• This is a request for Final Inspection of OSS Component(s)
  • Only Certified Installers may install OSS Components (unless written approval is obtained from the health department)
  • All Permitted Installations must provide county opportunity for final inspection prior to cover
  • Installer assumes responsibility for notifying designer of installation
  • An Environmental Health Specialist will review this request within 1-2 business days and respond with availability
  • For questions, urgent inspection requests, or call in option please contact Mason County Environmental Health at 360-427-9670, extension 400
  • ALL FIELDS ARE REQUIRED