256 datasets found
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Federal
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
Department of the Interior —
This dataset provides the expected and determined concentrations of selected inorganic and organic analytes for spiked reagent-water samples (calibration standards... -
Federal
USGS Arctic Ocean Carbon Cruise 2012: Discrete Underway Laboratory data
Department of the Interior —
Models project the Arctic Ocean will become undersaturated with respect to carbonate minerals in the next decade. Recent field results indicate parts may already be... -
Federal
Total organic carbon and pyrolysis analysis data for the Rock Well Petroleum core #8, southern Casper arch, Natrona County, Wyoming
Department of the Interior —
In 2006, Rock Well Petroleum drilled and logged nearly 1,600 feet (ft) of continuous core on the southern part of the Casper arch in Natrona County, Wyoming (see... -
Federal
Pilot Study of Per- and Polyfluoroalkyl Substances (PFAS) Infiltration to Shallow Groundwater Through Selected Soils in New Hampshire, 2023
Department of the Interior —
In a study conducted by the U.S. Geological Survey (USGS) and the New Hampshire Department of Environmental Services, detectable concentrations of per- and... -
Federal
Geochemical data for water, sediment, and biota in Lake Combie, California, 2017-2021
Department of the Interior —
This dataset includes field measurements and laboratory analyses of surface water, bottom water (sediment-water interface), surficial (0-2 cm) sediment, pore water... -
Federal
Results from isotope analysis of authigenic carbonates collected offshore the U.S. Mid- and South Atlantic
Department of the Interior —
Geochemical analysis of carbonate rock samples collected from seep fields on the RB1903 and AT41 research expeditions in the U.S. Mid- and South Atlantic. Samples... -
Federal
Raw X-ray diffraction data of cores from the New England Mud Patch collected on USGS Field Activity 2016-001-FA
Department of the Interior —
Variability in sediment properties with depth and the thickness of individual sedimentary layers are critical determinants of seabed acoustic response. The New... -
Federal
Surface water data for samples collected approximately hourly along the West Florida Shelf: USGS Cruise 11BHM03
Department of the Interior —
The United States Geological Survey (USGS) is conducting a study on the effects of climate change on ocean acidification within the Gulf of Mexico; dealing... -
Federal
Radiocarbon measurements from core 721-1 obtained in 2002 off San Francisquito Creek in South San Francisco Bay
Department of the Interior —
This data release provides radiocarbon measurements from a core obtained off San Francisquito Creek in South San Francisco Bay. -
Federal
U.S. Geological Survey Precipitation Chemistry Quality Assurance Project Data 2021 – 2022
Department of the Interior —
The National Atmospheric Deposition Program/National Trends Network (NADP/NTN) was initiated in 1978 by the Association of State Agricultural Experiment Stations to... -
Federal
Point Shapefiles of Locations and Results of Ocean Bottom Ferromanganese Crusts Chemical Analyses Published in Appendix C of USGS Open-File Report 89-020
Department of the Interior —
The chemical compositions and natural distribution of ferromanganese crusts have been a topic of interest to scientific research, as well as to industrial and... -
Federal
Reanalysis of Selected Archived NURE-HSSR Sediment and Soil Samples from Alaska
Department of the Interior —
Selected archived sample splits collected as part of the National Uranium Resource Evaluation (NURE) Hydrogeochemical and Stream Sediment Reconnaissance (HSSR)... -
Federal
Pore water chemistry of wetlands in Interior and Southcentral Alaska, 2015 and 2016
Department of the Interior —
The pore water of eight wetlands in Interior and Southcentral Alaska were collected in 2015 (17 July – 22 July) and 2016 (12 July – 16 July). Wetlands were selected... -
Federal
Imagery (Optical and SEM), Element Maps (SEM), and Energy Dispersive Spectra (SEM-EDS) of Solids Used in USGS' Study of Hexavalent Chromium Contamination of Ground Water Near Hinkley, CA
Department of the Interior —
This child page contains qualitative multi-element compositional data from scanning electron microscopy-energy dispersive spectrometry. The data are in the form of... -
Federal
Results of X-ray Diffraction for Clay Mineralogy from Field Samples near Hinkley, California
Department of the Interior —
Splits of the less than 38 micron size fraction were processed to make oriented clay mounts and analyzed using X-ray diffraction (XRD) as part of a study examining... -
Federal
Major, minor, and trace element data for rock samples from Von Damm vent field, Mid-Cayman Rise
Department of the Interior —
This portion of the data release presents major, minor and trace element data of rock samples collected from Von Damm vent field, Mid Cayman Rise, in the Caribbean... -
Federal
Sonde data of continuous surface water flow-through system for the West Florida Shelf: USGS Cruise 11BHM03
Department of the Interior —
The United States Geological Survey (USGS) is conducting a study on the effects of climate change on ocean acidification within the Gulf of Mexico; dealing... -
Federal
Mössbauer Spectral Data of Vermiculite Ore
Department of the Interior —
Data are provide for four samples of unexpanded vermiculite ore from mines near Enoree, South Carolina; Libby, Montana; Louisa, Virginia; Palabora, and South Africa.... -
Federal
Protein Phosphatase 2A screening of extracted sediments for samples collected for the Sediment-Bound Contaminant Resiliency and Response Strategy pilot study, northeastern United States, 2015.
Department of the Interior —
Coastal communities are uniquely vulnerable to sea-level rise and severe storms such as hurricanes. These events enhance the dispersion and concentration of natural... -
Federal
Water column sample data from predefined locations of the West Florida Shelf: USGS Cruise 11BHM01
Department of the Interior —
The United States Geological Survey (USGS) is conducting a study on the effects of climate change on ocean acidification within the Gulf of Mexico; dealing...
256 datasets found