Don Pierce will be the first to admit he’s “a fanaticabout cleanliness.” That explains why the Tomah (Wis.) Wastewater Facility, where he is plant supervisor, still looks brand new after 10 years.
Of course, Pierce and his team of five operators are no less meticulous about the quality of the effluent the plant discharges to the Lemonweir River. A biological nutrient removal process built around oxidation ditches helps the plant achieve greater than 98 percent removal of BOD, TSS, ammonia and total phosphorus.
Pierce and his fully cross-trained team monitor the treatment processes closely and, when challenges appear, share observations and ideas
