Rhode Island · FOG rules

Providence, RI grease trap requirements

Official pumping rule: weekly inspection; pump at least once a year. Quoted from the official source below — verify with your city.

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Last checked Nov 2, 2026 against Narragansett Bay Commission (NBC) Pretreatment Program (NBC Rules and Regulations)

Program run by Narragansett Bay Commission (NBC) Pretreatment Program (NBC Rules and Regulations). Hand-checked against source Report an error / rule changed

Quick answer

How often to pump: Weekly inspection; pump at least once a year
Interceptor minimum / sizing: Minimum 500 gallons, 24-hour detention, 15 gal/seat/day
Permit / fees: Not stated in the sources we checked. Ask Narragansett Bay Commission (NBC) Pretreatment Program (NBC Rules and Regulations) whether a FOG or wastewater permit applies.

From the official source(s) below, last checked 2026-11-02. Rules change; verify with your city.

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Six quick questions, checked against Providence's sourced rules. Nothing is saved.

Free printable cleaning log & inspection checklist for Providence

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Tell us what you need and we'll send your request to the Featured grease trap service companies in Providence, RI, with a copy to us. If there are none yet, it comes only to us and we may reply to help you find someone. Free, no obligation. For restaurants and for property, building and facility managers.

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Your name Your role Business or building name Street address or ZIP Trap type / size, if known Timing

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How often does Providence require grease trap pumping?

Providence's pumping rule is quoted below from the official source. Want a heads-up before your next pump-out? Get free email reminders on Providence's schedule. For restaurants and for property, building and facility managers. How reminders work

Providence rule: weekly inspection; pump at least once a year. The source says: “Inspect the in-ground interceptor weekly. Pump it before grease can reach the sewer, immediately when grease shows in the effluent sampling tee, and at least once a year.” Source: Narragansett Bay Commission (NBC) Pretreatment Program (NBC Rules and Regulations), checked 2026-11-02.

The official sources we checked don't list a fine amount for Providence. That doesn't mean there's no penalty.

Required by Providence: every 7 days.

Business or building name* Email* City Last pump-out date* Trap type Trap size, if known My city requires every N days (optional)

Yes, email me free grease trap pump-out reminders from GreaseTrapRules for the business and city above: up to 3 emails before each due date. Reminders include a link to request quotes from local pumping companies; nothing is shared with any company unless I send a quote request myself or tick the optional sharing box below. I can unsubscribe in one click from any email. Privacy Policy Optional: let the Featured pumping companies for my city see my business name, city, email and next due date, so they can offer to book my pump-out. Off unless you tick it. You can turn it off any time by replying to any reminder email.

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Rules change; verify with your city. Summaries are plain-English restatements of the official source linked below; “Source says” shows the exact wording. Blank rows mean the sources we checked did not state that rule, not that there is no rule.

Providence grease trap rules at a glance

Grease trap and FOG (fats, oils and grease) rules for restaurants in Providence are set by Narragansett Bay Commission (NBC) Pretreatment Program (NBC Rules and Regulations). Pumping: weekly inspection; pump at least once a year. Sizing: minimum 500 gallons, 24-hour detention, 15 gal/seat/day. Pumping must be done by an approved or licensed hauler. Keep pumping records or manifests on site for inspectors.

Of the 1 Rhode Island program we track, 1 states a pumping schedule and 0 require a permit. We have not verified a pumping company for Providence yet; see Rhode Island pumping companies. Compare all Rhode Island cities.

Providence grease trap & interceptor rules, line by line

Required trap / interceptor type	All food prep and clean-up wastewater (pot sinks, pre-rinse, wok stations, kettles, braising pans, mop sinks, hood-cleaning water) must go to the grease removal device. Automatic dishwashers bypass it. No toilet or bathroom sink wastewater may enter the interceptor. ✓ checked against source
Sizing rule	In-ground grease interceptors must be at least 4 feet deep and 500 gallons, with enough capacity for at least 24-hour detention. Size on 15 gallons of wastewater per seat per day, or actual water use where available. ✓ checked against source
Pumping / cleaning frequency	Inspect the in-ground interceptor weekly. Pump it before grease can reach the sewer, immediately when grease shows in the effluent sampling tee, and at least once a year. ✓ checked against source
Permit required?	Not stated in the sources we checked
Permit & program fees	Not stated in the sources we checked
Inspections	Not stated in the sources we checked
Record keeping	NBC wastewater discharge permits require a logbook of inspections, solids monitoring and grease-layer thickness, available to NBC staff, with a waste manifest kept for each pump-out. ✓ checked against source
Pumper / hauler approval	The yearly (minimum) pump-out must be done by a licensed hauler. ✓ checked against source
Reporting portal	Not stated in the sources we checked
Fines & penalties	Not stated in the sources we checked
Program contact	Not stated in the sources we checked

Sources

https://www.narrabay.com/programs-and-initiatives/pretreatment/proper-grease-disposal/in-ground-passive-grease-interceptor/ · checked 2026-11-02
https://www.narrabay.com/wp-content/uploads/2022/08/final-approved-wastewater-regulation-3.pdf · checked 2026-11-02

Featured spots in Providence: 3 of 3 available. Free to be listed — pumpers pay a flat $59 only when a request we send becomes a booked job. For pumping companies · Free service record & manifest maker

Grease trap cleaning & pumping companies in Providence, RI

No verified pumping company for Providence yet. Free listings are sorted A–Z. A listing is not an endorsement.

Pump traps in Providence? Free paperwork for every job. Make a service record or manifest PDF with the record fields Providence's rules ask for, signed on your phone and ready to send the restaurant.

Make a Providence service record

Before you book: Providence has hauler rules (see the table above). Ask the company to confirm it is approved for Providence, and keep a signed manifest for every pump-out.

Be the recommended pumper here. Top-pick pumpers get first look at quote requests from Providence kitchens. Listing is free; you pay a flat $59 only when a request we send becomes a booked job — under a short written agreement first, and nothing for leads that don’t book. 3 of 3 spots left
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Size your interceptor

Use the grease interceptor sizing calculator (UPC, IPC and PDI methods), then confirm Providence's own minimums above. Not sure how often to pump? Read how often to pump a grease trap.

Providence grease trap FAQ

How often do grease traps have to be pumped in Providence, RI?

Pump weekly inspection; pump at least once a year. Source: Narragansett Bay Commission (NBC) Pretreatment Program (NBC Rules and Regulations), checked 2026-11-02. Rules change; confirm with the local sewer authority.

What size grease interceptor is required in Providence?

Minimum 500 gallons, 24-hour detention, 15 gal/seat/day, per the official source. Your plumbing official can require more.

Who enforces grease trap rules in Providence, RI?

Narragansett Bay Commission (NBC) Pretreatment Program (NBC Rules and Regulations). Contact them for permits, inspections and approved haulers.

Grease trap guides

For property and building managersTenant vs landlord, shared interceptors, records How often to pumpThe 25% rule and city schedules FOG inspection checklistWhat inspectors check Printable maintenance logPlus record-keeping rules All guidesSizing, trap vs interceptor, cost factors

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