• Organization: Department of the Interior
• Updated: 2022-08-11T00:00:00Z

This dataset contains geochemical data (Total Inorganic Carbon, Total Organic Carbon, Total Nitrogen, δ13C of Organic Carbon, Hydrogen Index, Oxygen Index, Zirconium/Aluminum, and Magnetic...

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• Organization: Department of the Interior
• Updated: 2023-02-06T00:00:00Z

Geochemical data are reported for surface sediments and long sediment cores from Bellingham Bay, Whatcom County, Washington, collected in early February 2020 after flood conditions on the Nooksack...

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• Organization: Department of the Interior
• Updated: 2020-12-02T00:00:00Z

Elemental compositions are reported for the fine fraction of surface sediments from Bellingham Bay (June 2017 and March 2019) and in the fine fraction of streambank sediment from the Nooksack...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2022-02-23T00:00:00.000+00:00

This dataset represents water quality chemistry information for Fagatele Bay, a unit of the National Marine Sanctuary of American Samoa (NMSAS). Contaminant groups quantified were: pesticides,...

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• Organization: Department of the Interior
• Updated: 2023-02-23T00:00:00Z

This dataset provides physical and chemical data for a sediment-fingerprinting study conducted in the upper parts of the Linganore Creek watershed in an effort to quantify and determine the...

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• Organization: U.S. Environmental Protection Agency
• Updated: 2022-11-07

These data are carbon and nitrogen content and stable isotope measurements of sediments from a lagoon in the Baja California Peninsula. The %N column gives the percent nitrogen, the delta-15-NAir...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2020-07-10T00:00:00.000+00:00

This dataset includes nitrate reduction rates and physicochemical characteristics from sediments collected from a natural (NAT) and a 32-year-old constructed (CON-2) marsh on the Alabama (USA)...

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• Organization: Department of the Interior
• Updated: 2023-02-23T00:00:00Z

This data release includes physical and chemical data for samples from suspended and bottom sediments of streams in Minnesota. Data were collected in September 2011 and April 2012. These data...

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• Organization: Department of the Interior
• Updated: 2021-08-19T00:00:00Z

Under the Great Lakes Restoration Initiative, the U.S. Geological Survey Mercury Research Lab (USGS MRL) conducted a multiyear assessment of mercury across the Laurentian Great Lakes. Biannual...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2008-05-23T00:00:00.000+00:00

The purpose of the project was to characterize the extent and magnitude of chemical contamination in southwest Puerto Rico, as part of a larger effort to link coral condition with chemical...

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• Organization: Department of the Interior
• Updated: 2024-06-24T00:00:00Z

Wetlands are frequently used in the U.S. for treating nitrate in agricultural runoff. However, numerous other biologically active contaminants, such as antibiotics and nitrification inhibitors,...

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• Organization: Department of the Interior
• Updated: 2024-02-28T00:00:00Z

Lake-bottom sediment and associated quality-control samples were collected in August 2020 from one coring location (U.S. Geological Survey station 413756070321301, ASHUMET POND, MASHPEE...

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• Organization: Department of the Interior
• Updated: 2021-03-15T00:00:00Z

The St Louis River (SLR) is the second largest tributary to Lake Superior and a designated area of concern (AOC) due to past industrial contamination of organic chemicals and heavy metals,...

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• Organization: Department of the Interior
• Updated: 2021-02-12T00:00:00Z

The Russian River watershed is an important resource for drinking water and recreation. Sonoma Water relies on the Russian River to provide drinking water to over 620,000 Sonoma County and Marin,...

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• Organization: Department of the Interior
• Updated: 2024-12-12T00:00:00Z

Biogeochemical processes are key drivers of chemical solubility and mobilization. Understanding these processes will lead to improved predictive capabilities and may aid with watershed management...

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• Organization: Department of the Interior
• Updated: 2022-03-15T00:00:00Z

This data release provides information on the chemistry and character of bed sediments accumulated in the 1.6-mile long impoundment behind Enloe Dam on the Similkameen River in Okanogan County,...

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• Organization: Department of the Interior
• Updated: 2023-02-10T00:00:00Z

We used spatial data from previously mapped preferential groundwater discharges throughout the Farmington River watershed in Connecticut and Massachusetts (https://doi.org/10.5066/P915E8JY) to...

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• Organization: Department of the Interior
• Updated: 2020-08-24T00:00:00Z

A variety of nutrient sources transported by multiple flow paths contribute to the nutrient load entering Willow Creek Lake. In addition to Willow Creek, there are several smaller tributaries that...

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• Organization: Department of the Interior
• Updated: 2023-10-19T00:00:00Z

This dataset includes field hydrologic measurements and laboratory analyses of surface and pore waters, sediments, benthic plants/biofilms, and biota along the Middle Snake River upgradient of the...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2021-11-02T00:00:00.000+00:00

This dataset contains water column and sediment geochemical data taken by bottle and bottom samples from research vessel Atlantis (cruise AT41) in the southeastern U.S. Atlantic margin in August...

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