Trempealeau County, WI septic permits and regulations

Septic systems in Trempealeau County, Wisconsin are permitted by Trempealeau County Zoning Department under Wisconsin Administrative Code SPS 383.

Septic permit program

  • Program type: Mixed
  • Authorized agent: Trempealeau County County Health Department
  • Own septic program: No, uses Wisconsin state rules
  • Local rules beyond the state: No
  • Population: 30,760

Permit fee comparison

Average septic permit fee in Trempealeau County: $97. Wisconsin average: $97.

Local rules

County operates under state-level SPS 383 (Private Onsite Wastewater Treatment Systems). Contact local health department for any additional county-specific requirements.

What SepticPro has on file for Trempealeau County

  • 6 permit fees with sources
  • The agency phone, email and office address
  • Setback distances
  • Soil and perc test requirements
  • Allowed system types
  • System design rules
  • Inspection requirements
  • Maintenance and pumping rules
  • Point-of-sale rules
  • Installer, designer and pumper licensing

Create a free account to see the full details.

Draw a permit-ready site plan for Trempealeau County

Enter the address, draw the system on the aerial with the parcel lines and topo, and print it to scale for Trempealeau County Zoning Department. See how SepticPro site plans work.

Other Wisconsin counties

Data checked 2026-05-17. Always confirm requirements with Trempealeau County Zoning Department before applying.