This article explores the results obtained from a mobile pilot unit in Gresham Wisconsin during the winter of 2010. The pilot unit was installed to October 2010 and ran through April of 2011. During the course of the study, the Bio-Dome was tested under various loading conditions and operating conditions. Samples were taken for both the influent and effluent of the lagoon. Samples were analyzed for BOD, TSS, Ammonia, Total Nitrogen, Nitrates & Nitrites, and Total Phosphorous. Particular emphasis is placed on Ammonia Removal.