Katie Wolohan, PE

Environmental Engineer
Barr Engineering Company

Katie Wolohan is a professional environmental engineer with six years of consulting experience assisting clients with water and wastewater treatment, water reuse, and environmental compliance and permitting. She has worked with both industrial and municipal clients to navigate emerging contaminant water treatment options and challenges, including 1,4-dioxane and per- and polyfluoroalkyl substances (PFAS). Katie graduated with a Bachelor of Science degree in Environmental Engineering from Michigan Technological University. In her free time, she enjoys biking, traveling, cooking adventurously, and spending time with her husband and Siberian husky.


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