418 datasets found for ""Hydrologic Units""
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Federal
USGS Water-Quality Data for the Nation - National Water Information System (NWIS)
Department of the Interior —
The USGS compiles online access to water-resources data collected at approximately 1.5 million sites in all 50 States, the District of Columbia, Puerto Rico, the... -
Federal
Watershed Boundary Dataset (WBD) - USGS National Map Downloadable Data Collection NGDA
Department of the Interior —
The Watershed Boundary Dataset (WBD) is a comprehensive aggregated collection of hydrologic unit data consistent with the national criteria for delineation and... -
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
USGS Water Use Data for the Nation - National Water Information System (NWIS)
Department of the Interior —
The U.S. Geological Survey's National Water-Use Information Program is responsible for compiling and disseminating the nation's water-use data. The USGS works in... -
Federal
National watershed boundary (HUC12) dataset for the conterminous United States, retrieved 10/26/2020
Department of the Interior —
This child item provides a snapshot of the watershed boundary dataset which consists of a shapefile with 87,020 12-digit hydrologic unit codes (HUC12) for the... -
Federal
USGS Surface-Water Data for the Nation - National Water Information System (NWIS)
Department of the Interior —
The USGS compiles online access to water-resources data collected at approximately 1.5 million sites in all 50 States, the District of Columbia, Puerto Rico, the... -
Federal
USGS Groundwater Data for the Nation - National Water Information System (NWIS)
Department of the Interior —
The USGS compiles online access to water-resources data collected at approximately 1.5 million sites in all 50 States, the District of Columbia, Puerto Rico, the... -
Federal
Maine Lidar-Derived Watersheds
Department of the Interior —
Lidar Digital Elevation Models (DEMs) at 2-meter resolution have been used to derive watershed boundaries for the State of Maine. Geographic Information Systems (GIS)... -
Federal
Badlands National Park Small-Scale Base GIS Data
Department of the Interior —
This data set contains small-scale base GIS data layers compiled by the National Park Service Servicewide Inventory and Monitoring Program and Water Resources... -
Federal
Blue Ridge Parkway Small-Scale Base GIS Data
Department of the Interior —
This data set contains small-scale base GIS data layers compiled by the National Park Service Servicewide Inventory and Monitoring Program and Water Resources... -
Federal
LANID: Landsat-based irrigation dataset for CONUS 2018-20
Department of the Interior —
This data release provides a monthly irrigation water use reanalysis for the period 2000-20 for all U.S. Geological Survey (USGS) Watershed Boundary Dataset of... -
Federal
Acadia NP Small-Scale Base GIS Data
Department of the Interior —
This data set contains small-scale base GIS data layers compiled by the National Park Service Servicewide Inventory and Monitoring Program and Water Resources... -
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
U.S. Geological Survey - Gap Analysis Project Species Range Maps CONUS_2001 NGDA
Department of the Interior —
GAP species range data are coarse representations of the total areal extent a species occupies, in other words the geographic limits within which a species can be... -
Federal
U.S. Geological Survey - Gap Analysis Project Species Habitat Maps CONUS_2001 NGDA
Department of the Interior —
Gap Analysis Project (GAP) habitat maps are predictions of the spatial distribution of suitable environmental and land cover conditions within the United States for... -
Federal
Death Valley National Park Small-Scale Base GIS Data
Department of the Interior —
This data set contains small-scale base GIS data layers compiled by the National Park Service Servicewide Inventory and Monitoring Program and Water Resources... -
Federal
Big Bend National Park Small-Scale Base GIS Data
Department of the Interior —
This data set contains small-scale base GIS data layers compiled by the National Park Service Servicewide Inventory and Monitoring Program and Water Resources... -
Federal
Estimated Densities of Residential Septic Tanks across the Conterminous United States for 12-digit Hydrologic Unit Code 12 (HUC12), National Hydrography Dataset Plus Version 2 (NHDPlusV2) Catchment, and Block Group Scales
Department of the Interior —
This dataset provides estimates of residential septic tank densities at 12-digit Hydrologic Unit Code (HUC12), National Hydrography Dataset (NHD Plus version 2.1,... -
Federal
U.S. Geological Survey Gap Analysis Project (GAP) Analytical Database
Department of the Interior —
The Gap Analysis Project (GAP) Analytical Database represents a synthesis of three core datasets for the conterminous U.S. Specifically 1) the GAP/LANDFIRE National... -
Federal
Chesapeake & Ohio Canal National Historical Park Small-Scale Base GIS Data
Department of the Interior —
This data set contains small-scale base GIS data layers compiled by the National Park Service Servicewide Inventory and Monitoring Program and Water Resources...
418 datasets found for ""Hydrologic Units""