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Washington County Health Department

The Washington County Health Department will access, educate and provide public health services for our families and community.

  • Home
  • Public Health
  • Resources
  • WIC Dept
  • Breastfeeding
  • Teen Outreach Program
  • Environmental
    • Food
    • OWTS (Septic) Information
    • Environmental Lead
    • Mold & Air Quality
    • Insects & Pest Control
    • Well Water
    • Landlord/Tenant Complaint
    • Childcare
  • Outreach
  • Contact Us

Registered Onsite Wastewater Treatment Systems Installers Training Information

On-Site Wastewater Treatment Systems- Missouri Laws & Rules Reference Manual
OWTS Permit Requirements Washington County
Onsite Wastewater Treatment System Owner's Manual
Registered Installers List
Application For Registered Installers
On-site Soil Evaluators List
520 Purcell Drive, Potosi, MO 63664  |  P-573.438.2164  F-573.438.4759  |  info@wcmohealth.org