OWTS Contractor License

Gunnison County Onsite Wasterwater Treatment System (OWTS) Installer License

Septic installers in unincorporated Gunnison County are required to be licensed in Gunnison County.

The National Association of Wastewater Technicians (NAWT) certification course for both installers and cleaners is completed through the Colorado Professionals in Onsite Wastewater (CPOW) for classes and testing-  Link  CPOW     Link NAWT

To take the Gunnison County OWTS installer test, you will be required to:

  • Complete the NAWT certification course
  • Pass the NAWT test
  • Have proof of NAWT certification
  • Study the Gunnison County OWTS regulations at this link.
  • When you are ready to take the Gunnison County licensing test, please email our office here to schedule.
  1. Installer
  2. Cleaner
  3. Fees
  4. Installer Exam

OWTS Installer License

  1. No person shall install, alter, or repair an OWTS unless he or she holds a valid OWTS Installer license issued by the Department
  2. No OWTS Installer license shall be issued until the applicant who takes and passes the Department's written OWTS Installer examination and provides documentation of completion of the National Association of Wastewater Technicians (NAWT) Installers Course or approved equivalent.
  3. Each holder of an OWTS Installer license valid at the effective date of these Regulations shall provide documentation of completion of the National Association of Wastewater Technicians (NAWT) Installers Course or approved equivalent in order to renew their license on the 2020 license renewal schedule.
  4.  Application for OWTS Installer licenses or renewals shall be made on forms supplied by the Department.
  5. Prior to the renewal of a license, the Department may require the applicant to demonstrate adequate knowledge of these Regulations. This may include, but is not limited to, passing an exam prepared by the Department or attending educational courses.
  6. Licenses shall expire on January 31st of each year. A license which lapses because of failure to renew shall be subject to the exam and fee established for a new license upon reapplication.