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Found 910 dataset(s) matching "Basin boundaries".
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This polygon shapefile includes selected delineated subbasins (watersheds) of streams within the upper Umatilla River Basin, Oregon. These subbasins, referred to by the name of their stream gages,...
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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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The Kalamazoo River Area of Concern (AOC) in Michigan has multiple dams in various stages of removal. Following dam removal, river restoration activities will occur in impacted reaches....
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The Positive Structural Elements coverage maps, in the form of polygons, are known structural highs within the province that commonly define a basin proper or influence the occurrence of...
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305b Assessed 2014 River Lake Estuary Set: Connecticut 305b Assessed River 2014 is a 1:24,000-scale, line feature-based layer that includes rivers that have been assessed to comply with Sections...
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305b Assessed 2016 River Lake Estuary Bed: Connecticut 305b Assessed River 2016 is a 1:24,000-scale, line feature-based layer that includes rivers that have been assessed to comply with Sections...
