Stormwater Permits

Permits You May Need to Operate in Knox County

Flood Plain Development Permit: click here

Grading Permit: click here

Small Lot Fill and/or Grading Agreement: click here

Special Pollution Abatement Permit

Knox County Special Pollution Abatement Permit (SPAP)
for Food Handling and Processing Facilities click here
   • This permit is for existing facilities

Knox County Special Pollution Abatement Permit (SPAP)
for Automotive & Associated Facilities click here
   • This permit is for existing facilities

Knox County Special Pollution Abatement Permit (SPAP) click here
   • This permit is for NEW construction

Knox County Storm Water Pollution Prevention Plan (SWPPP) for businesses.
   • This is NOT a fillable form.  Please print and mail your SWPPP
      to the address listed in the document.

Small Lot Erosion Prevention and Sediment Control Plan

• This form must accompany any permit application for single family residential construction and site grading of less than one (1) acre. All paper work for this permit should be submitted to Knox County Code Administration and Inspection (www.knoxcounty.org/codes). They may be reached at 865-215-2323.