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Thurston County, Washington

The content on the Thurston County website is currently provided in English. We are providing the “Translation” for approximately 10 languages. The goal of the translation is to provide visitors with limited English proficiency to access information on the website in other languages. The translations do not translate all types of documents, and it may not give you an exact translation all the time. The translations are made through an automated process, which may not result in accurate or precise translations, particularly of technical and legal terminology.

Registration Required: Call to see if your septic system qualifies and to register at the Environmental Health O&M program at 360-867-2626. Deadline to sign up for a class is the Friday prior to the class you are wanting to attend.

Certification Qualifications:

  1. Have one of the following septic system types:
    • Conventional Gravity
    • Pressure Distribution
    • Mound
    • Glendon® Biofilter, and;
  2. Access to a computer to view videos and submit inspection report online. 

Online Videos and In-Person Workshop including Field Test Review & Training

When: The workshop is offered twice a month

Where:  In-Person Training at the Thurston County Public Health Building, (near St. Peter's Hospital)

NOTE: The field portion of the class is outside, please dress accordingly and bring an umbrella.

Attendees will receive:

  • Copy of septic records
  • Class handouts
  • Certification to inspect your septic system.
  • $10 off next septic tank pump-out
  • $50 riser rebate(s)
septic system self inspection certification class now available county wide flyer
07/26/2024 9:00am-1:00pm
07/27/2024 9:00am-1:00pm
08/23/2024 9:00am-1:00pm
08/24/2024 9:00am-1:00pm
09/27/2024 9:00am-1:00pm
09/28/2024 9:00am-1:00pm
10/25/2024 9:00am-1:00pm
10/26/2024 9:00am-1:00pm
12/13/2024 9:00am-1:00pm
12/14/2024 9:00am-1:00pm




Friday, July 26, 2024
Public Health and Social Services Location
Health and Wellness

Public Health and Social Services Location

412 Lilly Rd. NE
Olympia, WA 98506-5132