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Summary of water-quality data for selected streams in Colorado
M.W. Gaydos
1980, Open-File Report 80-682
This report presents the first statewide summary of water-quality data for selected streams in Colorado. Included in the report are a tabulation of the 165 surface-water-sampling sites for which five or more analyses of major chemical constituents were available at the end of the 1978 water year and a tabulation...
Chemical and physical characteristics of natural ground waters in Michigan: A preliminary report
T. Ray Cummings
1980, Open-File Report 80-953
Wide variations occur in the chemical and physical characteristics of natural groundwaters in Michigan. Dissolved-solids concentrations range from 23 to 2,100 milligrams per liter. Waters having low dissolved-solids concentrations are calcium bicarbonate waters. Sodium, sulfate, and chloride increase as mineralization increases. Iron, aluminum, and titanium are higher at some locations...