Wisconsin POWTS http://dsps.wi.gov/Programs/Industry-Services/Industry-Services-Programs/Private-Onsite-Water-POWTS/
Waukesha County https://www.waukeshacounty.gov/environmental_health/
Jefferson County Zoning http://www.jeffersoncountywi.gov/departments/departments_s-z/departments/zoning.php
Walworth County land use http://www.co.walworth.wi.us/Government%20Center/
Land%20Use%20and%20Resource%20Management/Sanitation.aspx
Washington County Land Use http://www.co.washington.wi.us/departments.iml?mdl=departments.mdl&ID=LAN
Dodge County land use http://www.co.dodge.wi.us/index.aspx?page=61
Ozaukee County Sanitary http://www.co.ozaukee.wi.us/299/Sanitary-Regulations
Racine County Sanitary http://www.racineco.com/codeadmin/index.aspx
Wisconsin Onsite Water Recycling Association http://www.wowra.com/
National Onsite Water Recycling Association http://www.nowra.org/