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Bathymetric data for a near-shore area of the Laguna Madre near South Padre Island, Texas, July 2021 Bathymetric data for a near-shore area of the Laguna Madre near South Padre Island, Texas, July 2021
The U.S. Geological Survey, in cooperation with the City of South Padre Island, Texas, collected baseline bathymetric data for a near-shore area of the Laguna Madre near South Padre Island in July 2021. Bathymetric survey points were collected using real-time kinematic Global Navigation Satellite System (RTK-GNSS) equipment. The data included in this data release are presented in a comma...
Geochemical and Geospatial Data for Per- and Polyfluoroalkyl Substances (PFAS) in Groundwater Used As a Source of Drinking Water in the Eastern United States Geochemical and Geospatial Data for Per- and Polyfluoroalkyl Substances (PFAS) in Groundwater Used As a Source of Drinking Water in the Eastern United States
Concentrations of inorganic constituents, dissolved organic carbon (DOC), tritium, per- and polyfluoroalkyl substances (PFAS), volatile organic compounds (VOCs), and pharmaceuticals were measured in groundwater samples collected from 254 wells in 2019 and 2020. Concentrations of inorganic constituents, DOC, VOCs, and pharmaceuticals were measured at the U.S. Geological Survey (USGS)...
Vertical Land Motion Global Navigation Satellite System (GNSS) Campaigns, Southeast Virginia (ver. 2.0, December 2022) Vertical Land Motion Global Navigation Satellite System (GNSS) Campaigns, Southeast Virginia (ver. 2.0, December 2022)
This data release is a compilation of annual Global Navigation Satellite System (GNSS) surveys of a network of 26 vertical control points (benchmarks) in the Hampton Roads region of southeastern Virginia. Surveys are conducted annually during the winter and are structured to collect a minimum of 24-hours of position data when possible, at an interval of 30-seconds or less at each...
Bathymetric data for the Maumee River between Defiance and Toledo, Ohio, 2019 Bathymetric data for the Maumee River between Defiance and Toledo, Ohio, 2019
As part of the Great Lakes Restoration Initiative (GLRI) project template 774-18 entitled "Development of monitoring and response methodologies, and implementation of an Adaptive Management Framework to work towards Eradication of Grass Carp in Lake Erie" an integrated bathymetric/hydrodynamic/water-quality survey of the Maumee River (Ohio) was completed by the U.S. Geological Survey...
GIS Data for Geologic Map of the Salmon National Forest and Vicinity, East-Central Idaho GIS Data for Geologic Map of the Salmon National Forest and Vicinity, East-Central Idaho
The data release for the geologic map of the Salmon National Forest and vicinity, east-central Idaho, is a Geologic Map Schema (GeMS)-compliant version that updates the GIS files for the geologic map published in U.S. Geological Survey (USGS) Geologic Investigations Series Map I-2765 (Evans and Green, 2003). The updated digital data present the attribute tables and geospatial features...
Isotopic Examination of Mercury Methylation and Demethylation Rates in Yellowstone National Park Thermal Features Isotopic Examination of Mercury Methylation and Demethylation Rates in Yellowstone National Park Thermal Features
Data in this data release were obtained for water samples collected under Yellowstone National Park Research Permit YELL-05194 in 2017 through the Integrated Yellowstone Studies Project funded by the Mineral Resources Program. Isotope-spiked incubations were carried out to determine methylation and demethylation potential for Frying Pan spring, Crystal Sister East, Crystal Sister West...