68 datasets found
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Federal
Geochemistry of fine-grained sediment in Bellingham Bay, Nooksack River, and small creeks from June 2017 to September 2019
Department of the Interior —
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... -
Federal
Geochemistry of fine sediment from San Francisco Bay shoals (2012) and tributaries (2010, 2012, 2013)
Department of the Interior —
Elemental chemistry and weight percent of the less than 0.063 mm fine sediment fraction are reported for surface sediments from shoals, the ebb tide delta, local... -
Federal
Sediment chemistry and characteristics of samples collected in 2019 from the Similkameen River above Enloe Dam, Okanogan County, Washington (ver. 3.0, March 2022)
Department of the Interior —
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... -
Federal
Parent and alkylated polycyclic aromatic hydrocarbons (PAHs) in watershed soil and reef sediment at Olowalu, Maui, 2022
Department of the Interior —
Seventy six parent and alkylated polycyclic aromatic compounds, including polycyclic aromatic hydrocarbons (PAHs), were quantified in watershed and reef sediment from... -
Federal
GIS data from 1934 - 2019 for Moenkopi Wash, AZ
Department of the Interior —
These data were compiled to perform analyses of hydrologic change, changes in sediment transport, and channel change within Moenkopi Wash, Arizona. Objective(s) of... -
Federal
Major and trace element geochemistry of ferromanganese crusts from seamounts within the Tuvalu Exclusive Economic Zone
Department of the Interior —
Ferromanganese crusts were collected via dredge from seamounts within the Tuvalu Exclusive Economic Zone in the Pacific Ocean during cruise RR1310 funded by the... -
Federal
Watershed characteristics of upstream drainage areas and geomorphometry of stream reaches in the Chesapeake Bay and Delaware River watersheds
Department of the Interior —
Input data on watershed drainage area characteristics and stream reach geomorphometry for statistical modeling of floodplains, streambanks, and streambeds in the... -
Federal
X-ray diffraction data for ferromanganese crusts from seamounts within the Tuvalu Exclusive Economic Zone
Department of the Interior —
Ferromanganese crusts were collected via dredge from seamounts within the Tuvalu Exclusive Economic Zone in the Pacific Ocean during cruise RR1310 funded by the... -
Federal
Geochemical composition of ferromanganese crusts, nodules, and coated cobbles from seamounts in the Papahanaumokuakea Marine National Monument
Department of the Interior —
This portion of the data release provides geochemical analyses data of ferromanganese rock samples collected off the coast of Hawaii. Ferromanganese crusts, nodules,... -
Federal
X-ray diffraction data for rock samples from Von Damm vent field, Mid-Cayman Rise
Department of the Interior —
This portion of the data release presents X-ray diffractograms of rock samples collected from Von Damm vent field, Mid-Cayman Rise, in the Caribbean Sea. These data... -
Federal
Geochemistry of ferromanganese crusts, nodules, and hydrothermally altered rocks from the Arctic Ocean
Department of the Interior —
Ferromanganese crusts, nodules, and hydrothermally altered rocks were collected via dredge within the Amerasia Basin in the Arctic Ocean during USCGC icebreaker Healy... -
Federal
Electron microprobe data for monazite and xenotime used in consideration of gold deposit formation models (ver. 2.0, May 2023)
Department of the Interior —
The genetic origin of many gold deposits, including Pogo in Alaska, remains controversial with questions as to whether they formed due to magmatic-hydrothermal or... -
Federal
Mercury speciation and other constituent data for surface water and bed sediment associated with the Hamilton Airfield Wetland Restoration, Novato, California. USA
Department of the Interior —
The Hamilton Wetland Restoration Project (HWRP) is a joint venture between the US Army Corps of Engineers (USACE; San Francisco District) and the California State... -
Federal
Geochemical, mineralogical, and grain-size data for deep cores from the Cache Creek Settling Basin and streambed sediments from the Sacramento River watershed
Department of the Interior —
The Cache Creek Settling Basin (CCSB) is a 13.3 km2 levee-bounded sediment retention basin located at the modern terminus of Cache Creek near the eastern boundary of... -
Federal
Geochemistry of sediment subsamples from Loki's Castle and Favne Vent Fields, Mohns Ridge
Department of the Interior —
This data release contains geochemical data of sediment subsamples collected in 2018 and 2019 from Loki’s Ridge and Favne Vent Fields, Mohns Ridge, part of the Arctic... -
Federal
X-ray diffraction data (XRD) for ferromanganese crusts, nodules, coated cobbles, and sediments from seamounts in the Papahanaumokuakea Marine National Monument
Department of the Interior —
Powder x-ray diffraction data (XRD) for samples are provided in this portion of the data release. Ferromanganese crusts, nodules, coated cobbles, and push core... -
Federal
Arsenic and Iron data (2010-2015) for petroleum plume mass balance, Bemidji MN
Department of the Interior —
Natural attenuation of organic contaminants in groundwater can give rise to a series of complex biogeochemical reactions that release secondary contaminants to... -
Federal
Discharge data from Moenkopi Wash, AZ
Department of the Interior —
These data were compiled to perform analyses of hydrologic change, changes in sediment transport, and channel change within Moenkopi Wash, Arizona. Objective(s) of... -
Federal
X-ray diffraction data (XRD) for sediment subsamples from push cores from Loki's Castle and Favne vent fields, Mohns Ridge
Department of the Interior —
This portion of the data release presents X-ray diffractograms of sediment subsamples from push cores collected from Loki's Castle and Favne vent fields, on the Mohns... -
Federal
Geochemistry of sediment and organic matter in drainages burned by the Altas and Nuns wildfires in October 2017 and of nearshore seabed sediment in north San Francisco Bay from March to April 2018
Department of the Interior —
Fine-grained sediment was collected from the banks of Napa River, Sonoma Creek, and tributaries in March 2018 and from shallow nearshore areas of the northern reach...
68 datasets found