Found 83 datasets matching filters.
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The U.S. Geological Survey (USGS) Integrated Water Availability Assessments (IWAAs) Program is designed to deliver nationally consistent assessments of water supplies for human and ecological...
Search relevance: 1.00 | Views last month: 10 | Published on: 2026-03-03 -
These data include (1) physical suspended-sediment sample data including suspended silt and clay concentration, suspended-sand concentration, and suspended-sand grain size distribution, (2)...
Search relevance: 1.00 | Views last month: 4 | Published on: 2026-03-03 -
This database portrays the surface and shallow subsurface geology of the greater Charleston, S.C. region east of 80°30′ west and south of 33°15′ north. The region covers the entirety of Charleston...
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-03-03 -
Geophysical and geological survey data were collected off Town Neck Beach in Sandwich, Massachusetts, in May and July 2016. Approximately 130 linear kilometers of subbottom (seismic-reflection)...
Search relevance: 1.00 | Views last month: 2 | Published on: 2026-03-03 -
The data in this layer are from a number of published and unpublished sets produced by the Bigelow Laboratory. The source projects were conducted primarily to examine contaminant (e.g. trace...
Search relevance: 1.00 | Views last month: 2 | Published on: 2026-03-03 -
The U.S. Geological Survey (USGS), in cooperation with the National Oceanic and Atmospheric Administration (NOAA), is producing detailed geologic maps of the coastal sea floor. Bathymetric and...
Search relevance: 1.00 | Views last month: 2 | Published on: 2026-03-03 -
This dataset includes isopach contours showing altitude of freshwater of the Carrizo-Wilcox aquifer, control points used to construct the freshwater isopach contours, isopach contours showing...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
Accurate data and maps of sea-floor geology are important first steps toward protecting habitat, delineating marine resources, and assessing environmental changes due to natural or human effects....
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
The U.S. Geological Survey (USGS), in cooperation with the National Oceanic and Atmospheric Administration (NOAA) and the Massachusetts Office of Coastal Zone Management (MA CZM), is producing...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
The United States Geological Survey (USGS) is working cooperatively with the National Oceanic and Atmospheric Association (NOAA) to interpret the surficial geology in estuaries along the coast of...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
Two marine geological surveys were conducted in Long Island Sound, Connecticut and New York, in fall 2017 and spring 2018 by the U.S. Geological Survey (USGS), University of Connecticut, and...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
Variability in sediment properties with depth and the thickness of individual sedimentary layers are critical determinants of seabed acoustic response. The New England Mud Patch (NEMP), located...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
The Hudson River Shallow Water Mapping project characterizes the bottom of the Hudson River Estuary in shallow water (<3 m). The characterization includes acoustic data and bottom verification...
Search relevance: 1.00 | Views last month: 1 | Published on: 2025-12-19 -
Accurate data and maps of sea-floor geology are important first steps toward protecting habitat, delineating marine resources, and assessing environmental changes due to natural or human effects....
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
The geologic map database of the Great Smoky Mountains National Park region of Tennessee and North Carolina is a result from studies from 1993 to 2003 as part of a cooperative investigation by the...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
Twenty-four piston cores (and associated trigger cores) were collected from the source zone of the Currituck Landslide Complex and upper slope adjacent to Baltimore Canyon by the U.S. Geological...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
Percent of size fraction and settling times
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
Submarine canyons cut into the edge of the continental shelf and the continental slope along much of the U.S. Atlantic coast. Three canyons along the southern edge of Georges Bank (Lydonia,...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
A geophysical and geological survey was conducted at the mouth of the Connecticut River from Old Saybrook to Essex, Connecticut, in September 2012. Approximately 230 linear kilometers of digital...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
Two marine geological surveys were conducted in Nantucket Sound, Massachusetts, in May 2016 and May 2017 by the U.S. Geological Survey (USGS) as part of an agreement with the Massachusetts Office...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03
