How do we maintain the grease trap in our HOA clubhouse kitchen?

By OurHOA · General information · Revised October 26, 2026

How an HOA board maintains a clubhouse grease trap: pumping intervals, TX, FL and CO hauler and manifest rules, event drain rules and a records file.

Part of the HOA board handbook: vendors, projects and upkeep.

The short answer

If your clubhouse kitchen drains through a grease trap or an outdoor grease interceptor, someone has to measure it, pump it on a schedule and keep the paperwork. In most places that schedule comes from the local sewer utility, not the state, and a common rule is to pump at least every 90 days or sooner once grease and settled food solids fill a set share of the trap, often 25 percent. Hire a hauler registered or permitted for grease trap waste, insist on a full pump-out with nothing put back, and keep every manifest in the amenity file. A clubhouse used for a few parties a month will fill its trap more slowly than a restaurant, and that is the usual trap for boards: nobody checks, the outlet clogs, and the first sign is a sink backing up during a holiday rental or a city inspector's letter. Rules vary by state, by city and by your governing documents, and this guide is general education, not legal advice. Call your utility before you set a schedule.

Find out what you have and who regulates it

Start with a walk-through and the building plans. A grease trap is usually a small box under or next to the kitchen sink. Colorado Springs Utilities, in its FOG policies manual, defines a grease trap as a device serving one to four fixtures, and a grease interceptor as a large, outside, underground, multi-compartment tank that takes all the kitchen wastewater. Look for one or more manhole lids in the pavement or lawn near the kitchen wall. Write down the type, the capacity in gallons, where the lids are, which fixtures drain to it, and whether the dishwasher and any garbage disposal bypass it. Many clubhouses with a residential range and sink have no trap at all, and that can be fine. Others were built with a commercial kitchen and an interceptor the board has never opened. Next, find out who sets the rules. In Texas, TCEQ's guide RG-389 says the authorization and installation of grease traps are handled by local ordinances, the local wastewater utility, or both, while TCEQ regulates pumping, transportation and disposal of grease trap waste under 30 TAC chapter 312. In Colorado, the rules sit with the sewer utility's industrial pretreatment program, which exists because the federal pretreatment regulations at 40 CFR 403.5(b)(3) bar solid or viscous pollutants that obstruct the sewer system. EPA's fact sheet on food service grease notes that grease is the most common cause of reported sewer blockages, at 47 percent. Call the utility, describe how the clubhouse kitchen is used, and ask three questions: does our kitchen fall under your FOG program, what pumping interval applies, and how long must we keep records?

How often to pump

Local rules differ, so treat these as examples, not your rule. Austin, Texas: the city's grease trap page cites City Code 15-10-197, which says traps must be pumped at least once every 90 days, or sooner if grease and solids reach 50 percent or more of the trap's wetted height. Austin also requires a city-permitted liquid waste hauler, says manifests must be kept on site for three years under 15-10-165, and prohibits enzymes, bacteria or other agents that push grease through the trap. Colorado Springs: the FOG manual requires monthly inspection and a complete cleaning when grease and solids occupy 25 percent of the holding capacity. Records stay on site for at least three years. An inside trap may be cleaned by an employee with a wet/dry vacuum, but an outdoor interceptor must be pumped by a hauler holding a Colorado Springs Utilities permit. South Platte Renew, which serves Englewood and Littleton, requires an outdoor interceptor to be pumped at least every 90 days or more often so grease and solids stay under 25 percent of capacity, bans partial pump-outs, and wants manifests kept three years. For a lightly used clubhouse, measure monthly for the first year. Colorado Springs suggests pushing a garden hoe through the grease layer or using a core sampler called a sludge judge and recording the inches in each compartment. Your own numbers will show whether 90 days is about right or whether the trap fills faster during the holiday season. If the local rule says 90 days regardless of depth, follow it even if the trap looks half empty.

Hiring the hauler and reading the manifest

In Texas, only sludge transporters registered with TCEQ may pump and haul grease trap waste. TCEQ tells generators to ask for a copy of the transporter's Notice of Registration and to check for an unexpired registration sticker on the truck door. Under 30 TAC 312.143(c), a trap must be fully evacuated within 24 hours of the transporter arriving for a scheduled service. TCEQ also says the generator is responsible for its waste until it reaches an authorized facility, so read the trip ticket: your name and address, the waste type, the trap capacity, the gallons removed, the date and time, and the receiving facility. Then make sure the final copy, signed by the receiving facility, comes back to you. In Florida, Statutes 403.0741 bars a hauler from returning grease waste or graywater to a trap and requires a service manifest showing the condition of the trap, the amount removed and confirmation that no graywater went back in. The originator and hauler sign it at pickup, and the originator keeps a copy on site for one year. The statute is written around food service establishments that serve the public, so ask your county whether a private clubhouse counts. Either way, ask your hauler for the same manifest. Local governments may set stricter rules, and some small counties may opt out. Put this sentence in the service contract: 'Contractor will completely evacuate all compartments of the grease interceptor at each service, will not return any liquid or solids to the interceptor, will scrape the walls and check the inlet and outlet tees and baffles, will report any cracks or damage in writing, and will provide a signed manifest at each service and the final disposal copy within 30 days.'

What goes down the drain at events

The trap catches what renters and the social committee pour into the sink, so the cheapest maintenance is a rule. Colorado Springs' best practices are a good model for a clubhouse: scrape plates into the trash, wipe pots and pans dry before washing, pour cooking oil into a container instead of the drain, use sink strainers, and keep water going into the trap below 110 degrees Fahrenheit, because hotter water melts grease and pushes it into the sewer. The same manual bans emulsifying additives, which only move the clog down the line. Post a sign above the sink and add a line to the rental agreement. Sample wording: 'Do not pour grease, cooking oil, gravy or food scraps down any sink. Scrape plates into the trash and pour used oil into the labeled container by the back door. Renters who cause a grease backup will be charged the cost of the service call under the clubhouse rental policy.' Our guide on writing an HOA clubhouse rental policy covers deposits and how to charge damage fairly. Keep a lidded oil container in the kitchen and arrange disposal; in Texas, TCEQ notes that used cooking oil collected for recycling is yellow grease, regulated by DSHS, not grease trap waste.

A sample year and the records file

A workable calendar for a clubhouse with one outdoor interceptor and moderate rentals: every month, a director or the janitorial vendor lifts the lid, measures the grease and solids layer, and logs the inches and the date. Every 90 days, or sooner when the log hits the local trigger, the hauler pumps it and leaves a manifest. In November, before holiday bookings, pump early and check the kitchen sign and oil container. Once a year, ask the hauler or a plumber to inspect the lids, baffles, tees and walls for cracks. The records file needs five things: the trap or interceptor size and location with a photo of the lids, the utility's rules and contact, the hauler's registration or permit, the monthly measurement log, and every manifest for at least as long as your local rule requires. If the rule is unclear, keep them three years, since several programs ask for that. Put interceptor repair and replacement into the reserve study. If the trap ever overflows into a common sewer line, our guide on handling a sewer backup in HOA common lines covers the cleanup and the insurance call.

Mistakes boards make

Not knowing the interceptor exists until it backs up. Letting a hauler skim the grease cap and leave the solids, which both Colorado utilities above forbid. Accepting a cheap pump-out that returns the water to the tank. Pouring enzymes or degreasers down the drain instead of pumping. Losing manifests in a former director's truck. Landscaping or paving over the lids, which Colorado Springs prohibits. And assuming the health department or city has no interest because nobody sells food at the clubhouse. Our guide on maintaining an HOA clubhouse kitchen covers the health department question and the rest of the kitchen.

Sources

These guides are general education for HOA boards and residents, not legal, tax, or financial advice. Rules vary by state and by your community's governing documents - check with a professional for your situation.

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