The Environmental Health Division offers many
publications, workshops, and other information for
septic system owners. Click on a title below to view the
information, or call 360-867-2626 to request a flyer or
brochure (Thurston County residents only, please).
Basic information about caring for a
particular type of septic system.
Other Helpful Information
For questions on septic system care in
Thurston County, call the Septic Help Line at
Henderson and Nisqually Watershed Protection Area Septic System
For Henderson and Nisqually Watershed Protection
Area Homeowners only.
to do your own septic system
- Own property in the Henderson or Nisqually Watershed
Protection Area, and;
- Have one of the following septic system
types: Conventional gravity, Pressure
Distribution, Mound, Glendon® Biofilter.
Friday or Saturday from 9 am - 2:30 pm (see
online sign-up for dates)
Health Bldg, 412 Lilly Rd (near St. Peter's Hospital)
Bring your lunch, there will be a 30-minute break.
NOTE: Part of the class is outside, please dress
Attendees will receive:
Certification to inspect your septic
$10 off next septic tank pump-out
$50 riser rebate(s)
Call 360-867-2644 or
online sign-up (space is limited)