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.

Septic Installer Training Class Schedule

Coming Soon

Course size is limited, so please contact your local Public Health Office to reserve a place in the course you plan on attending!

Basic installer class at 9:00 a.m. – 10:00 a.m.
Complex installer class after the conclusion of the basic class 10:00 a.m. to 11:00 a.m.
Please contact the Environmental Health Specialist in your area to RSVP for the class you want to attend. There are a lot of installers who need to attend training this year, so space is limited! Remember, you need to have attended a class or taken the exams within the last 3 years to be current to receive your license to be a septic installer!

Sewage System Application Forms

Sewage System Installer Training

Basic Sewage Installer Training PDF Icon (11 MB)

Complex Sewage Installer Training PDF Icon (4 MB)

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

Public Health - Idaho North Central District
215 10th Street
Lewiston, ID 83501

Phone: (208) 799-3100
Fax: (208) 799-0349

Idaho Careline: 211

To report a Public Health risk, Contact Public Health 24/7 here.
For medical emergencies dial 911.


All information is general in nature and is not intended to be used as a substitute for appropriate professional advice.

For more information please call (208) 799-3100 or Idaho Careline: 211.

Idaho Public Health

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