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Septic Systems

About Septic Systems

Septic Systems

Proper design, operation, and maintenance of individual and subsurface sewage disposal systems are necessary to prevent contamination and to maintain the quality of groundwater and surface water resources. These systems are regulated by the Idaho Dept. of Environmental Quality (DEQ) Rules for Individual and Subsurface Sewage Disposal Systems. Public Health – Idaho North Central District provides the following services: On-site Sewage Disposal System

  • Issue permits for all new and repaired septic systems. See forms below to download and fill out the Sewage Permit for Site Evaluations.
  • Enforce DEQ Rules for Individual and Subsurface Sewage Disposal Systems.
  • Conduct site evaluations to determine the suitability of sites for installation of on-site sewage disposal systems.
  • Issue permits for installation of on-site sewage system (septic tank systems).
  • Perform inspections of on-site sewage inspection to determine compliance with regulations.
  • Investigate sewage complaints and recommend corrective actions.

Online Septic Installer Class (DEQ)

The exam is now offered online at:

  1. Scroll down to the expandable tab that says, “Septic Installer Exam.” The exam instructions and the FAQ are also on this page.  

  2. These two documents should be opened first, before clicking the exam link. 

  3. Once the exam is completed, the applicant will receive a certificate. This certificate is NOT the license. The certificate is just to show that you completed the exam. 

  4. The certificate must then be provided to Public Health. 

Sewage System Application Forms
Sewage System Installer Training

Basic On-site Sewage Disposal System Installer Training:
Contact our office at 208-799-3100 for more information and to register.