Tennessee FOG & Grease Trap Rules

Nashville Metro Water

• Existing food-service establishments must have properly operating grease-control equipment. New, renovated, or change-of-owner establishments submit a FOG plan. Annual certification is required, and permits are valid for up to five years.
• Pump interceptors completely at least every 90 days and when the 25% rule is reached. Clean traps every 30 days, or every two weeks when capacity exceeds 25%.
• Keep onsite records of date, person, and volume for three years. Approved haulers must supply manifests listing date, time, volume, name, and address, plus monthly pump reports.
• Annual inspection is required. Enforcement can include costs and service termination.

Source

• TN1 — Nashville Metro Water FOG Policy

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