• Organization: Department of the Interior
• Updated: 2024-04-01T00:00:00Z

Seventy six parent and alkylated polycyclic aromatic compounds, including polycyclic aromatic hydrocarbons (PAHs), were quantified in watershed and reef sediment from Olowalu, Maui, in February...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2020-11-14T00:00:00.000+00:00

This dataset represents a one-time sediment sampling effort from the Nu’uuli Pala Lagoon, American Samoa. A suite of organic and inorganic parameters were quantified at twelve randomly selected...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2021-04-14T00:00:00.000+00:00

This dataset contains the concentration of polycyclic aromatic hydrocarbon (PAHs) and biomarkers (hopanes, steranes, alkanes) in marine sediment cores using gas chromatography-mass spectrometry...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1992-01-01T00:00:00.000+00:00

The National Status and Trends (NS&T) Benthic Surveillance Project Chemistry data file reports the trace concentrations of a suite of chemical contaminants in marine sediment and benthic fish...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2023-09-27T00:00:00.000+00:00

This dataset represents a two time sediment sampling effort, occurring before and after the dredging project at Port Everglades. Samples were taken before dredging (sampling on 11.15.20) and after...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2025-04-16T00:00:00.000+00:00

This dataset represents a “before and after” sediment sampling effort from Faga’alu Bay and watershed, American Samoa, to evaluate the effectiveness of best management practices at a quarry site. ...

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• Organization: Department of the Interior
• Updated: 2020-08-27T00:00:00Z

Sediment samples and samples for water-toxicity testing were collected during 2014 from several streams in San Antonio, Texas known locally as the Westside creeks (Alazán, Apache, Martínez, and...

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• Organization: Department of the Interior
• Updated: 2021-10-13T00:00:00Z

Sediment grain-size distributions, stable carbon isotope ratios (d13C), total carbon to total nitrogen ratios (C:N), short-lived radionuclides (Beryllium-7, Cesium-137, and Lead-210),...

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• Organization: National Institute of Standards and Technology
• Updated: 2016-09-27 00:00:00

SRM 1941b Organics in Marine Sediment - This Standard Reference Material (SRM) is marine sediment collected at the mouth of the Baltimore (MD) Harbor. SRM 1941b is intended for use in evaluating...

• Organization: National Institute of Standards and Technology
• Updated: 2017-01-06 00:00:00

SRM 1944 New York/New Jersey Waterway Sediment - Standard Reference Material (SRM) 1944 is a mixture of marine sediment collected near urban areas in New York and New Jersey. SRM 1944 is intended...

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2011-06-15T00:00:00.000+00:00

The purpose of this effort was to characterize the extent and magnitude of chemical contamination in the St. Thomas East End Reserves or STEER, as part of a larger project to develop an integrated...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2011-06-15T00:00:00.000+00:00

The purpose of this effort was to characterize the extent and magnitude of chemical contamination in the St. Thomas East End Reserves or STEER, as part of a larger project to develop an integrated...

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• Organization: Department of the Interior
• Updated: 2022-01-10T00:00:00Z

These data represent a one-time synoptic survey of sampled soils, pavement dust, and stream sediment in 10 urban watersheds in three regions of the United States (Pacific Northwest, northeast, and...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2016-04-13T00:00:00.000+00:00

This dataset provides valuable baseline data on sediment chemical contamination for the St. Thomas East End Reserve (STEER), U.S. Virgin Islands (USVI). From 2010-2012, NOAA scientists collected...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2023-11-17T00:00:00.000+00:00

The Lower Duwamish River is a highly industrialized waterway flowing into the densely urbanized Puget Sound waterfront of Seattle, WA. As part of a Natural Resource Damage Assessment (NRDA)...

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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: U.S. Environmental Protection Agency
• Updated: 2023-06-26

Data associated with Supplementary Figures S5-S9 from Potential hazards of PAHs in Great Lakes tributaries using water column and porewater passive samplers and sediment equilibrium...

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• Organization: Department of the Interior
• Updated: 2022-01-10T00:00:00Z

These data represent a one-time synoptic survey of sampled soils, pavement dust, and stream sediment in 10 urban watersheds in three regions of the United States (Pacific Northwest, northeast, and...

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

Mountain Creek Lake is a reservoir in north Texas 8 miles southwest of Dallas, Texas where historical contamination by polychlorinated biphenyl compounds (PCBs) and other organic contaminants has...

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• Organization: State of California
• Updated: 2026-01-13T17:26:26.296Z

Polycyclic aromatic hydrocarbons (PAHs) are a class of organic compounds found in the environment associated with natural and anthropogenic activities such as the refinement and use of petroleum...

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