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State law (Chapter 246-272A-0270) requires that homeowners inspect and maintain their septic systems to ensure it is functioning properly. The longevity of your on-site septic system relies heavily on the way that you care for it. Be sure to:
Regular hours:
Monday through Friday
You must be certified by the Snohomish Health District before installing an on-site septic system, even if you have a certification from a county other than Snohomish.