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Found 2140 dataset(s) matching "Hydrologic Unit".
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This data release contains digital data generated by the U.S. Geological Survey under cooperative agreements with Sonoma County Water Agency and the California State Water Resources Control Board...
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Long-term monitoring data of geomorphic, hydrological, and biological characteristics of landscapes. This information provides an effective means of relating observed change to possible causes of...
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Salinity levels in streams and tributaries of the Colorado River Basin have been a major concern for years. Recently, the United States Geological Survey’s (USGS) Next Generation Water Observing...
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Long-term monitoring data of geomorphic, hydrological, and biological characteristics of landscapes. This information provides an effective means of relating observed change to possible causes of...
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Continuous monitoring data reported are a portion of data from a larger study investigating changes in soil properties, carbon accumulation, and greenhouse gas fluxes in four recently restored...
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This dataset includes simulated streamflow and sediment discharge for major tributaries contributing to Clear Lake, California. Historical hourly streamflow and sediment for each tributary...
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This digital data set defines the subregions of the transient ground-water flow model of the Death Valley regional ground-water flow system (DVRFS). Subregions are used to more readily describe...
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This map service represents the percent change in modeled streamflow metrics between the historical (1977-2006) and mid-century (2030-2059) time periods in the United States. In addition to...
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A three-dimensional hydrogeologic framework model (3D HFM) of the westernmost western Snake River Plain (WSRP) aquifer system was prepared to represent the subsurface distribution and thickness of...
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The electrical conductivity of the earth is used to help infer lithological and pore fluid properties. Various geophysical methods can provide estimates of the distribution of below ground...
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Using publicly available data for Madison and Oneida counties, New York, a series of geospatial overlays were created at 1:24,000 scale to examine the bedrock geology, groundwater table, soils,...
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A two-dimensional model and digital flood-inundation maps were developed for a 30-mile reach of the Wabash River near the Interstate 64 (I-64) Bridge near Grayville, Illinois. The flood-inundation...
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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...
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As part of the Great Lakes Restoration Initiative (GLRI) project template 774-GC10 entitled, “Characterization of hydrology and sediment mobility to inform design and implementation of a seasonal...
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A three-dimensional hydrogeologic framework model (3D HFM) of the westernmost western Snake River Plain (WSRP) aquifer system was prepared to represent the subsurface distribution and thickness of...
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This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. The MD_Surface_Waters Feature Dataset includes 7 feature classes that geospatially depict the surface water...
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This map service represents the percent change in modeled streamflow metrics between the historical (1977-2006) and end-of-century (2070-2099) time periods in the western United States. In...
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In August 2024, the U.S. Geological Survey Idaho Water Science Center (USGS IDWSC), in cooperation with the United States Bureau of Reclamation (USBR), completed bathymetric and topographic...
