Septic System Services

Septic System Services

Applications may be submitted via email to, by mail, or in-person; Please ensure that completed applications and supporting documents are submitted together.
Once processed, a CDH employee will contact you to collect fees.

Please be aware that email correspondence may be delivered to your junk or spam folder;
Please check all folders (inbox, spam, or junk) for CDH emails.

Mail or In-Person Submission--

For CDH Ada & Boise Counties:

707 N. Armstrong Pl.
Boise, ID 83704

For CDH Valley County:

703 1st St.
McCall, ID 83638

For CDH Elmore County:

520 E. 8th Street N.
Mountain Home, ID 83647

Septic System Search

Serving You During COVID-19
While CDH is currently open regular business hours (8am to 5pm) for septic permit applications and processing, we encourage you to submit your applications online, where possible, instead of in-person. Septic permit applications can be submitted at

Central District Health permits and inspects onsite sewage disposal systems.

Instructions for Obtaining On-Site Sewage Treatment Permits by County:

Environmental Protection Agency

Idaho State Revolving Fund

Department of Environmental Quality

upcoming events

August 188:30am

The next Board of Health meeting will be held on Friday, August 18, 2023 at 707 N. Armstrong Pl, Boise The Board Meeting schedule is posted inside CDH Headquarters and on the Board Meetings page, HERE. View past meetings via YouTube.

May 16 10:00am - 2:00pm

Make your health a priority and attend a free health screening event! Screenings consist of a single finger poke to run a full lipid panel (Total Cholesterol, LDL, HDL, Triglycerides, and Blood Glucose) and an A1C test. Screenings take approximately 20 minutes and participants will leave with a copy of their results. Know your numbers – Get Screened! No appointment necessary, at the Mountain Home Library.