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O&M forms
past due with riser
Depending on the type of septic system that you have there are different requirements. The first item below is a full length guide to filling out the forms and performing the inspection. The other documents are various forms. You will need to fill out at least the first form and, depending on system type, perhaps one of the others as well.

Homeowner guide to completing the operations and maintenance inspection.
This guide will walk you through the process of completing the appropriate form(s) for your system.

Gravity and Pressure distribution O&M form.
This is the basic form that needs to be filled out for all types of septic systems.

Sand filter supplement.
This supplemental form will also need to be filled out if the septic system includes a sand filter.

Sand mound, sand lined trenches, or other sand media supplemental form.
This form will also need to be filled out if their is some sort of sad media involved in the system. Do not use this form for sand filters.


Contact Us
Environmental Health Unit
For questions concerning septic systems:
Email

207 4th Ave. N.
Kelso, WA 98626

Ph: 360-414-5599
Fx: 360-425-7531

TTY / VCO
711 or 800-833-6384
Washington Relay

Hours
Monday - Thursday
7:30 a.m. - 5:30 p.m.
Closed from 12 to 1 for lunch

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