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Federal
National Status and Trends: Mussel Watch Program 18 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
Mussel Watch is the longest running continuous chemical contaminant monitoring program in U.S. coastal and Great Lakes waters and was created in response to concerns... -
Federal
Federal Outer Continental Shelf (OCS) Sand and Gravel Borrow Areas (Lease Areas) NGDA 15 recent views
Department of the Interior —
The Federal Outer Continental Shelf (OCS) Marine Mineral (e.g. sand and gravel) Lease Areas layer is maintained by the Bureau of Ocean Energy Management (BOEM), part... -
Federal
Radiocarbon age data from sediment cores collected offshore southern Cascadia, during field activity 2019-643-FA
Department of the Interior —
This dataset presents radiocarbon data from 87 samples from sediment cores collected in southern Cascadia (offshore northern California) aboard the M/V Bold Horizon... -
Federal
Abandoned Mine Land (AML) Geochemical Data: Star District, Utah
Department of the Interior —
The Star District study area is located in the Star Mountain Range, approximately 50 miles north of Cedar City, Utah. The Star Range was historically mined for lead... -
Federal
Umpqua River Basin Particle-count Data: Little Wolf, Slide, and South Fork Calapooya Creeks, 2014
Department of the Interior —
Interactions between geomorphic processes at multiple scales shape the distributions of habitats, species, and life stages that a river can support. Understanding... -
Federal
Thickness distribution of the most recent sandy tsunami deposit in the Salmon River estuary, Oregon
Department of the Interior —
This portion of the data release provides the spatial thickness distribution of sandy deposits inferred to have been deposited at the Salmon River, OR by a circa 1700... -
Federal
Raw Foraminiferal Data for Chincoteague Bay and the Marshes of Assateague Island and the Adjacent Vicinity, Maryland and Virginia- Spring 2014
Department of the Interior —
Foraminiferal samples were collected from Chincoteague Bay, Newport Bay, and Tom’s Cove as well as the marshes on the back-barrier side of Assateague Island and the... -
Federal
Normalized Foraminiferal Data for Chincoteague Bay and the Marshes of Assateague Island and the Adjacent Vicinity, Maryland and Virginia- Fall 2014
Department of the Interior —
Foraminiferal samples were collected from Chincoteague Bay, Newport Bay, and Tom’s Cove as well as the marshes on the back-barrier side of Assateague Island and the... -
Federal
Sedimentary Data From Grand Bay, Alabama/Mississippi, 2014-2016 (ver. 1.1, April 2020)
Department of the Interior —
This data release is an archive of sedimentary field and laboratory analytical data collected in Grand Bay, Alabama/Mississippi from 2014-2016 by scientists from the... -
Federal
Grain size, bulk density, and organic carbon of sediment cores from San Pablo Bay and Grizzly Bay, California, 2020
Department of the Interior —
Bed sediment samples were collected in San Pablo Bay and Grizzly Bays on eight days from January through September 2020, to analyze for sediment properties including... -
Federal
Army Corps Sediment Data from Maine and New Hampshire acquired in 1994 (MNHACOE shapefile)
Department of the Interior —
The data in this layer are from a study that evaluated and documented the historic and projected future dredging and dredged material disposal needs of the coastal... -
Federal
Location, sampling methods and field conditions of response-mode soil and sediment sampling stations sampled, Sediment-Bound Contaminant Resiliency and Response Strategy pilot study, northeastern United States, 2015.
Department of the Interior —
Coastal communities are uniquely vulnerable to sea-level rise (SLR) and severe storms such as hurricanes. These events enhance the dispersion and concentration of... -
Federal
Sediments of Narragansett Bay acquired in 1960 (MCMASTER60 shapefile)
Department of the Interior —
Gravel, sand, silt, and clay contents were determined for samples from Narragansett Bay and the adjacent Rhode Island Shelf. In the Narragansett Bay system, clayey... -
Federal
Multibeam bathymetry and sediment depth data at select locations on the Des Plaines River near Joliet, Illinois, February 13–14, 2017
Department of the Interior —
These data are high-resolution bathymetry (river bottom elevation) in XYZ format and measurements of sediment depth in CSV format, generated from the February 13–14,... -
Federal
STEWARDS - A data delivery application for the USDA/ARS Conservation Effects Assessment Project
Department of Agriculture —
A data delivery application that provides web-based access to of soil, water, climate, land management, and geospatial data produced by Conservation Effects... -
Federal
Digital elevation models of Mount St. Helens crater and upper North Fork Toutle River basin, based on 1987 and 1999 airborne photogrammetry surveys Digital elevation models of Mount St. Helens crater and upper North Fork Toutle River basin, based on 1987 and 1999 airborne photogrammetry surveys Digital elevation models of Mount St. Helens crater and upper North Fork Toutle River basin, based on 1987 and 1999 airborne photogrammetry surveys
Department of the Interior —
The lateral blast, debris avalanche, and lahars of the May 18th, 1980, eruption of Mount St. Helens, Washington, dramatically altered the surrounding landscape. Lava... -
Federal
Surface-sediment grain-size distributions of the Elwha River delta, Washington, February 2016
Department of the Interior —
This portion of the data release presents sediment grain-size data from samples collected on the Elwha River delta, Washington, in February 2016. Surface sediment was... -
Federal
Sand auger and trench site locations collected in March/April and October 2014 from Assateague Island, Maryland (U.S. Geological Survey Field Activity Numbers [FAN] 2014-301-FA and 2014-322-FA)
Department of the Interior —
The U.S. Geological Survey has a long history of responding to and documenting the impacts of storms along the Nation’s coasts and incorporating these data into storm... -
Federal
Chincoteague Bay calculated shear stress data from the spring and fall sampling trips of 2014 and preliminary modeled bottom shear stress values provided by the Wood’s Hole USGS office.
Department of the Interior —
Scientists from the U.S. Geological Survey, St. Petersburg Coastal and Marine Science Center conducted a seasonal collection of surficial sediments from Chincoteague... -
Federal
Sediment Sample Locations Collected from March 2012 to July 2013 from the Chandeleur Islands, Louisiana (U.S. Geological Survey Field Activity Numbers 12BIM01, 12BIM02, 12BIM05, and 13BIM06)
Department of the Interior —
Scientists from the U.S. Geological Survey (USGS), St. Petersburg Coastal and Marine Science Center (SPCMSC) conducted a time-series collection of shallow sediment...