Found 512 datasets matching filters.
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This high-level metadata data document will be supplemented with detailed regional metadata at a later date. The NHDPlusV2 is an integrated suite of application-ready geospatial data sets that...
Search relevance: 1.00 | Views last month: 24 | Catalog Last Checked: May 06, 2026 at 12:50 AM -
Work has been done to expand the hydrologic landscapes (HLs) concept and to develop an approach for using it to address streamflow vulnerability from climate change. This work has included...
Search relevance: 1.00 | Views last month: 16 | Catalog Last Checked: April 21, 2026 at 07:55 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 -
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 -
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: 11 | Catalog Last Checked: May 05, 2026 at 07:54 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: 10 | Catalog Last Checked: May 05, 2026 at 07:55 PM -
The locations of approximately 23,000 current and historical U.S. Geological Survey (USGS) streamgages in the United States and Puerto Rico (with the exception of Alaska) have been snapped to the...
Search relevance: 1.00 | Views last month: 10 | Catalog Last Checked: May 05, 2026 at 10:02 PM -
Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to track certain goals created in response to the Government...
Search relevance: 1.00 | Views last month: 9 | Catalog Last Checked: March 04, 2026 at 06:53 AM -
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: 9 | Catalog Last Checked: May 05, 2026 at 07:54 PM -
This map service represents modeled streamflow metrics from the end-of-century time period (2070-2099) in the United States. In addition to standard NHD attributes, the streamflow datasets include...
Search relevance: 1.00 | Views last month: 8 | Catalog Last Checked: May 05, 2026 at 11:50 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: 8 | Catalog Last Checked: May 05, 2026 at 07:55 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: 8 | Catalog Last Checked: May 05, 2026 at 07:55 PM -
This map service represents the absolute change in modeled streamflow metrics between the historical (1977-2006) and mid-century (2030-2059) time periods in the United States. In addition to...
Search relevance: 1.00 | Views last month: 8 | Catalog Last Checked: May 05, 2026 at 11:50 PM -
This map service represents modeled streamflow metrics from the historical time period (1977-2006) in the United States. In addition to standard NHD attributes, the streamflow datasets include...
Search relevance: 1.00 | Views last month: 8 | Catalog Last Checked: May 05, 2026 at 11:50 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: 8 | Catalog Last Checked: May 05, 2026 at 07:55 PM -
HYD_AREA_POLY: This dataset contains area features from the US Geologic Survey (USGS) High Resolution National Hydrography Dataset (NHD). NHD Flowline features are linear depictions of streams and...
Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: May 07, 2026 at 04:23 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: 6 | Catalog Last Checked: May 05, 2026 at 07:54 PM -
Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to track certain goals created in response to the Government...
Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: March 04, 2026 at 06:56 AM -
This map service represents modeled streamflow metrics from the mid-century time period (2030-2059) in the United States. In addition to standard NHD attributes, the streamflow datasets include...
Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: May 05, 2026 at 11:50 PM
