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U.S. Department of Energy
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Relation of urban land-use and dry-weather, storm, and snowmelt flow characteristics to stream-water quality, Shunganunga Creek basin, Topeka, Kansas

Book ·
OSTI ID:5926400
An investigation was conducted to provide the data and interpretation necessary to determine the effects of runoff from urban areas on the water quality characteristics of receiving streams. Water quality characteristics for three streamflow conditions were determined: (1) dry weather stream-flow - a combination of base flow and point source contributions, (2) storm streamflow - mainly provided by overland runoff from storms, and (3) snowmelt streamflow - mainly provided by overland runoff from snowmelt. Median concentrations of trace metals and nutrients were larger in storm streamflow than in dry weather streamflow. Median concentrations of total lead and zinc were largest in storm streamflow from the more urban basins. Median concentrations of dissolved sodium, chloride, and solids in snowmelt streamflow at all study sites averaged 218% larger for dissolved sodium, 296% larger for dissolved chloride, and 71% larger for dissolved solids relative to median concentrations in dry weather streamflow. Multiple correlation and regression analysis relating storm runoff volumes and average constituent concentrations to land use and storm characteristics produced significant relations for storm runoff volume, total lead, total zinc, and suspended sediment. 21 refs., 17 figs., 11 tabs.
OSTI ID:
5926400
Country of Publication:
United States
Language:
English