Utility-owned compliance workflow
Rule holder: Portland Bureau of Environmental Services FOG Program
This page serves Portland operators, but the actual grease and manifest workflow is governed by Portland Bureau of Environmental Services FOG Program. The city URL is an entry surface; the authority route is the canonical source-backed path.
Portland FOG rules
Portland grease trap and interceptor rules
Portland, OR grease trap rules for restaurants: interceptor approval, pump-out timing, manifests to keep on site, and hauler checks.
Portland Bureau of Environmental Services FOG Program
Utility
Last verified 2026-04-07
Authority
Portland applies its FOG rules to facilities connected to the city sewer that can generate fats, oils, or grease, including new or redeveloping food service establishments and kitchens that modify FOG-bearing fixtures.
Proof on site
Submit grease interceptor maintenance reports to BES within 14 days after each cleaning and keep the cleaning date, FOG depth, defects, hauler signature, and disposal-site details available.
Likely fail trigger
Portland can inspect without warning, treat missed cleanings or missing maintenance reports as escalating violations, and count each day a violation continues as a separate offense.
Next action
Verify the installed interceptor type against the city approval letter.
Overall verdict
Portland Bureau of Environmental Services FOG Program (Utility)
Portland publishes a source-backed service cadence and verification workflow, so the page can stay explicit without inventing a generic national default.
Authority Summary
Portland applies its FOG rules to facilities connected to the city sewer that can generate fats, oils, or grease, including new or redeveloping food service establishments and kitchens that modify FOG-bearing fixtures.
Keep on site
Submit grease interceptor maintenance reports to BES within 14 days after each cleaning and keep the cleaning date, FOG depth, defects, hauler signature, and disposal-site details available.
Official requirement
Local Interceptor Requirements
Official requirement
Portland applies its FOG rules to facilities connected to the city sewer that can generate fats, oils, or grease, including new or redeveloping food service establishments and kitchens that modify FOG-bearing fixtures.
Official requirement
Portland Bureau of Environmental Services FOG Program approves the interceptor setup through plan review.
Official requirement
Portland requires hydromechanical grease interceptors to be cleaned at least every 30 days and gravity grease interceptors at least every 90 days unless a written variance changes the schedule.
Keep on site
Inspection-Ready Proof
fact_check
Submit grease interceptor maintenance reports to BES within 14 days after each cleaning and keep the cleaning date, FOG depth, defects, hauler signature, and disposal-site details available.
Keep this accessible before the inspector has to ask twice.
fact_check
The interceptor approval letter or equivalent plan-review record.
Keep this accessible before the inspector has to ask twice.
fact_check
A service history that explains why the current cadence is safe.
Keep this accessible before the inspector has to ask twice.
Inspection and enforcement risk
Common Inspection Failures
Portland can inspect without warning, treat missed cleanings or missing maintenance reports as escalating violations, and count each day a violation continues as a separate offense.
Failure to resolve this condition can trigger corrective action or delayed approval.
High risk
A missing manifest trail weakens every pump-out claim.
Failure to resolve this condition can trigger corrective action or delayed approval.
High risk
Overdue service or an unclear interceptor setup can push the issue back to the operator.
Failure to resolve this condition can trigger corrective action or delayed approval.
High risk
Need a hauler check before the next pump-out?
Start with the city's official list and then confirm the vendor still covers grease waste and manifest handling.
Portland publishes an authority-backed hauler or preferred-pumper list, but it does not recommend or endorse any provider on that list.
Sponsor slot
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This inquiry is for direct local sponsor visibility only. It does not change the authority summary or source-backed rule content on the page.
Source stack
Authority-backed sources
Last verified:
2026-04-07
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Portland Bureau of Environmental Services
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Tier 1
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2026-04-07
Portland BES FOG rules apply to food service establishments, require approved interceptors, set default cleaning at 30 days for HGIs and 90 days for GGIs, and require maintenance reports within 14 days after cleaning.
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Portland Bureau of Environmental Services
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Tier 1
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2026-04-07
Portland's grease interceptor guidance tells food service operators to clean on schedule, submit maintenance reporting, and use the Preferred Pumper Program to find compliant service companies.
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Regional Preferred Pumper Program
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Tier 2
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2026-04-07
The Preferred Pumper matrix lists participating grease haulers serving Portland and says the program certifies providers to standards established by local governments.
