Stephen J. Randtke

School of Engineering - Civil/Environmental/Architectural Engineering
Primary office:
Learned Hall
Room 2150
University of Kansas
1530 West 15th Street
Lawrence, KS 66045-7618


Control of naturally occurring and synthetic chemical contaminants in public water supplies through source control, conventional treatment, and advanced treatment technologies; Sources and transformations of organic chemical contaminants in water supplies, including disinfection byproducts, pesticides and their metabolites, taste- and odor-causing compounds, and algal toxins; Formation and control of disinfection byproducts during drinking water treatment; Physical / chemical water treatment processes, including coagulation, lime softening, activated carbon adsorption, disinfection, oxidation, and various membrane processes, especially with respect to their use in removing trace contaminants from drinking water; Precipitative processes for drinking water treatment, especially lime softening and its ability to remove trace contaminants, and enhanced coagulation and softening for removal of disinfection byproduct precursors; Water treatment plant design; Lake and reservoir management as it pertains to water supply and water quality; Water recycling and reuse for potable and non-potable purposes

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