145 datasets found
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Federal
Reconnaissance of Per- and Polyfluoroalkyl Substances (PFAS) in Selected Groundwater and Surface Water Sites in McHenry County, Illinois, 2020
Department of the Interior —
Data were collected at 19 groundwater monitoring wells and 3 surface water locations across McHenry County, Illinois, in 2020 by staff from the U.S. Geological Survey... -
Federal
Supply of and demand for water purification of nonpoint source pollutants in the Southeast United States
Department of the Interior —
Natural land cover can remove pollutants from runoff water by slowing water flow and physically trapping suspended particles. We identified natural land cover in the... -
Federal
Water quality and toxicity data to assess the potential effect of nitrogen on juvenile freshwater mussels (Bivalvia: Unionidae) in the Buffalo National River, Arkansas from September 16 2019 to November 20, 2020
Department of the Interior —
The Buffalo National River in Arkansas was established as the first national river in 1972 and later designated as an Extraordinary Resource Water with a Wild and... -
Federal
Groundwater and soil gas data, methods, and quality assurance information for samples collected to determine ancient carbon distributions at Red Hill, Bulk Fuel Storage Facility, O‘ahu, Hawai‘i 2022-2023
Department of the Interior —
This U.S. Geological Survey (USGS) Data Release describes field methods, lab methods, and data for groundwater and soil gas samples collected in the vicinity of the... -
Federal
Grain Size Analysis Results from Field Samples near Hinkley, California
Department of the Interior —
Grain size analysis using an Advantech Sonic Sifter Separator was conducted as part of a study examining the occurrence of chromium and natural and anthropogenic... -
Federal
Pesticide concentrations in multiple stream matrices collected near Mead, Nebraska, 2022
Department of the Interior —
The AltEn bioenergy plant (Mead, Nebraska, USA) previously (2015 to 2021) generated ethanol from almost 100% unused/expired treated corn seeds. This use of treated... -
Federal
6PPD-quinone concentrations in the Sacramento-San Joaquin Delta, California, 2018-2024
Department of the Interior —
The Sacramento-San Joaquin Delta is a crucial river delta that supplies a significant portion of California's freshwater for agricultural and residential use and... -
Federal
16S rRNA gene sequencing and E. coli for shorelines and the Grand Calumet River, Indiana, 2015, (version 2.0, July 2019)
Department of the Interior —
Data were collected in August and September 2015 for analysis of bacteria communities of the Grand Calumet River and associated shorelines. Water samples were... -
Federal
Biomarkers of laboratory-exposed Northern Leopard frogs to neonicotinoids: DNA cell cycle, fragmentation, and genome size
Department of the Interior —
Data were collected on whole blood DNA parameters including cell cycle, DNA fragmentation, and genome size obtained from Northern leopard frogs exposed to... -
Federal
Microplastics in the Alplaus Kill at Glenridge, NY (01355470), 2018-2019
Department of the Interior —
This dataset enumerates the type, size, and color of microplastic particles collected every two weeks from the Alplaus Kill at Glenridge Road in Schenectady, NY... -
Federal
Identify sources of high E. coli concentrations, beaches of southern Lake Michigan, 2015, (version 2.0, July 2020)
Department of the Interior —
Data were collected as part of a study to identify sources of E. coli contamination at several beaches located in the Grand Calumet River Areas of Concern, located in... -
Federal
Chemical characterization of water and suspended sediment of the Snake River and Hells Canyon Complex (Idaho, Oregon)
Department of the Interior —
This dataset includes laboratory analyses of surface water samples and sediment trap material collected from (1) locations upstream, downstream, and within the Hells... -
Federal
Biogeochemical analyses of water samples collected in the mudstone aquifer underlying the Naval Air Warfare Center, West Trenton, NJ (2008-2013)
Department of the Interior —
These data sets present results from the analyses of groundwater samples collected from monitoring wells and monitoring intervals in bedrock wells in the mudstone... -
Federal
Water-quality data for stream and hyporheic zone samples altered by injection of sodium bromide tracer during a synoptic-sampling study, Leavenworth Creek, Clear Creek County, Colorado, 2012
Department of the Interior —
Leavenworth Creek, a tributary of South Clear Creek and Clear Creek near Georgetown, Colorado contains copper, lead, and zinc concentrations that are near to or... -
Federal
Per- and polyfluoroalkyl substances (PFAS), volatile organic compounds, biogeochemical, and water quality data from seep samples, Lower Darby Creek Area Superfund Site, near Folcroft, Pennsylvania, 2024
Department of the Interior —
This metadata record contains one table and one shapefile with results from field sampling at locations of groundwater discharge (seeps) identified by autonomous boat... -
Federal
Reconnaissance of chemicals of potential biological concern in tributaries of the Great Lakes using passive samplers in 2010 and 2014
Department of the Interior —
This data set is a compilation of data from two sampling efforts (2010 and 2014), focused on determining the presence and distribution of organic contaminants... -
Federal
EPA Impaired Waters presence and causes for HUC12 watersheds across the Conterminous U.S.
Department of the Interior —
This dataset summarizes impairment status for HUC12 watersheds at the CONUS scale using the EPA publicly available Assessment, Total Maximum Daily Load (TMDL)... -
Federal
Modeled Pacific salmon escapement biomass and nutrient and contaminant concentrations across western North America, 1976-2015 (version 2.0, October 2024)
Department of the Interior —
The data contain yearly modeled estimates of Pacific salmon escapement (in annual metric tons of wet mass) from 1976 to 2015 across four regions of western North... -
Federal
Chemical and biological data from a study on evaluation of the sensitivity of the juvenile life stage of a federally endangered freshwater mussel (Venustaconcha trabalis) to ammonia, potassium, chloride, nitrite, cobalt, manganese, nickel, and iron
Department of the Interior —
This data release contains survival and growth data from 4-d acute and 28-d chronic water-only bioassays to assess the sensitivity of juveniles of the Federally... -
Federal
Laboratory analysis assessing immune response after flame retardant exposure in American kestrels, Falco sparverius, through 21 days post-hatch
Department of the Interior —
Laboratory analysis of innate American kestrel, Falco sparverius, immune response after exposure to flame retardant, isopropylphenyl phosphate (ITP) through 21 days...
145 datasets found