Oklahoma |
ofr96-453_recharg | Digital data sets that describe aquifer characteristics of the Rush Springs aquifer in western Oklahoma |
ofr96-453_wlelev | Digital data sets that describe aquifer characteristics of the Rush Springs aquifer in western Oklahoma |
ofr96-454_aqbound | Digital data sets that describe aquifer characteristics of the Central Oklahoma aquifer in central Oklahoma |
ofr96-454_cond | Digital data sets that describe aquifer characteristics of the Central Oklahoma aquifer in central Oklahoma |
ofr96-454_recharg | Digital data sets that describe aquifer characteristics of the Central Oklahoma aquifer in central Oklahoma |
ofr96-454_wlelev | Digital data sets that describe aquifer characteristics of the Central Oklahoma aquifer in central Oklahoma |
ofr96395_eva | Mean annual runoff, precipitation, and evapotranspiration in the glaciated northeastern United States, 1951-80 |
ofr96395_pre | Mean annual runoff, precipitation, and evapotranspiration in the glaciated northeastern United States, 1951-80 |
ofr96395_run | Mean annual runoff, precipitation, and evapotranspiration in the glaciated northeastern United States, 1951-80 |
ofr97-574_maprecip | Grid of mean annual precipitation for Oklahoma, 1961-1990 base period. |
ofr97-574_ok_maprecip | Grid of mean annual precipitation for Oklahoma, 1961-1990 base period. |
ofr97-574_ok_skew | Generalized peak skew coefficients for Oklahoma, 1961-1990 base period. |
ofr97-574_skew | Generalized peak skew coefficients for Oklahoma, 1961-1990 base period. |
ofr98-393_aqbase | Digital Map Of Base of Aquifer for High Plains Aquifer in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming |
ofr98-414 | Digital map of specific yield for High Plains aquifer in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming |
ofr98-548 | Digital map of hydraulic conductivity for the High Plains aquifer in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming |
ofr99-197_wlc80_95 | Digital data set of water-level changes in the High Plains aquifer in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming, 1980 to 1995 |
ofr99-198_wlc80_96 | Digital data set of water-level changes in the High Plains aquifer in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming, 1980 to 1996 |
ofr99-214_hpbedrock | This geospatial data set consists of the bedrock formations of the High Plains aquifer, which underlies parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming. |
ofr99-261 | Digital map of geologic faults for the High Plains aquifer in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming |
ofr99-262 | Digital map of saturated thickness in 1980 for the High Plains aquifer in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming |
ofr99-263 | Digital map of water levels in 1980 for the High Plains aquifer in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming |
ofr99-264 | Digital map of predevelopment water levels for the High Plains aquifer in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming |
ofr99-265 | Digital map of changes in water levels from predevelopment to 1980 for the High Plains aquifer in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming |
ofr99-266 | Digital map of areas of little or no saturated thickness for the High Plains aquifer in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming |
ofr99-267 | Digital map of aquifer boundary for the High Plains aquifer in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming |
ofr99-463_contours | Digital Data Sets of Depth-Duration Frequency of Precipitation for Oklahoma, USGS OFR 99-463. |
ofr99-463_county | Digital Data Sets of Depth-Duration Frequency of Precipitation for Oklahoma, USGS OFR 99-463. |
ofr99-463_sites | Digital Data Sets of Depth-Duration Frequency of Precipitation for Oklahoma, USGS OFR 99-463. |
ofr99-463_surfaces | Digital Data Sets of Depth-Duration Frequency of Precipitation for Oklahoma, USGS OFR 99-463. |
ofr99-77_aquif75m | Digital data set describing principal aquifers in the conterminous US |
ofr99-77_geol75m | Digital data set describing surficial geology in the conterminous US |
ofr99-77_gwregion | Digital data set describing ground-water regions in the conterminous US |
ofr99-77_gwreguw | Digital data set describing ground-water regions with unconsolidated watercourses in the conterminous US |
ofr99-78_cowu95 | Digital data sets describing county water use for 1995 in the conterminous US |
ofr99-78_eftri | Digital data sets describing Toxics Release Inventory locations with 1995 VOC releases in the conterminous US |
ofr99-78_metropop | Digital data sets describing metropolitan areas in the conterminous US |
ofr99-78_popdeng | Digital data sets describing population density in the conterminous US |
ofr99-96_wlc80_94 | Digital data set of water-level changes in the High Plains aquifer in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming, 1980 to 1994 |
pesticide_use92 | 1992 County Pesticide Use Estimates for 200 Compounds |
pesticide_use97 | 1997 County Pesticide Use Estimates for 220 Compounds |
photo | Photographs used to verify ET units classified in the major discharge areas of Death Valley regional |
physio | Physiographic divisions of the conterminous U. S. |
places | City locations for all places in the TIGER files |
powder_hub | Digital Hydrologic Cataloging-Unit Boundaries for the Powder River, Wyoming, at 1:24,000 Scale |
qsitesdd | Flow characteristics at U.S. Geological Survey streamgages in the conterminous United States. |
raintin | Tin of average annuall rainfall amounts for Ohio (in inches) |
realstx | Realtime USGS Streamflow Stations |
rech48grd | Estimated mean annual natural ground-water recharge in the conterminous United States |
regolith | Superfund GIS - Regolith thickness in Tennessee |
reservoir | Summary of selected characteristics of large reservoirs |
runoff | Average annual runoff in the United States, 1951-80 |
satof48 | Saturation overland flow estimated by TOPMODEL for the conterminous United States |
sd_ddwd_dep | Depth to top of the Deadwood Formation |
sd_inkr_dep | Depth to top of the Inyan Kara Group |
sd_lcsens_da | Polygons Representing Drainage Areas Upstream from Potential Stremflow-loss Zones in Lawrence County, SD |
sd_lcsens_lz | Arcs Representing Potential Streamflow-loss Zones in Lawrence County, SD |
sd_lcsens_pol | Polygons Representing Sensitivity of Ground Water to Contamination in Lawrence County, SD |
sd_mdsn_dep | Depth to top of the Madison Limestone |
sd_mdsn_thk | Generalized thickness of the Madison Limestone and Englewood Formation, Black Hills, South Dakota. |
sd_mdsnst_thk | Saturated thickness of the Madison aquifer, Black Hills, South Dakota. |
sd_mnkt_dep | Depth to top of the Minnekahta Limestone |
sd_mnls_dep | Depth to top of the Minnelusa Formation |
sd_mnls_thk | Generalized thickness of the Minnelusa Formation, Black Hills, South Dakota. |
sd_mnlsst_thk | Saturated thickness of the Minnelusa aquifer, Black Hills, South Dakota. |
sd_pr5098 | Isohyetal map showing distribution of average annual precipitation for the Black Hills area, South Dakota, water years 1950-98 |
sd_pr6190 | Isohyetal map showing distribution of average annual precipitation for the Black Hills area, South Dakota, water years 1961-90 |
sd_prgages | Measured and estimated monthly precipitation values for precipitation gages in the Black Hills area, South Dakota, water years 1931-98 |
sd_re5098 | Generalized average annual yield efficiency (in percent of annual precipitation) for the Black Hills area, South Dakota, water years 1950-98 |
sfbc | WATSTORE Stream Flow Basin Characteristics File |
sgpwa_drg27_image | Topographic Map image of the San Gorgonio Pass area, Riverside County, California. |
sgpwa_hill27_image | Hillshade of the San Gorgonio Pass area, Riverside County, California. |
sgpwa_lsat27_image | LandSat7 image of the San Gorgonio Pass area, Riverside County, California. |
sgpwa_utm27f | Digital Elevation Model of the San Gorgonio Pass area, elevation values in feet, Riverside County, California. |
sgpwa_utm27m | A 30 meter Digital Elevation Model (DEM) of the San Gorgonio Pass area, Riverside County, California. |
sim06-2949A_dar_bndry | Lake Darling Boundary (polygon) - Edge of water at lake-surface elevation, 656.1 ft above NAVD 88. |
sim06-2949A_dar_bth_cont | Bathymetric Contours for Lake Darling, Washington County, Iowa |
sim06-2949A_dar_islands | Lake Darling Islands (polygon) - Edge of water at lake-surface elevation, 656.1 ft above NAVD 88. |
sim06-2949A_dar_targpts | Individual Target Data-Collection Points for Lake Darling, Washington County, Iowa |
sim06-2949A_dar_tinpts | Data-Collection Points Along Transects and Around Perimeter for Lake Darling, Washington County, Iowa |
sim06-2949B_litt_bndry | Littlefield Lake Boundary (polygon) - Edge of water at lake-surface elevations, 1293.6 ft above NAVD 88 for main lake and 1296.9 ft above NAVD88 upstream of siltation dam |
sim06-2949B_litt_bth_cont | Bathymetric Contours for Littlefield Lake, Audubon County, Iowa |
sim06-2949B_litt_targpts | Individual Target Data-Collection Points for Littlefield Lake, Audubon County, Iowa |
sim06-2949B_litt_tinpts20 | Data-Collection Points Along Transects and Around Perimeter at Littlefield Lake, Audubon County, Iowa |
sim06-2949C_min_bndry | Lake Minnewashta Boundary (polygon) - Edge of water at lake-surface elevation, 1394.5 ft above NGVD 29 |
sim06-2949C_min_bth_cont | Bathymetric Contours for Lake Minnewashta, Dickinson County, Iowa |
sim06-2949C_min_targpts | Individual Target Data-Collection Points for Lake Minnewashta, Dickinson County, Iowa |
sim06-2949C_min_tinpts | Data-Collection Points Along Transects and Around Perimeter of Lake Minnewashta, Dickinson County, Iowa |
sim06-2949E_pr_bndry | Prairie Rose Lake Boundary (polygon) - Edge of water at lake-surface elevations, 1227.9 ft above NAVD 88 for the main lake and 1229.6 ft above NAVD 88 upstream of the siltation dam |
sim06-2949E_pr_bth_cont | Bathymetric Contours for Prairie Rose Lake, Shelby County, Iowa |
sim06-2949E_pr_targpts | Individual Target Data-Collection Points for the Main Portion of Prairie Rose Lake, Shelby County, Iowa |
sim06-2949E_pr_targsdam | Individual Target Data-Collection Points Upstream of the Siltation Dam at Prairie Rose Lake, Shelby County, Iowa |
sim06-2949E_pr_tinpts30 | Data-Collection Points Along Transects and Around Perimeter at Prairie Rose Lake, Shelby County, Iowa |
sim06-2949F_ugar_bndry | Upper Gar Lake Boundary (polygon) - Edge of water at lake-surface elevation, 1394.7 ft above NGVD 29 |
sim06-2949F_ugar_bth_cont | Bathymetric Contours for Upper Gar Lake, Dickinson County, Iowa |
sim06-2949F_ugar_targpts | Individual Target Data-Collection Points for Upper Gar Lake, Dickinson County, Iowa |
sim06-2949F_ugar_tinpts | Data-Collection Points Along Transects and Around Perimeter at Upper Gar Lake, Dickinson County, Iowa |
sim06_2949D_eag_bndry | Nine Eagles Lake Boundary (polygon) - Edge of water at lake-surface elevation, 937.0 ft above NAVD 88 |
sim06_2949D_eag_bth_cont | Bathymetric Contours for Nine Eagles Lake, Decatur County, Iowa |
sim06_2949D_eag_targpts | Individual Target Data-Collection Points for Nine Eagles Lake, Decatur County, Iowa |
sim06_2949D_eag_tinpts20 | Data-Collection Points Along Transects and Around Perimeter of Nine Eagles Lake, Decatur County, Iowa |
sir045205_bnd | Lateral boundary of the transient ground-water flow model, Death Valley regional ground-water flow system, Nevada and California |
sir045205_bnd_3x325 | Study area boundary for the Death Valley regional ground-water flow system, Nevada and California |
sir045205_bnd_dv_pp1370f | Boundary of the Death Valley region by Bedinger and others (1989), for the Death Valley regional ground-water flow system study, Nevada and California |
sir045205_bnd_model_wri964300 | Boundary of the ground-water flow model by D'Agnese and others (1997), for the Death Valley regional ground-water flow system study, Nevada and California |
sir045205_bnd_pp1409a | Historical boundary of the Death Valley regional ground-water flow system by Harrill and Prudic (1998), for the Death Valley regional ground-water flow system study, Nevada and California |
sir045205_bnd_wri024102 | Lateral boundary of the steady-state ground-water flow model by D'Agnese and others (2002), Death Valley regional ground-water flow system, Nevada and California |
sir045205_bnd_wri964300 | Flow system boundary by D'Agnese and others (1997) for the Death Valley regional ground-water flow system study, Nevada and California |
sir045205_chds | Simulated constant-head boundary for the transient ground-water flow model, Death Valley regional ground-water flow system, Nevada and California |
sir045205_deserts_sw | Deserts of the southwestern United States, for the Death Valley regional ground-water flow system study, Nevada and California |
sir045205_drains | Discharge areas for the transient ground-water flow model, Death Valley regional ground-water flow system, Nevada and California |
sir045205_dv_mosaic | False-color composite of Landsat data for the Death Valley regional ground-water flow system project, Nevada and California |
sir045205_dvrfs_harrill_contarea | Boundary of the area contributing flow to the Death Valley regional ground-water flow system, Nevada and California |
sir045205_geology_xsecs | Traces of geologic and hydrogeologic cross sections used to develop the hydrogeologic framework model of the Death Valley regional ground-water flow system, Nevada and California |
sir045205_hd16_t0_tr | Simulated potentiometric surface contours of prepumping conditions in layer 16 of the transient ground-water flow model of the Death Valley regional ground-water flow system, Nevada and California |
sir045205_hd16_t85_tr | Simulated potentiometric surface contours at end of simulation (1998) in model layer 16 of the transient ground-water flow model of the Death Valley regional ground-water flow system, Nevada and California |
sir045205_hd1_t0_tr | Simulated potentiometric surface contours of prepumping conditions in layer 1 of the transient ground-water flow model of the Death Valley regional ground-water flow system, Nevada and California |
sir045205_hd1_t85_tr | Simulated potentiometric surface contours at end of simulation (1998) in model layer 1 of the transient ground-water flow model of the Death Valley regional ground-water flow system, Nevada and California |
sir045205_hfbs | Horizontal flow barriers for the transient ground-water flow model, Death Valley regional ground-water flow system, Nevada and California |
sir045205_hfbs_geo | Potential structural barriers to ground-water flow, Death Valley regional ground-water flow system, Nevada and California |
sir045205_hfm_thick | Thicknesses of hydrogeologic units used in the hydrogeologic framework and transient ground-water flow model of the Death Valley regional ground-water flow system, Nevada and California |
sir045205_hfm_top | Surface altitudes of hydrogeologic units used in the hydrogeologic framework and transient ground-water flow model of the Death Valley regional ground-water flow system, Nevada and California |
sir045205_hobs_ss | Locations, values, and uncertainties of hydraulic-head observations for the steady-state, prepumped period of the transient ground-water flow model, Death Valley regional ground-water flow system, Nevada and California |
sir045205_hobs_sstr | Locations, values, and uncertainties of hydraulic-head observations for the transient ground-water flow model, Death Valley regional ground-water flow system, Nevada and California |
sir045205_hydro_geo | Hydrogeologic map of the Death Valley regional ground-water flow system, Nevada and California |
sir045205_model_cells | Model grid and infiltration values for the transient ground-water flow model, Death Valley regional ground-water flow system, Nevada and California |
sir045205_model_layers | Altitudes of the top of model layers for the transient ground-water flow model, Death Valley regional ground-water flow system, Nevada and California |
sir045205_pot_wri974052 | Estimated potentiometric surface by D'Agnese and others (1998), for the Death Valley regional ground-water flow system study, Nevada and California |
sir045205_pumping | Pumpage for the transient ground-water flow model, Death Valley regional ground-water flow system, Nevada and California |
sir045205_rch_model1 | Net infiltration of the Death Valley regional ground-water flow system, Nevada and California |
sir045205_regpot | Regional potentiometric-surface contours by Bedinger and Harrill (2004), for the Death Valley regional ground-water flow system study, Nevada and California |
sir045205_regpot_deepwl | Reference wells for the regional ground-water potential map by Bedinger and Harrill (2004), Death Valley regional ground-water flow system, Nevada and California |
sir045205_regpot_spr_ca | Reference springs in California for the regional ground-water potential map by Bedinger and Harrill (2004), Death Valley regional ground-water flow system, Nevada and California |
sir045205_regpot_spr_nv | Reference springs in Nevada for the regional ground-water potential map by Bedinger and Harrill (2004), Death Valley regional ground-water flow system, Nevada and California |
sir045205_regpot_wl_ca | Topographic reference points in California for the regional ground-water potential map by Bedinger and Harrill (2004), Death Valley regional ground-water flow system, Nevada and California |
sir045205_regpot_wl_nv | Topographic reference points in Nevada for the regional ground-water potential map by Bedinger and Harrill (2004), Death Valley regional ground-water flow system, Nevada and California |
sir045205_start_heads | Initial hydraulic heads for the transient ground-water flow model, Death Valley regional ground-water flow system, Nevada and California |
sir045205_subreg | Subregions of the Death Valley regional ground-water flow system, Nevada and California |
sir045205_swnvf | Boundary of the southwestern Nevada volcanic field from Laczniak and others (1996), for the Death Valley regional ground-water flow system study, Nevada and California |
sir045205_ugta_flow_bnd | Boundary of the ground-water flow model by IT Corporation (1996), for the Death Valley regional ground-water flow system study, Nevada and California |
sir045205_ugta_hfm_bnd | Boundary of the hydrogeologic framework model by IT Corporation (1996), for the Death Valley regional ground-water flow system study, Nevada and California |
sir045205_zones | Material-property zones used in the transient ground-water flow model of the Death Valley regional ground-water flow system, Nevada and California |
sir2004-5155_geol250 | 1:250,000-scale geology of the Dry Valley Hydrographic Area, Nevada and California |
sir2004-5186_eff_p | Areas permitted for irrigation, storage, evaporation, and disposal of treated sewage effluent in the upper Carson River Basin, Nevada and California |
sir2004-5186_geol250 | 1:250,000-scale geology of the Carson River Basin, Nevada and California |
sir2005-5073_CBRWM_LandSegments | SIR2005-5073_CBRWM_LandSegments |
sir2005-5073_CBRWM_watersheds | SIR2005-5073_CBRWM_watersheds |
sir2005-5153_ohio_bankfull_data | Geomorphic, basin-characteristic, and peak-streamflow data for 50 streams in Ohio |
sir2005_5073_CBland | Chesapeake Bay Land segments |
sir2006-5100_dtwha153_l | Depth to ground water contours of hydrographic area 153, Diamond Valley, Nevada |
sir2006-5100_dtwnv_g | Depth to ground water of Nevada |
sir2006-5100_wanv_g | Water-table altitude of Nevada |
sir2006-5100_wanv_l | Water-table contours of Nevada |
sir2007-5087_etunit | Evapotranspiration units in the Basin and Range carbonate-rock aquifer system, White Pine County, Nevada, and adjacent parts of Nevada and Utah |
sir2007-5087_potgwdischarge | Potential areas of ground-water discharge in the Basin and Range carbonate-rock aquifer system, White Pine County, Nevada, and adjacent parts of Nevada and Utah |
sir2007-5258_oct2006confinedwl | Ground-water level contours for the confined aquifer in the Wood River Valley, south-central Idaho, representing conditions during October 2006. |
sir2007-5258_oct2006wl | Ground-water level contours for the unconfined aquifer in the Wood River Valley, south-central Idaho, representing conditions during October 2006. |
sir2007-5258_partdev | Ground-water level contours for the unconfined aquifer in the Wood River Valley, south-central Idaho, representing partial-development conditions. |
sir2007-5258_partdevconfined | Ground-water level contours for the confined aquifer in the Wood River Valley, south-central Idaho, representing the partial-development conditions. |
sir2007-5258confwldifference | Difference between the 2006 and partial-development ground-water conditions for the confined aquifer in the Wood River Valley, south-central Idaho. |
sir2007-5258wldifference | Difference between the 2006 and partial-development ground-water conditions for the unconfined aquifer in the Wood River Valley, south-central Idaho. |
states2m | 1:2,000,000-scale state boundaries of the conterminous United States |
statsoil | Superfund GIS - Soil thickness, permeability, texture, and classification in Tennessee |
stream | 1:2,000,000-scale Digital Line Graph files of streams |
streamclp | Ohio-drainage stream centerline coverage for use with Water Resources Investigations Report 03-4164 |
streamgages | USGS Streamgages Linked to the Medium Resolution NHD |
sw_site_yell | Surface-water sampling stations, National Water-Quality Assessment, Yellowstone River Basin, Montana, North Dakota, and Wyoming |
uspop80 | 1980 point population coverage for the Conterminous United States |
uspop90 | 1990 point population coverage for the Conterminous United States |
uspopd00x10g | 2000 population density by block group for the conterminous United States |
uspopd90x10g | 1990 population density by block group for the conterminous United States |
ussoils | Soils data for the Conterminous United States Derived from the NRCS State Soil Geographic (STATSGO) Data Base. [Original title: State Soil Geographic (STATSGO) Data Base for the Conterminous United States.] |
ut_beaver | Hydrologic Data Sites for Beaver County, Utah |
ut_beaver_qw | Specific Water Quality Sites for Beaver County, Utah |
ut_boxelder | Hydrologic Data Sites for Boxelder County, Utah |
ut_boxelder_qw | Specific Water Quality Sites for Boxelder County, Utah |
ut_cache | Hydrologic Data Sites for Cache County, Utah |
ut_cache_qw | Specific Water Quality Sites for Cache County, Utah |
ut_carbon | Hydrologic Data Sites for Carbon County, Utah |
ut_carbon_qw | Specific Water Quality Sites for Carbon County, Utah |
ut_daggett | Hydrologic Data Sites for Daggett County, Utah |
ut_daggett_qw | Specific Water Quality Sites for Daggett County, Utah |
ut_davis | Hydrologic Data Sites for Davis County, Utah |
ut_davis_qw | Specific Water Quality Sites for Davis County, Utah |
ut_duchesne | Hydrologic Data Sites for Duchesne County, Utah |
ut_duchesne_qw | Specific Water Quality Sites for Duchesne County, Utah |
ut_emery | Hydrologic Data Sites for Emery County, Utah |
ut_emery_qw | Specific Water Quality Sites for Emery County, Utah |
ut_garfield | Hydrologic Data Sites for Garfield County, Utah |
ut_garfield_qw | Specific Water Quality Sites for Garfield County, Utah |
ut_grand | Hydrologic Data Sites for Grand County, Utah |
ut_grand_qw | Specific Water Quality Sites for Grand County, Utah |
ut_iron | Hydrologic Data Sites for Iron County, Utah |
ut_iron_qw | Specific Water Quality Sites for Iron County, Utah |
ut_juab | Hydrologic Data Sites for Juab County, Utah |
ut_juab_qw | Specific Water Quality Sites for Juab County, Utah |
ut_kane | Hydrologic Data Sites for Kane County, Utah |
ut_kane_qw | Specific Water Quality Sites for Kane County, Utah |
ut_millard | Hydrologic Data Sites for Millard County, Utah |
ut_millard_qw | Specific Water Quality Sites for Millard County, Utah |
ut_morgan | Hydrologic Data Sites for Morgan County, Utah |
ut_morgan_qw | Specific Water Quality Sites for Morgan County, Utah |
ut_piute | Hydrologic Data Sites for Piute County, Utah |
ut_piute_qw | Specific Water Quality Sites for Piute County, Utah |
ut_rich | Hydrologic Data Sites for Rich County, Utah |
ut_rich_qw | Specific Water Quality Sites for Rich County, Utah |
ut_saltlake | Hydrologic Data Sites for Saltlake County, Utah |
ut_saltlake_qw | Specific Water Quality Sites for Saltlake County, Utah |
ut_sanjuan | Hydrologic Data Sites for Sanjuan County, Utah |
ut_sanjuan_qw | Specific Water Quality Sites for Sanjuan County, Utah |
ut_sanpete | Hydrologic Data Sites for Sanpete County, Utah |
ut_sanpete_qw | Specific Water Quality Sites for Sanpete County, Utah |
ut_sevier | Hydrologic Data Sites for Sevier County, Utah |
ut_sevier_qw | Specific Water Quality Sites for Sevier County, Utah |
ut_summit | Hydrologic Data Sites for Summit County, Utah |
ut_summit_qw | Specific Water Quality Sites for Summit County, Utah |
ut_tooele | Hydrologic Data Sites for Tooele County, Utah |
ut_tooele_qw | Specific Water Quality Sites for Tooele County, Utah |
ut_uintah | Hydrologic Data Sites for Uintah County, Utah |
ut_uintah_qw | Specific Water Quality Sites for Uintah County, Utah |
ut_utah | Hydrologic Data Sites for Utah County, Utah |
ut_utah_qw | Specific Water Quality Sites for Utah County, Utah |
ut_wasatch | Hydrologic Data Sites for Wasatch County, Utah |
ut_wasatch_qw | Specific Water Quality Sites for Wasatch County, Utah |
ut_washington | Hydrologic Data Sites for Washington County, Utah |
ut_washington_qw | Specific Water Quality Sites for Washington County, Utah |
ut_wayne | Hydrologic Data Sites for Wayne County, Utah |
ut_wayne_qw | Specific Water Quality Sites for Wayne County, Utah |
ut_weber | Hydrologic Data Sites for Weber County, Utah |
ut_weber_qw | Specific Water Quality Sites for Weber County, Utah |
varindexgrid | Grid of streamflow variability index for Ohio |
wri99-4000_lithogeo | Lithogeochemical Character of Near-Surface Bedrock in the Connecticut, Housatonic and Thames River Basins |
wrir84-4119c_ds500nv | 1:500,000-scale dissolved solids in ground water in the Basin and Range Province of Nevada |
wrir99-4188_cv_x | Ground-water monitoring sites for Carson Valley, Nevada |
wrir99-4188_dtw | Depth-to-water contours for Carson Valley, Nevada |
wrir99-4188_wla | Ground-water-level contours for Carson Valley, Nevada |
wshed_yell | Drainage-area boundaries for selected sampling stations, scale 1:100,000, Yellowstone River Basin, Montana, North Dakota, and Wyoming |
yell_100k | Yellowstone River Basin study unit boundary, National Water-Quality Assessment Program, scale 1:100,000, Montana, North Dakota, and Wyoming |
yell_drarea | Drainage-area boundaries for selected sampling stations, scale 1:100,000, Yellowstone River Basin, Montana, North Dakota, and Wyoming |
yell_mineral | Mineral resource areas of the Yellowstone River Basin, Montana and Wyoming |