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Grease Management

Grease Trap Maintenance

What is the Purpose of a Grease Trap?

· Agreasetrapisdesignedto separateFats,Oils,andGrease (FOG)andsolidfoodwaste fromyourkitchenwastewater. · BuildupofFOGandsolid foodwasteinyourplumbing maycauseblockagesineither yourplumbingorthesanitary sewerlines.Thiscanleadtoan overflowintoyourbuilding,a neighbor'sbuilding,streets,or theenvironment.Itisimportant tocleanyourgreasetrapregularly.

Cleaning Frequency

· Greasetrapsshallbe cleaned at least once every 30 days.More frequentcleaningmaybe necessaryif: · Yoursinksaredrainingslowly, possiblyduetobuildupsinthetrap. · Waterlevelsinthetraporfloordrains arehigh,possiblyduetogrease-related blockagesinyourplumbing. · Thegreasetrapsmellsbadbecause solidsarefillingthebottomofthe trapquickly. · Yourtrapisnotsizedcorrectlyfor yourrestaurantoperations,menu, ornumberofmealsserved.

Common Problems Leading to Grease Trap Repair or Replacement

· Greasetrapinstalled backwards,withoutflow controls,orotherwisein violationofplumbingcodesor manufacturerspecifications. · Missingordamagedparts, suchastheremovable baffleplates. · Leaksduetorustholesor puncturesinthewallsorfloors. · Illegalconnectiontothe dishwasherorgarbagegrinder tothegreasetrap.

Twenty-Five Percent Rule

· Clean the trap when it is twentyfive percent (25%) full of FOG and solid food waste or within 30 days of the last pumping, whichever comes first.

Grease Trap

Your G reas Trap m e look diff ay erent.

Grease in the system causes problems in storm drains and sanitary sewers -- and increases your operating costs.

Failure to maintain records on site for a minimum of three years is a violation of your local sewer ordinance and may result in fines. See the "Grease Control Device Maintenance Recordkeeping" factsheet for more information.

Kitchen Best Management Practices (BMPs) Discharging used cooking or deep fryer oil, rotisserie fat, or solid food waste into kitchen sinks, mop sinks, and floor drains in your kitchen that are connected to the sanitary sewer system is a violation of your local sewer use ordinances.

· Scrapinggreaseandfoodwastetothegarbagebeforewashingdisheswill minimizetheamountofgreaseandsolidsgoingintothegreasetrapand willoftenimprovetrapperformance.

her or Dishwas der grin garbage ust waste m flow to NOT the trap!

Tips on Routine Grease Trap Maintenance

· Toensurepropermaintenance,werecommendusingaprofessional greasehaulingcompany.

Discharging anything, including oil, grease waste, wash water, or rinse water to the storm drain system is a violation of the local sewer use ordinance.

For more information:

· Cleaningconsistsofemptyingtheentiretrap,includingFOG, wastewater,andsolidfoodwaste;makingsuretheremovablebaffle platesandpartsarethoroughlycleanedandreplacedproperlyaftereach cleaning. · Keepamaintenancelogsheetpostednearthegreasetrapifyou self-cleanthetrap. · Melticeinthesinkplumbedtothegreasetrapanhourortwobefore cleaning.Thishelpscoolandhardenthegreaseinthetrap,making cleaningeasierandreducingodors. · Haveanextragasketavailableforyourgreasetraplidanduse allen screws(whichresiststripping)tosecurethelid. · Runyourhoodfansduringcleaningtoreduceodors. · Callaplumbertosnakeorhydro-flushyoursewerlateral(plumbing) pipestothestreetperiodicallytoremoveanyblockages. · Ifyouchoosetoself-cleanyourgreasetrap,pleaseseethe"HowtoClean YourGreaseTrap"posterforguidance.

CityofSanJoséEnvironmentalServices WatershedProtectionDivision 200E.SantaClaraStreet,Floor7 SanJosé,CA95113 (408)945-3000 Fax:(408)271-1930 www.sanjoseca.gov/esd

If you have any questions, please call (408) 945-3000 to speak with an Environmental Inspector. This and other outreach materials are available at www.sanjoseca.gov/esd/water-pollution-prevention/fog-bmps.asp

ServingthecitiesofSanJosé,SantaClara,andMilpitas,CupertinoSanitaryDistrict,WestValley SanitationDistrict(includingthecitiesofCampbell,LosGatos,MonteSereno,andSaratoga), CountySanitationDistrictNo.2-3,andBurbankSanitaryDistrict.

InaccordancewiththeAmericanswithDisabilitiesAct,CityofSanJoséEnvironmentalServices Departmentmaterialscanbemadeavailableuponrequestinalternativeformats,suchasBraille, largeprint,audiotapeorcomputerdisk.Requestsmaybemadebycalling(408)945-3000(voice) or(800)735-2929(CaliforniaRelayService).

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