Search Data.gov
Found 1729 dataset(s) matching "reference concentration".
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Timeseries data from 'COOPER RIVER AT U.S. HWY 17 AT CHARLESTON, SC (USGS 021720709)' (gov_usgs_nwis_021720709)
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Timeseries data from 'WACCAMAW R NR HAGLEY LAND. NR PAWLEYS ISLAND, SC (USGS 02110815)' (gov_usgs_nwis_02110815)
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The National Lakes Assessment (NLA) is a statistical survey of the condition of our nation's lakes, ponds, and reservoirs. It is designed to provide information on the extent of lakes that support...
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Timeseries data from 'SKRINE CREEK NEAR MCCLELLENVILLE, SC (USGS 330428079214800)' (gov_usgs_nwis_330428079214800)
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Timeseries data from 'ST JOHNS R DAMES POINT BRIDGE AT JACKSONVILLE, FL (USGS 302309081333001)' (gov_usgs_nwis_302309081333001)
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Timeseries data from 'SAVANNAH RIVER AT GARDEN CITY, GA (USGS 021989715)' (gov_usgs_nwis_021989715)
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This dataset details mercury concentrations and mercury stable isotope values collected as part of an environmental mercury assessment encompassing the Mobile and Tombigbee Rivers as well as two...
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The dataset is lake dissolved oxygen concentrations obtained form plots published by Gelda et al. (1996) and lake reaeration model simulated values using Bayesian Monte Carlo methods (Chaudhary...
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This data release is focused on the analysis of surface water concentration data associated with 12 elements of concern from three hydrologic basins. Data is analyzed with respect to: a) reporting...
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The South Florida Water Management District (SFWMD) and the U.S. Geological Survey (USGS) have evaluated projections of future droughts for south Florida based on climate model output from the...
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The South Florida Water Management District (SFWMD) and the U.S. Geological Survey (USGS) have evaluated projections of future droughts for south Florida based on climate model output from the...
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Site-specific multiple linear regression models were developed for one beach in Ohio (three discrete sampling sites) and one beach in Pennsylvania to estimate concentrations of Escherichia coli...
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Timeseries data from 'BUCK CREEK NEAR LONGS, SC (USGS 02110400)' (gov_usgs_nwis_02110400)
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Manganese is a designated critical mineral, being industrially utilized for producing steel and batteries, including in the production of electric vehicles (Rozelle and others, 2021). The eastern...
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From the 2015 water year, the U.S. Geological Survey has collected data to develop a surrogate model for estimating real-time fine sediment particles concentration and loads at Upper Truckee River...
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The U.S. Geological Survey (USGS), in cooperation with the York County Planning Commission and York County Conservation District, has collected discrete stream samples for analysis of...
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This dataset consists of sets of images corresponding to the data sets 1-8 described in Table 1 in the manuscript "Establishing a Reference Focal Plane Using Machine Learning and Beads for...
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Mercury concentration, mercury stable isotope ratio, and carbon and nitrogen stable isotope ratio data as applicable for sediment, water, invertebrates, and fish collected from the St. Louis River...
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Laboratory experiments were performed between 2019 and 2020 to examine how dissolved organic matter (DOM) and phytoplankton (Raphidocelis subcapitata) cells alter mercury (Hg) uptake and isotope...
