Sewage Treatment Companies

Registered Companies for Sewage Treatment

Registered Installers for Household Sewage Treatment Systems (Updated 02/25/2026)

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View Household Sewage System Installer Application

Bond for Installation of ONLY ONE STS in a registration year

Registered Septage Haulers (Updated 01/26/2026)

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View Septage Hauler Application

Service Providers for Household Sewage Treatment Systems (Updated 01/26/2026)

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View Household Sewage System Provider Applicationr Application