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Stillwater Complex, Montana—logs of core drilled by Stillwater Mining Company and Anaconda Copper Corp. in the Stillwater Mine area, 1983 to 1989

Organization: Department of the Interior
Updated: 20230420 | Harvested: July 16, 2025 at 08:48 AM

This dataset includes TIFF (Tagged Image File Format) images of graphic drill core logs showing associated drill core information, a TIFF image of the explanation for the lithology and structure...

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Concentrations of per- and polyfluoroalkyl substances (PFAS) in tapwater collected throughout the United States, 2021-22

Organization: Department of the Interior
Updated: 20230620 | Harvested: July 16, 2025 at 10:09 AM

This dataset contains the concentration and quality assurance results for 34 per- and polyfluoroalkyl substances (PFAS). 409 residential and commercial tapwater samples were collected once...

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Concentrations of organic and inorganic constituents in tapwater samples from California in 2020-21 (ver. 3.1, March 2024)

Organization: Department of the Interior
Updated: 20240328 | Harvested: July 16, 2025 at 03:35 AM

This dataset contains the trace elements, cations, anions, disinfection by-products, per- and polyfluoroalkyl substances (PFAS), pharmaceutical and pesticide concentration results for the tapwater...

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Performance evaluation of a dead-end hollowfiber ultrafiltration method for enumeration of somatic and F+ coliphage from recreational waters

Organization: U.S. Environmental Protection Agency
Updated: 2020-09-24 | Harvested: June 27, 2025 at 10:05 PM

Percent recoveries of somatic and F+ coliphage. This dataset is associated with the following publication: Korajkic, A., B. McMinn, M. Herrmann, A. Pemberton, J. Kelleher, K. Oshima, and E....

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Small Business Administration (SBA) Loan Program Performance

Organization: Small Business Administration
Updated: 2023-01-24T15:15:03.315Z | Harvested: June 27, 2025 at 08:19 PM

Reflects total recovery rates, as a percent of the purchase amounts by purchase year, for the four large guarantied programs and an aggregate total for the small guarantied programs.

Tables supporting optimization of on-line hydrogen stable isotope-ratio measurements of halogen- and sulfur-bearing organic compounds using elemental analyzer-chromium/high-temperature conversion-isotope-ratio mass spectrometry

Organization: Department of the Interior
Updated: 20200831 | Harvested: July 18, 2025 at 07:52 AM

Tabular data demonstrates the performance of a modified reactor setup that enables high-quality hydrogen isotopic analysis of halogen- and sulfur-bearing organics with a modified elemental...

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NPP Tropical Forest: Cinnamon Bay, U.S. Virgin Islands, 1982-1993, R1

Organization: National Aeronautics and Space Administration
Updated: 2025-09-11 | Harvested: September 14, 2025 at 01:45 AM

This data set contains three ASCII files (.txt format). One data file contains above-ground biomass, litter, litterfall, herbivory, biomass change, and above-ground net primary productivity (ANPP)...

Vegetation and soil cover from 134 reclaimed oil and gas well pads and 583 AIM reference plots in the Southwestern United States

Organization: Department of the Interior
Updated: 20230828 | Harvested: July 16, 2025 at 09:10 AM

These data were compiled to assess the recovery of vegetation on reclaimed oil and gas sites. Objective(s) of our study were to assess patterns in reclamation outcomes relative to 1) soil...

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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)

Organization: Department of the Interior
Updated: 20201117 | Harvested: August 25, 2025 at 08:48 PM

This data set represents the percent of cropland/pasture/fallow land cover in the conterminous United States. The data set was used as an input data layer for a national model to predict nitrate...

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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)

Organization: Department of the Interior
Updated: 20201117 | Harvested: September 15, 2025 at 08:46 PM

This data set represents the percent of woody wetlands and emergent herbaceous wetlands land cover in the conterminous United States. The data set was used as an input data layer for a...

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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)

Organization: Department of the Interior
Updated: 20201117 | Harvested: July 16, 2025 at 12:49 AM

This data set represents 1990 block group population density, in people per square kilometer, in the conterminous United States. The data set was used as an input data layer for a national model...

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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)

Organization: Department of the Interior
Updated: 20201117 | Harvested: July 15, 2025 at 11:13 PM

This data set represents the average annual nitrogen input from confined animal manure, 1992 and 1997, in kilograms per hectare, in the conterminous United States. The data set was used as an...

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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)

Organization: Department of the Interior
Updated: 20201117 | Harvested: July 15, 2025 at 11:42 PM

This data set represents the presence or absence of Valley and Ridge carbonate rocks in the conterminous United States. The data set was used as an input data layer for a national model to predict...

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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)

Organization: Department of the Interior
Updated: 20201117 | Harvested: July 15, 2025 at 11:24 PM

This data set represents soil surface slope, in percent times 1000, in the conterminous United States. The data set was used as an input data layer for a national model to predict nitrate...

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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)

Organization: Department of the Interior
Updated: 20201117 | Harvested: September 15, 2025 at 08:45 PM

This data set represents the amount of clay sediment in the soil, in percent times 1000, in the conterminous United States. The data set was used as an input data layer for a national model to...

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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)

Organization: Department of the Interior
Updated: 20201117 | Harvested: September 15, 2025 at 08:38 PM

This data set represents the percent of orchards/vineyards land cover in the conterminous United States. The data set was used as an input data layer for a national model to predict nitrate...

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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)

Organization: Department of the Interior
Updated: 20201117 | Harvested: August 25, 2025 at 08:38 PM

This data set represents the area of National Resources Inventory surface drainage, field ditch conservation practice, in square kilometers, in the conterminous United States. The data set was...

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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)

Organization: Department of the Interior
Updated: 20201117 | Harvested: July 15, 2025 at 11:39 PM

This data set represents the presence or absence of poorly sorted glacial till east of the Rocky Mountains in the conterminous United States. The data set was used as an input data layer for a...

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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)

Organization: Department of the Interior
Updated: 20201117 | Harvested: August 25, 2025 at 08:37 PM

This data set represents the area of National Resources Inventory irrigation system, tailwater recovery conservation practice, in square kilometers, in the conterminous United States. The data set...

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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)

Organization: Department of the Interior
Updated: 20201117 | Harvested: August 25, 2025 at 08:44 PM

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 a national model to...

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