Catalog - Data.gov

Data for volatile organic compounds in groundwater used for public supply across the United States, 2013-19, and data for associated quality-control samples

Organization: Department of the Interior
Updated: 20220307 | Harvested: July 16, 2025 at 11:45 AM

This data release includes tables and time-series plots of results for volatile organic compounds (VOCs) analyzed in samples of groundwater used for public supply that were collected by the USGS...

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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

Organization: Department of the Interior
Updated: 20200821 | Harvested: July 17, 2025 at 08:35 PM

This data release includes tables and plots of results for pesticide compounds (pesticides and degradates) analyzed in groundwater samples collected by the USGS National Water-Quality Assessment...

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Data from USGS National Water Quality Laboratory methods used to calculate and compare detection limits estimated using single- and multi-concentration spike-based and blank-based procedures

Organization: Department of the Interior
Updated: 20210331 | Harvested: July 16, 2025 at 03:16 PM

This dataset provides the expected and determined concentrations of selected inorganic and organic analytes for spiked reagent-water samples (calibration standards and limit of quantitation...

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Pesticide datasets from the National Water Quality Laboratory, 2001-2016

Organization: Department of the Interior
Updated: 20200825 | Harvested: July 18, 2025 at 04:30 AM

This data release includes all pesticide results from selected batches of water samples analyzed by the U.S Geological Survey National Water Quality Laboratory (NWQL). Samples were analyzed using...

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Reanalysis of Selected Archived NURE-HSSR Sediment and Soil Samples from Alaska

Organization: Department of the Interior
Updated: 20200820 | Harvested: July 17, 2025 at 08:22 PM

Selected archived sample splits collected as part of the National Uranium Resource Evaluation (NURE) Hydrogeochemical and Stream Sediment Reconnaissance (HSSR) program, were reanalyzed by the U.S....

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Reanalysis of Selected Archived NURE-HSSR Sediment and Soil Samples from Arizona, California, Idaho, Montana, Nevada, New Mexico, and Utah

Organization: Department of the Interior
Updated: 20210601 | Harvested: July 18, 2025 at 03:54 AM

The geochemical data included here were generated as part of a Technical Assistance Agreement between the U.S. Geological Survey (USGS) and Rio Tinto Exploration based in Salt Lake City, Utah....

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Data for the U.S. Geological Survey Precipitation Chemistry Quality Assurance Project for the National Atmospheric Deposition Program, 1978–2017

Organization: Department of the Interior
Updated: 20201211 | Harvested: July 18, 2025 at 02:51 AM

The USGS Precipitation Chemistry Quality Assurance Project (PCQA) operates QA programs to challenge and test the National Atmospheric Deposition Program (NADP) data-collection processes for both...

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