Waushara County, Wisconsin
Town of Plainfield is a town in Waushara County, Wisconsin. Septic permits inside Town of Plainfield come from Waushara County (Waushara County Zoning Office · 920-787-0453). 8 rules below are quoted from official sources and independently re-checked, most recently on October 29, 2026. Rules for unincorporated land are on the Waushara County page.
Town of Plainfield does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.
Remodeling, additions, new one- and two-family dwellings, swimming pools, and altered electrical services inside the Town of Plainfield.
“permits and inspections are required for all remodeling, additions”
One- and two-family dwellings inside the Town of Plainfield.
“The Uniform Dwelling Code (UDC) is administered through Waushara County”
The listed residential construction and alteration work inside the Town of Plainfield.
“The Uniform Dwelling Code (UDC) is administered through Waushara County and permits and inspections are required for all remodeling, additions, and new 1 or 2 family dwellings, as well as swimming pools and altered electrical services for all municipalities except the Town of Warren*, the Village of Wild Rose, and the City of Wautoma.”
Land inside the Town of Plainfield that is outside city and village limits; Waushara County administers the applicable land-use permitting system.
“Land Use permits are required from the Waushara County Zoning Office in all unincorporated areas”
Areas inside the Town of Plainfield not served by municipal sewer.
“administered by the County Zoning Office”
Installation, repair, replacement, or alteration of an onsite septic system inside the Town of Plainfield where municipal sewer is unavailable.
“Permits are required for repairing, replacing, and altering existing septic systems”
Septic systems inside the Town of Plainfield in areas not served by municipal sewer.
inspection interval: per 3 years
“All septic systems must be visually inspected every three years for signs of leaking tank and/or ponding of absorption area (drainage field). Pumping of tanks must be completed by a licensed septage hauler. Inspection and servicing must be reported to the County Zoning Office.”
Building-permit applications for work inside the Town of Plainfield.
“STEP 1: Apply for a zoning permit. With the exception of electrical service installations and upgrades, a separate zoning (also known as land use) permit is required from the Waushara County Zoning Department.”
We looked and could not find an official answer yet. Silence is not permission; ask Town of Plainfield or Waushara County directly.
Each answer was extracted from an official source and independently re-checked against that source by a second reviewer. That is an evidence check, not legal advice. Rules change; confirm with the authority before you buy or build.
Unanswered questions are usually a sign that Town of Plainfield publishes no rule on the point, not that none exists. Waushara County’s page lists the county offices to call.
Off-grid gear
Going off-grid in Town of Plainfield means bringing your own water and power. The kit we’d start with:
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