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Federal
National Hydrography Dataset (NHD) - USGS National Map Downloadable Data Collection NGDA
Department of the Interior —
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... -
Federal
National Hydrography Dataset Plus High Resolution (NHDPlus HR) - USGS National Map Downloadable Data Collection
Department of the Interior —
The High Resolution National Hydrography Dataset Plus (NHDPlus HR) is an integrated datset of geospatial data layers, including the most current National Hydrography... -
Federal
Polygons of global undersea features for geographic searches
Department of the Interior —
A shapefile of 311 undersea features from all major oceans and seas has been created as an aid for retrieving georeferenced information resources. Version 1.1 of the... -
Federal
National-Scale Geophysical, Geologic, and Mineral Resource Data and Grids for the United States, Canada, and Australia: Data in Support of the Tri-National Critical Minerals Mapping Initiative
Department of the Interior —
National-scale geologic, geophysical, and mineral resource raster and vector data covering the United States, Canada, and Australia are provided in this data release.... -
Federal
SAWSC PeakFQ input and output files for at-site flood-frequency statistics
Department of the Interior —
Reliable estimates of the magnitude and frequency of floods are an important part of the framework for hydraulic-structure design and flood-plain management in... -
Federal
Green River Basin boundary, 1999 National Coal Resource Assessment (grbbndg.shp)
Department of the Interior —
This ArcView shapefile contains a polygon representation of the Green River Basin boundary. This boundary is a part of the National Coal Resource Assessment of the... -
Federal
Watershed Boundary Dataset; 12-Digit Watersheds Dissolved to 8-Digit Watersheds
Department of the Interior —
This dataset is the digital hydrologic unit boundary layer for the 8-digit subwatershed boundaries for the conterminous United States. This dataset is intended to be... -
Federal
Magnitude and Frequency of Floods for Rural Streams in Georgia, South Carolina, and North Carolina, 2017-Data
Department of the Interior —
Reliable estimates of the magnitude and frequency of floods are an important part of the framework for hydraulic-structure design and flood-plain management. Annual... -
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
1:24,000-scale hydrographic areas, middle Carson River basin, Nevada
Department of the Interior —
This data release consists of 1:24,000-scale polylines and polygons representing hydrographic areas for the middle Carson River basin, Nevada. -
Federal
Model Archive for Magnitude and Frequency of Floods for Rural Streams in Georgia, South Carolina, and North Carolina, 2017
Department of the Interior —
Reliable estimates of the magnitude and frequency of floods are an important part of the framework for hydraulic-structure design and flood-plain management in... -
Federal
Enhanced Terrain Imagery of the Wilmington 30 x 60 Minute Quadrangle from Lidar-Derived Elevation Models at 3-Meter Resolution
Department of the Interior —
This imagery dataset consists of 3-meter resolution, lidar-derived imagery of the Wilmington 30 x 60 minute quadrangle in parts of Pennsylvania, Maryland, Delaware,... -
Federal
Recent historical and projected (years 2006–99) areas (km2) of managed, flooded habitats used by waterbirds overwintering in Central Valley, California basins for 17 climate, urbanization, and water management scenarios.
Department of the Interior —
The dataset summarizes areas of Central Valley waterbird habitats (i.e., wetland and cropland types) that are available for each of 17 projected scenarios by planning... -
Federal
Drainage Basins used for Development of the Watershed Regressions for Pesticides (WARP) Model, 2012
Department of the Interior —
This data set contains 204 drainage basin boundaries for U.S. Geological Survey (USGS) stream sites analyzed in the Watershed Regressions for Pesticides (WARP) model.... -
Federal
1:24,000-scale hydrographic areas, Walker River Basin, California and Nevada
Department of the Interior —
This dataset consists of digitized 1:24,000-scale polylines and polygons representing hydrographic areas for the Walker River basin, California and Nevada. -
Federal
South Carbon coalfield boundary, Wyoming (scbndg)
Department of the Interior —
This ArcView shapefile contains a representation of the South Carbon coalfield boundary. This area is part of the National Coal Resource Assessment in the Rocky... -
Federal
Recent historical and projected (years 2006–99) areas (km2) of managed, flooded habitats used by waterbirds overwintering in Central Valley, California basins for 17 climate, urbanization, and water management scenarios.
Department of the Interior —
Matchett and Fleskes (2018) evaluated availability of wetland and agricultural habitats used by waterbirds overwintering in the Central Valley of California under 17... -
Federal
SAWSC rural flood-frequency regression models (R scripts and applications) [child item]: Model Archive for Magnitude and Frequency of Floods for Rural Streams in Georgia, South Carolina, and North Carolina, 2017
Department of the Interior —
Reliable estimates of the magnitude and frequency of floods are an important part of the framework for hydraulic-structure design and flood-plain management in... -
Federal
Watershed Boundaries for the U.S. Geological Survey Midwest Stream Quality Assessment
Department of the Interior —
In 2013, the first of several Regional Stream Quality Assessments (RSQA) was done in the Midwest United States. The Midwest Stream Quality Assessment (MSQA) was a... -
Federal
GeoNatShapes: a natural feature reference dataset for mapping and AI training
Department of the Interior —
These data were compiled for the use of training natural feature machine learning (GeoAI) detection and delineation. The natural feature classes include the...