St. Louis County Office Buildings will be closed Monday, September 1st, 2025 in observance of Labor Day. 

If your property was affected by the wildfires in May, find resources and information on relevant county services here: 2025 Spring Wildfires

Questions about the Tax Forfeiture Class-Action Settlement? Visit MNTaxForfeitureSettlement.com or call 1-833-709-0093 


Apply for a Septic Permit


 
 
Septic Area
 
Contractor Information
Septic permit applications are required for a variety of purposes. Licensed septic designers and installers typically complete the application forms and submit to the county for review.
 
 
Application Information
 
 

Mound, At-Grade, In-Ground, Graywater

Holding Tank

Form 3000: Residential Construction Application (Updated: 4/9/25)

Form 3001: Commercial Construction Application (Updated: 4/18/24)

SSTS Holding Tank Design forms package (Updated: 4/25/2025)

Form 3002: SSTS Design Summary (Updated: 1/3/24)

Form 3003: SSTS Site Sketch (Updated: 4/15/24)

Form 3010: SSTS Operating Permit Worksheet (Updated: 4/15/24)

Maintainer (pumper) Contract (From Maintainer)

Management Plan or Pre-Approved

Privy

Type IV

Type V

Installer Documents

Point of Sale Documents

OP Renewal

Form 3040: SSTS Operating Permit Renewal (Updated: 1/3/24)

Renewal Operating Permit - Application Guide

If necessary

Form 3041: Operating Permit 5-1 (Updated: 1/3/24)

Form 3042: Operating Permit Owner Transfer (Updated: 1/3/24)

Product O&M Worksheets (manufacturer supplied)

O&M Manual Worksheets

Variance

State Forms

Management Plans

Below Grade Systems (Trenches and Beds)

Above Grade Systems (Mounds and At-Grades)

Holding Tank System 

 

Homeowner Information

Homeowner Installation

See All Septic FAQs

 

Contact

Onsite Wastewater

Virginia Office

Phone: 218-471-7103
Fax: 218-471-7194
Email

Duluth Office
Phone: 218-471-7103
Fax: 218-471-7194

All contacts

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