Vashon Team Septic, also known as the Septic Sisters, is a volunteer group that helps Vashon Island residents build and maintain healthy septic systems.
They’re supported by Public Health – Seattle & King County.
Episodes
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February 4, 2026
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Septic System Maintenance = Clean Water
February 6, 2026
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February 4, 2026
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How Does My Septic System Work?
February 6, 2026