344 datasets found
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Federal
Attributes for NHDPlus Catchments (Version 1.1) for the Conterminous United States: 30-Year Average Annual Minimum Temperature, 1971-2000
Department of the Interior —
This data set represents the 30-year (1971-2000) average annual minimum temperature in Celsius multiplied by 100 compiled for every catchment of NHDPlus for the... -
Federal
Enhanced National Land Cover Data 1992 revised with 1990 and 2000 population data to indicate urban development between 1992 and 2000 (NLCDep0306)
Department of the Interior —
This 30-meter resolution raster data set of land cover for the conterminous United States ("NLCDep0306") was designed to describe conditions representative of the... -
Federal
National Land Cover Database 2001 (NLCD01) Tree Canopy Layer Tile 3, Southwest United States: CNPY01_3
Department of the Interior —
This 30-meter resolution data set represents the tree canopy layer for the conterminous United States for the 2001 time period. The data have been arranged into four... -
Federal
Attributes for NHDPlus Version 2.1 Catchments and Modified Routing of Upstream Watersheds for the Conterminous United States: NLCD 2006 Percent Imperviousness
Department of the Interior —
This tabular data set represents NLCD 2006 percent imperviousness compiled for two spatial components of the NHDPlus version 2 data suite (NHDPlusv2) for the... -
Federal
Attributes for NHDPlus Version 2.1 Catchments and Modified Routing of Upstream Watersheds for the Conterminous United States: Percent of Irrigated Agriculture, 2002 MIrAD data
Department of the Interior —
This tabular data set represents percent of irrigated agriculture, based on 2002 MODIS Irrigated Agricultural Data (MIrAD) data compiled for two spatial components of... -
Federal
Attributes for NHDPlus Catchments (Version 1.1) for the Conterminous United States: Nutrient Inputs from Fertilizer and Manure, Nitrogen and Phosphorus (N&P), 2002
Department of the Interior —
This data set represents the estimated amount of nitrogen and phosphorus in kilograms for the year 2002, compiled for every catchment of NHDPlus for the conterminous... -
Federal
Attributes for NHDPlus Version 2.1 Reach Catchments and Modified Routed Upstream Watersheds for the Conterminous United States: Annual Average Temperature (Celsius) from 1945 - 2015
Department of the Interior —
This tabular data set represents annual average temperature values (Celsius) described in Wolock and McCabe (2017), compiled for the NHDPlus version 2 data suite... -
Federal
Drainage Basins used for Development of the Watershed Regressions for Pesticides (WARP) Model
Department of the Interior —
This data set consists of 204 drainage basin boundaries for U.S. Geological Survey's (USGS) stream sites sampled in the National Water Quality Assessment (NAWQA)... -
Federal
Field, laboratory, and third-party data for assessment of the quality of pesticide results reported by the National Water Quality Laboratory for groundwater samples collected by the National Water-Quality Assessment Project, 2013-18
Department of the Interior —
This data release includes tables and plots of results for pesticide compounds (pesticides and degradates) analyzed in groundwater samples collected by the USGS... -
Federal
Attributes for NHDPlus Version 2.1 Catchments and Modified Routing of Upstream Watersheds for the Conterminous United States: NLCD 2001 Percent Imperviousness
Department of the Interior —
This tabular data set represents NLCD 2001 percent imperviousness compiled for two spatial components of the NHDPlus version 2 data suite (NHDPlusv2) for the... -
Federal
Nutrients generated by livestock applied to farm land, pasture land, and range land 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 nitrogen and phosphorus that was generated by livestock and applied... -
Federal
National Land Cover Database 2001 (NLCD01) Tree Canopy Layer Tile 4, Southeast United States: CNPY01_4
Department of the Interior —
This 30-meter resolution data set represents the tree canopy layer for the conterminous United States for the 2001 time period. The data have been arranged into four... -
Federal
Attributes for NHDPlus Version 2.1 Catchments and Modified Routing of Upstream Watersheds for the Conterminous United States: Crop Land Data Layer 2013
Department of the Interior —
This tabular data set represents the percent of land cover classes from the 2013 Crop land Data Layer compiled for two spatial components of the NHDPlus version 2... -
Federal
Application of fertilizer phosphorus to nonfarm 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 nonfarm land in the... -
Federal
Attributes for NHDPlus Version 2.1 Catchments and Modified Routing of Upstream Watersheds for the Conterminous United States: Population Density from U.S. Block-Level Population Density Rasters for 2000
Department of the Interior —
This tabular data set represents population density, persons per square kilometer from 2000Census block level data, processed by James Falcone (USGS, 2016), compiled... -
Federal
National Land Cover Database 2001 (NLCD01) Tree Canopy Layer Tile 1, Northwest United States: CNPY01_1
Department of the Interior —
This 30-meter resolution data set represents the tree canopy layer for the conterminous United States for the 2001 time period. The data have been arranged into four... -
Federal
Attributes for MRB_E2RF1 Catchments by Major River Basins in the Conterminous United States: Normalized Atmospheric Deposition for 2002, Ammonium (NH4)
Department of the Interior —
This tabular data set represents the average normalized (wet) deposition, in kilograms per square kilometer multiplied by 100, of ammonium (NH4) for the year 2002... -
Federal
Application of nitrogen 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 nitrogen generated by grazing cattle that was applied to range land... -
Federal
Point source nutrient discharges to surface water 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 total nitrogen and total phosphorus discharged to surface waters in... -
Federal
Quality-Control Data for Volatile Organic Compounds and Environmental Sulfur-Hexafluoride Data for Groundwater Samples from the Williston Basin, USA
Department of the Interior —
In 2018, groundwater samples were collected from aquifers in the Williston Basin in parts of eastern Montana, western North Dakota, and northwestern South Dakota....
344 datasets found