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Found 167 dataset(s) matching "State boundaries of the conterminous United States".
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This data set represents the area of Hydrologic Landscape Regions (HLR) compiled for every catchment of NHDPlus for the conterminous United States. The source data set is a 100-meter version of...
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This data set represents the 30-year (1971-2000) average annual maximum temperature in Celsius multiplied by 100 compiled for every catchment of NHDPlus for the conterminous United States. The...
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This coverage contains estimates of nitrogen-fertilizer sales for the conterminous United States in 1988 as reported by the U.S. Environmental Protection Agency (1990) and by Jerald Fletcher (West...
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This data set represents the 30-year (1971-2000) average annual precipitation in millimeters multiplied by 100 compiled for every catchment of NHDPlus for the conterminous United States. The...
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This data set represents the average normalized atmospheric (wet) deposition, in kilograms, of Ammonium (NH4) for the year 2002 compiled for every catchment of NHDPlus for the conterminous...
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This coverage contains estimates of agricultural cropping-practices in counties in the conterminous United States as reported in the 1987 Census of Agriculture (U.S. Department of Commerce,...
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This data set represents estimated soil variables compiled for every catchment of NHDPlus for the conterminous United States. The variables included are cation exchange capacity, percent calcium...
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This data set represents the estimated amount of phosphorus and nitrogen fertilizers applied to selected crops for the year 2002, compiled for every catchment of NHDPlus for the conterminous...
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This coverage contains estimates of land in agricultural production in counties in the conterminous United States as reported in the 1987 Census of Agriculture (U.S. Department of Commerce,...
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This dataset contains the components of and resultant Rarity and Climate Sensitivity (RCS) values for 90 species of frogs and toads native to the conterminous United States. The RCS metric uses...
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This USGS data release documents coarse ranges for 257 fish species in the conterminous United States for level 8 hydrologic units from the Watershed Boundary Dataset (WBD). These range maps were...
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This coverage contains estimates of nitrogen-fertilizer sales for the conterminous United States in 1986 as reported by the U.S. Environmental Protection Agency (1990) and by Jerald Fletcher (West...
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This data set represents the average normalized atmospheric (wet) deposition, in kilograms, of Total Inorganic Nitrogen for the year 2002 compiled for every catchment of NHDPlus for the...
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This coverage contains estimates of herbicide use for the eighty-first through the ninety-sixth most-used herbicides in the conterminous United States as reported in Gianessi and Puffer (1991)....
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This coverage contains estimates of herbicide use for the twenty-first through the fortieth most-used herbicides in the conterminous United States as reported in Gianessi and Puffer (1991)....
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This data set represents the 30-year (1971-2000) average annual minimum temperature in Celsius multiplied by 100 compiled for every catchment of NHDPlus for the conterminous United States. The...
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This tabular dataset represents the estimated area of artificial drainage for the year 1992 and irrigation types for the year 1997 compiled for every catchment of NHDPlus for the conterminous...
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This coverage contains estimates of nitrogen-fertilizer sales for the conterminous United States in 1989 as reported by the U.S. Environmental Protection Agency (1990) and by Jerald Fletcher (West...
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This coverage contains estimates of agricultural expenses in counties in the conterminous United States as reported in the 1987 Census of Agriculture (U.S. Department of Commerce, 1989a)....
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This coverage contains estimates of agricultural cropping-practices in counties in the conterminous United States as reported in the 1987 Census of Agriculture (U.S. Department of Commerce,...
