Search datasets
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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: 11 | Catalog Last Checked: September 10, 2026 at 08:18 PM -
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: 11 | Catalog Last Checked: September 10, 2026 at 08:35 PM -
The data in this layer are from an unpublished report produced by the Bigelow Laboratory. The source project was conducted primarily to examine contaminant distributions, but also produced...
Search relevance: 1.00 | Views last month: 9 | Catalog Last Checked: September 10, 2026 at 09:52 PM -
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: 8 | Catalog Last Checked: September 10, 2026 at 09:57 PM -
These data were collected under a cooperative agreement with the Massachusetts Office of Coastal Zone Management (CZM) and the U.S. Geological Survey, Coastal and Marine Geology Program, Woods...
Search relevance: 1.00 | Views last month: 8 | Catalog Last Checked: September 10, 2026 at 09:14 PM -
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. Bathymetry,...
Search relevance: 1.00 | Views last month: 8 | Catalog Last Checked: September 10, 2026 at 09:00 PM -
The samples in this dataset were collected and analyzed under the direction of the Massachusetts Water Resources Administration. The data were generated to study the effects of the Boston sewage...
Search relevance: 1.00 | Views last month: 8 | Catalog Last Checked: September 10, 2026 at 09:18 PM -
A data delivery application that provides web-based access to of soil, water, climate, land management, and geospatial data produced by Conservation Effects Assessment Project (CEAP) watershed...
Search relevance: 1.00 | Views last month: 7 | Catalog Last Checked: October 09, 2026 at 04:37 PM -
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: 7 | Catalog Last Checked: September 10, 2026 at 10:34 PM -
Chemical, physical, profile, imagery, laboratory analysis and sediment analysis oceanographic data were collected aboard the GYRE in the Gulf of Mexico from 2010-10-07 to 2010-10-20 in response to...
Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: September 26, 2026 at 07:51 PM -
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: 6 | Catalog Last Checked: September 10, 2026 at 09:45 PM -
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: 5 | Catalog Last Checked: September 10, 2026 at 09:50 PM -
The natural resiliency of the New Jersey barrier island system, and the efficacy of management efforts to reduce vulnerability, depends on the ability of the system to recover and maintain...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: September 10, 2026 at 09:34 PM -
The database for the geologic map of the Frederick 30 x 60 quadrangle covers the distinct geologic provinces and sections of the central Appalachian region that are defined by unique bedrock and...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: September 10, 2026 at 10:17 PM -
Chemical, physical, profile, imagery, laboratory analysis and sediment analysis oceanographic data were collected aboard the RYAN CHOUEST in the Gulf of Mexico from 2010-10-07 to 2010-10-17 in...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: September 26, 2026 at 07:51 PM -
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: 4 | Catalog Last Checked: September 10, 2026 at 07:58 PM -
This data set includes the locations, identifiers, grain-size data and(or) textural descriptions of surficial sediments collected at stations based on topographic and backscatter data of the...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: September 10, 2026 at 10:43 PM -
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 silt and sand-silt-clay are the...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: September 10, 2026 at 10:49 PM -
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 | Catalog Last Checked: September 10, 2026 at 07:58 PM -
The U.S. Geological Survey (USGS), in cooperation with the Connecticut Department of Environmental Protection and National Oceanic and Atmospheric Administration (NOAA), is producing detailed...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: September 10, 2026 at 09:12 PM
