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The Watershed Boundary Dataset (WBD) is a comprehensive aggregated collection of hydrologic unit data consistent with the national criteria for delineation and resolution. It defines the areal...
Search relevance: 1.00 | Views last month: 84 | Catalog Last Checked: October 21, 2026 at 07:13 AM -
The National Hydrography Dataset (NHD) is a feature-based database that interconnects and uniquely identifies the stream segments or reaches that make up the nation's surface water drainage...
Search relevance: 1.00 | Views last month: 49 | Catalog Last Checked: September 10, 2026 at 09:17 PM -
Layered geospatial PDF 7.5 Minute Quadrangle Map. Layers of geospatial data include orthoimagery, roads, grids, geographic names, elevation contours, hydrography, boundaries, and other selected...
Search relevance: 1.00 | Views last month: 39 | Catalog Last Checked: September 10, 2026 at 09:48 PM -
USGS Historical Quadrangle in GeoPDF. The USGS Historical Topographic Map Collection (HTMC) is scanning all scales and all editions of topographic maps published by the U.S. Geological Survey...
Search relevance: 1.00 | Views last month: 34 | Catalog Last Checked: September 10, 2026 at 09:26 PM -
The High Resolution National Hydrography Dataset Plus (NHDPlus HR) is an integrated datset of geospatial data layers, including the most current National Hydrography Dataset (NHD),...
Search relevance: 1.00 | Views last month: 8 | Catalog Last Checked: September 10, 2026 at 08:47 PM -
The substrate enhancement pilot project (SEPP) extent GIS layer represents an area where an artificial substrate will be placed. The artificial substrate, consisting of a mixed size class of...
Search relevance: 1.00 | Views last month: 7 | Catalog Last Checked: October 14, 2026 at 06:15 AM -
During autumn 2009 and winter 2010, the U.S. Geological Survey (USGS), in cooperation with the U.S. Army Corps of Engineers (USACE), conducted a hydrographic survey using a multibeam echosounder...
Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: September 10, 2026 at 08:47 PM -
Point feature class that comprises the photogrammetrically compiled Spot Heights (SH) or digital elevation model (DEM) for Jefferson County, Kentucky. These points serve as the DEM for for...
Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: September 10, 2026 at 07:12 PM -
U.S. Geological Survey (USGS) scientists conducted field data collection efforts between July 19th and 31st, 2021 over a large stretch of the McKenzie River in Oregon using high accuracy surveying...
Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: September 10, 2026 at 09:32 PM -
U.S. Geological Survey (USGS) scientists conducted field data collection efforts between October 25th and 31st, 2020 at several sites in eastern Iowa using high accuracy surveying technologies. ...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: September 10, 2026 at 09:34 PM -
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. The USGS 7.5' quadrangle grid for Maryland. Feature Service Layer Link:...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: September 10, 2026 at 06:50 PM -
As part of a cooperative study by the Alabama Department of Transportation (ALDOT) and the U.S. Geological Survey, topographic surveys of stream channel cross-sections, upstream and downstream of...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: September 10, 2026 at 08:47 PM -
The substrate enhancement pilot project (SEPP) extent GIS layer represents an area where an artificial substrate will be placed. The artificial substrate, consisting of a mixed size class of...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: October 14, 2026 at 06:34 AM -
The egg-mat data describe a sub-set of the egg-mat network operated by the Idaho Department of Fish and Game. The sub-set inlcudes two sites, 1. near an area commonly known as Shorty's Island,...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: October 20, 2026 at 05:52 AM -
**This is a large dataset. It may take ten minutes to generate the zip file.**The planimetric data was compiled by The Sanborn Map Company, Inc for the Metropolitan District and is based on an...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: September 10, 2026 at 07:06 PM -
These data were created for the City of Moscow, Idaho as a seamless 3-inch pixel resolution orthorectified aerial image covering approximately 25 square miles of the city and environs....
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 07:05 PM -
This submission contains a number of maps and shapefiles related to the Utah FORGE site. Examples include geologic maps (several variations) and GIS data for the Utah FORGE site outline. All data...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: October 15, 2026 at 11:02 PM -
Topographic data were collected along six reaches (study reach 1, study reach 2, study reach 3, study reach 4, study reach 5, and study reach 6) along Caulks Creek in Wildwood, Missouri, on...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 08:32 PM -
Bathymetric, topographic, and grain-size data were collected in May 2012 along a 33-mi reach of the Colorado River in Grand Canyon National Park, Arizona. The study reach is located from river...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 08:56 PM -
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. The USGS 3.75' quadrangle grid for Maryland. Feature Service Layer Link:...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 06:47 PM
