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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 -
NOAA's Electronic Navigational Charts (NOAA ENCs) have been developed to support the marine transportation infrastructure and coastal management. The NOAA ENCs are in S-57, a data standard...
Search relevance: 1.00 | Views last month: 26 | Catalog Last Checked: May 16, 2026 at 10:37 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 29, 2026 at 07:27 PM -
This U.S. Geological Survey (USGS) data release provides phytoplankton data collected from the Kansas River and tributaries, during September through November 2011. All data are reported as raw...
Search relevance: 1.00 | Views last month: 23 | Catalog Last Checked: May 05, 2026 at 08:47 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 -
The U.S. Geological Survey (USGS) National Geospatial Program (NGP) and National Research Program (NRP) acquired hyperspectral image data from the Kootenai River near Bonners Ferry, ID. The image...
Search relevance: 1.00 | Views last month: 22 | Catalog Last Checked: May 05, 2026 at 08:18 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 project provides information that can be used in preliminary land use-based risk assessments for pesticides potentially used in the St. Johns River watershed, and for a broad suite of...
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The database provides information on prescribed amounts, levels detected in aquatic environments, chemical structure, molecular weight, octanol-water partition coefficients, water solubility,...
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This U.S. Geological Survey (USGS) Data Release provides discrete water-quality data collected from four sites on the Kansas River and four of its tributaries during July 2012 through September...
Search relevance: 1.00 | Views last month: 18 | Catalog Last Checked: May 05, 2026 at 10:12 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 -
Continuous water temperature data were collected at multiple sites along the Middle Fork and mainstem Willamette Rivers between Jasper and Newberg, Oregon, to support effectiveness monitoring for...
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This dataset contains the physical collection information (e.g., sample location, date, gear type) and microsatellite DNA genotype of egg and larval Lake Sturgeon collected in the St. Clair and...
Search relevance: 1.00 | Views last month: 17 | Catalog Last Checked: May 05, 2026 at 08:35 PM -
Continuous water-temperature data were collected at multiple restoration sites along the Middle Fork and mainstem Willamette Rivers between Jasper and Newberg, Oregon, to support effectiveness...
Search relevance: 1.00 | Views last month: 16 | Catalog Last Checked: May 05, 2026 at 10:05 PM -
USGS, HUDSON RIVER AT 01372043.
Search relevance: 1.00 | Views last month: 16 | Catalog Last Checked: May 28, 2026 at 05:00 AM -
We used visual surveys to document the presence of all life stages of Cascades frog (Rana cascadae) at historically occupied sites. We surveyed 67 sites 1-2 times between May and August of 2018...
Search relevance: 1.00 | Views last month: 15 | Catalog Last Checked: May 05, 2026 at 08:46 PM
