344 datasets found
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Federal
National Land Cover Database 2001 (NLCD01) Tile 1, Northwest United States: NLCD01_1
Department of the Interior —
This 30-meter data set represents land use and land cover for the conterminous United States for the 2001 time period. The data have been arranged into four tiles to... -
Federal
Laboratory Quality-Control Data Associated with Groundwater Samples Collected for Hormones and Pharmaceuticals by the National Water-Quality Assessment Project in 2013-15
Department of the Interior —
This data set includes results for hormone and pharmaceutical compounds analyzed from 2012 through 2016 in laboratory quality-control samples that are associated with... -
Federal
Attributes for MRB_E2RF1 Catchments by Major River Basins in the Conterminous United States: Average Saturation Excess-Overland Flow, 2002
Department of the Interior —
This tabular data set represents the average value of saturation overland flow, in percent of total streamflow, compiled for every MRB_E2RF1 catchment of selected... -
Federal
National Land Cover Database 2001 (NLCD01) Tile 4, Southeast United States: NLCD01_4
Department of the Interior —
This 30-meter data set represents land use and land cover for the conterminous United States for the 2001 time period. The data have been arranged into four tiles to... -
Federal
Dissolved Pesticide Concentrations in Weekly Water Samples and Ancillary Data (Midwest, 2013)
Department of the Interior —
Dissolved pesticides were measured in weekly water samples from 100 wadeable freshwater streams across eleven states in the Midwestern U.S. during May-August, 2013,... -
Federal
Attributes for NHDPlus Catchments (Version 1.1) for the Conterminous United States: Surficial Geology
Department of the Interior —
This data set represents the area of surficial geology types in square meters compiled for every catchment of NHDPlus for the conterminous United States. The source... -
Federal
Attributes for NHDPlus Version 2.1 Catchments and Modified Routing of Upstream Watersheds for the Conterminous United States: 30 Year (1971 - 2000) Mean Annual Precipitation
Department of the Interior —
This tabular data set represents 30 year (1971 - 2000) mean annual precipitation in millimeters compiled for two spatial components of the NHDPlus version 2 data... -
Federal
Data for Elevated Manganese Concentrations in United States Groundwater, Role of Land Surface-Soil-Aquifer Connections
Department of the Interior —
Chemical data from 43,334 wells were used to examine the role of land surface-soil-aquifer connections in producing elevated manganese concentrations (>300 µg/L)... -
Federal
Application of phosphorus generated by grazing cattle to range land in the United States Pacific Northwest for 2002
Department of the Interior —
This spatial data set was created by the U.S. Geological Survey (USGS) to represent the amount of phosphorus generated by grazing cattle that was applied to range... -
Federal
Atmospheric deposition of nitrogen in the United States Pacific Northwest for 2002 summarized for NHDPlus v2 catchments
Department of the Interior —
This spatial data set was created by the U.S. Geological Survey (USGS) to represent the amount of atmospheric nitrogen deposition in the Pacific Northwest region of... -
Federal
Attributes for NHDPlus Version 2.1 Reach Catchments and Modified Routed Upstream Watersheds for the Conterminous United States: Monthly Average Annual Runoff (mm) from McCabe and Wolock's Runoff Model 1945 - 2015
Department of the Interior —
This tabular data set represents monthly average annual runoff (mm) from McCabe and Wolock's Runoff Model 1945-2015 compiled for two spatial components of the NHDPlus... -
Federal
Attributes for NHDPlus Version 2.1 Catchments and Modified Routing of Upstream Watersheds for the Conterminous United States: STATSGO Soil Characteristics, Text Attributes
Department of the Interior —
This tabular data set represents the STATSGO Soil texture Attributes compiled for two spatial components of the NHDPlus version 2 data suite (NHDPlusv2) for the... -
Federal
Observed, predicted, and misclassification error data for observations in the training datset for nitrate and arsenic concentrations in basin-fill aquifers in the Southwest Principal Aquifers study.
Department of the Interior —
This product "Observed, predicted, and misclassification error data for observations in the training dataset for nitrate and arsenic concentrations in basin-fill... -
Federal
Nonsewered population in the United States Pacific Northwest for 2002
Department of the Interior —
This spatial data set was created by the U.S. Geological Survey (USGS) to represent populations that did not have access to municipal sewer service in the Pacific... -
Federal
Attributes for NHDPlus Catchments (Version 1.1) for the Conterminous United States: Average Saturation Excess-Overland Flow, 2002
Department of the Interior —
This data set represents the average value of saturation overland flow, in percent of total streamflow, compiled for every catchment of NHDPlus for the conterminous... -
Federal
Data for Fluoride Occurrence in United States Groundwater
Department of the Interior —
Data from 38,105 wells were used to characterize fluoride occurrence in untreated United States groundwater. The data were retrieved from the U.S. Geological Survey... -
Federal
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)
Department of the Interior —
This data set represents the amount of histosols soil taxonomic order, in percent, in the conterminous United States. The data set was used as an input data layer for... -
Federal
Application of fertilizer phosphorus to farm land in the United States Pacific Northwest for 2002
Department of the Interior —
This spatial data set was created by the U.S. Geological Survey (USGS) to represent the amount of fertilizer phosphorus that was applied to farm land in the Pacific... -
Federal
Attributes for NHDPlus Version 2.1 Reach Catchments and Modified Routed Upstream Watersheds for the Conterminous United States: Herbicide Use on Agricultural Land in Kilograms per square Kilometer, 2009
Department of the Interior —
This data set represents the Herbicide use on agricultural land in kilograms per square kilometer, 2009 value compiled for two spatial components of the NHDPlus... -
Federal
Attributes for NHDPlus Version 2.1 Reach Catchments and Modified Routed Upstream Watersheds for the Conterminous United States: Average Monthly Runoff (mm) from McCabe and Wolock's Runoff Model Over Period of Record, 1951-2000
Department of the Interior —
This data set represents the average monthly runoff (mm) from McCabe and Wolock's Runoff Model over the period of record, 1951-2000 compiled for two spatial...
344 datasets found