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Found 421 dataset(s) matching "Hydrology Polygons".
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<span style='font-family: "Avenir Next W01", "Avenir Next W00", "Avenir Next", Avenir, "Helvetica Neue", sans-serif; font-size: 17px; background-color:...
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** Dataset containing HUC12 watershed boundaries that are within or intersect the boundary of a standard park AOA. ** The Watershed Boundary Dataset (WBD) is a comprehensive aggregated collection...
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The Watershed Boundary Dataset (WBD) is a comprehensive aggregated collection of hydrologic unit data consistent with the national criteria for delineation and resolution. It defines the areal...
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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...
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<div style='text-align:Left;'><div><p><span>This dataset is a complete digital hydrologic unit boundary layer to the subwatershed (12-digit) 6th level at 1:24,000 scale. This data set consists of...
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<div style='text-align:Left;'><div><div><p><span>This data set consists of geo-referenced digital data and associated attributes created in accordance with the FGDC Proposal, Version 1.0 - Federal...
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<div style='text-align:Left;'><div><div><p><span>This dataset is a digital hydrologic unit boundary layer for the District of Columbia only - to the watershed (10-digit) 6th level at 1:24,000...
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Human alteration of waterways has impacted the minimum and maximum streamflow in more than 86% of monitored streams nationally and may be the primary cause for ecological impairment in river and...
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This vector data set represents the 8-digit hydrologic unit (HU8) polygons used to define the raster processing extent for the Louisiana Streamstats study area.
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These vector data represent the 8-digit hydrologic unit (HU8) polygons used to define the raster processing extent in the Nevada StreamStats study area.
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The Hydrologic Sub-basins of Greenland data set contains Geographic Information System (GIS) polygon shapefiles that include 293 hydrologic sub-basins of the Greenland Ice Sheet, as created by...
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The sagebrush ecosystem spans over 175 million acres in the western United States, and is biologically, culturally, and economically significant to the country. Many disturbances including...
