Transient Non-Community (TNC) Public Water Systems
EH staff tests, inspects, and monitors public water systems that serve at least 25 patrons 60 days per year in Winnebago County. Such systems include: bars, restaurants, retail stores, churches, parks, and other water systems not served by municipal water systems. WCHD provides this service under contract with the Wisconsin Department of Natural Resources.
Public Water System Owners and Operators
Links to Municipal Water Reports
Water Service Lines
The cities of Oshkosh and Neenah have interactive maps that allow residents to check the status of their water service lines by address. For other cities and municipalities please contact your water utility provider directly. Private well water can be tested through UW-Oshkosh Environmental Research Innovation Center (ERIC) lab.