Found 763 datasets matching filters. (clear all filters)
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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: 79 | Catalog Last Checked: May 05, 2026 at 08:51 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: 76 | Catalog Last Checked: May 05, 2026 at 08:23 PM -
The USGS 3D Hydrography Program (3DHP) ArcGIS REST service (3DHP_all) from The National Map is the first of several data services that will be delivered by the 3D Hydrography Program. The...
Search relevance: 1.00 | Views last month: 38 | Catalog Last Checked: May 05, 2026 at 07:55 PM -
The USGS 3D Hydrography Program (3DHP) ArcGIS REST service (3DHP_all) from The National Map is the first of several data services that will be delivered by the 3D Hydrography Program. The...
Search relevance: 1.00 | Views last month: 38 | Catalog Last Checked: May 05, 2026 at 07:56 PM -
The USGS 3D Hydrography Program (3DHP) ArcGIS REST service (3DHP_all) from The National Map is the first of several data services that will be delivered by the 3D Hydrography Program. The...
Search relevance: 1.00 | Views last month: 37 | Catalog Last Checked: May 05, 2026 at 07:56 PM -
This data package contains both the Marine Place Names as well as the Undersea Feature Places Names as published by MarineCadastre.gov. The Marine Place Names were extracted from the NOAA...
Search relevance: 1.00 | Views last month: 26 | Catalog Last Checked: May 06, 2026 at 02:17 AM -
Sagebrush Focal Areas (SFAs) are a refinement of Greater Sage Grouse habitat delineating the most valuable habitat to the Greater Sage Grouse (Centrocercus urophasianus). They are a subset of the...
Search relevance: 1.00 | Views last month: 23 | Catalog Last Checked: May 05, 2026 at 07:26 PM -
This dataset is part of the U.S. Geological Survey (USGS) Great Lakes Coastal Wetland Restoration Assessment (GLCWRA) initiative. These data represent the flowline network in the Green Bay...
Search relevance: 1.00 | Views last month: 23 | Catalog Last Checked: May 05, 2026 at 08:25 PM -
Water chemistry data from 60 sites in a partially mined eastern Kentucky watershed. Sites are spatially located from headwater tributaries to mouth for analysis of cumulative downstream impacts....
Search relevance: 1.00 | Views last month: 21 | Catalog Last Checked: April 21, 2026 at 07:58 PM -
This dataset consists of polylines representing the stream network for Eagle, Dayton, and Churchill Valleys, west-central Nevada.
Search relevance: 1.00 | Views last month: 20 | Catalog Last Checked: May 05, 2026 at 09:28 PM -
The USGS 3D Hydrography Program (3DHP) ArcGIS REST service (3DHP_all) from The National Map is the first of several data services that will be delivered by the 3D Hydrography Program. The...
Search relevance: 1.00 | Views last month: 17 | Catalog Last Checked: May 05, 2026 at 07:55 PM -
Greater Sage-Grouse (Centrocercus urophasianus) Winter Habitat as mapped by the Idaho Department of Fish and Game (IDFG) for the Idaho and Southwestern Montana Greater Sage-Grouse Final...
Search relevance: 1.00 | Views last month: 17 | Catalog Last Checked: May 05, 2026 at 07:26 PM -
Abstract: This file contains Hydrologic Unit (HU) polygon boundaries for the United States, Puerto Rico, and the U.S. Virgin Islands. The data is a seamless National representation of HU...
Search relevance: 1.00 | Views last month: 15 | Catalog Last Checked: May 05, 2026 at 07:55 PM -
This map shows the USGS (United States Geologic Survey), NWIS (National Water Inventory System) Hydrologic Data Sites for Salt Lake County, Utah. The scope and purpose of NWIS is defined on the...
Search relevance: 1.00 | Views last month: 15 | Catalog Last Checked: May 05, 2026 at 09:47 PM -
The USGS 3D Hydrography Program (3DHP) ArcGIS REST service (3DHP_all) from The National Map is the first of several data services that will be delivered by the 3D Hydrography Program. The...
Search relevance: 1.00 | Views last month: 15 | Catalog Last Checked: May 05, 2026 at 07:54 PM -
The US Fish and Wildlife Service (USFWS) is evaluating the status of the Cascade torrent salamander (Rhyacotriton cascadae) across its range to determine whether the species merits listing under...
Search relevance: 1.00 | Views last month: 14 | Catalog Last Checked: May 05, 2026 at 08:20 PM -
Abstract: This file contains Hydrologic Unit (HU) polygon boundaries for the United States, Puerto Rico, and the U.S. Virgin Islands. The data is a seamless National representation of HU...
Search relevance: 1.00 | Views last month: 14 | Catalog Last Checked: May 05, 2026 at 07:55 PM -
Digital flood-inundation maps for a 7.5-mile reach of the White River at Noblesville, Indiana, were created by the U.S. Geological Survey (USGS) in cooperation with the Indiana Department of...
Search relevance: 1.00 | Views last month: 14 | Catalog Last Checked: May 05, 2026 at 08:08 PM -
The U.S. Geological Survey (USGS), in cooperation with the Little River Water-Quality Consortium (LRWQC), collected water samples at 19 sites in the upper Little River Basin, Kentucky, from...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: May 05, 2026 at 07:45 PM -
Channel migration is the natural process by which streams move laterally over time. It is typically a gradual phenomenon that works over many years to effect significant migration. In some cases,...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: May 05, 2026 at 07:54 PM
