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Grease trap cleaning log & inspection checklist — Oak Brook, IL

Print it, keep it next to the trap or with your records, and fill in a line after every cleaning. Free; bookmark this page. CSV version · Oak Brook, IL rules · Am I compliant?

Oak Brook, IL rules (from the official source, checked 2026-10-19):
  • Pumping: no fixed interval in the sources we checked; pump before grease + solids reach 25% of the trap.
  • Haulers: “Flagg Creek requires a permit for grease haulers operating within the District; haulers discharging grease waste at the DGSD treatment plant need a DGSD Waste Transporter Permit.”
  • Permit: permit required
Source: https://www.flaggcreekwrd.org/permits/. Rules change; confirm with Flagg Creek Water Reclamation District / Downers Grove Sanitary District; Village of Oak Brook; DuPage County Health Department.

Business: ____________________ Address: ____________________ Trap ID / location: __________ Size: ______ gal

DateService (pump / skim / inspect)Company & technicianGrease depthSolids depth% fullGallons removedManifest #Initials

Self-inspection checklist — Oak Brook, IL

Date: ________ Checked by: ________________

ItemYesNoNotes / fix by
Trap / interceptor pumped within the required interval
Grease + solids below 25% of trap depth at last check
Cleaning log filled in for every service
Hauler manifests / service receipts on file (city has a hauler rule)
Permit current and on site
Lids, baffles and sample point intact and accessible
Sink strainers in place; no grease poured down drains
Staff know the cleaning schedule and who to call

A self-check aid, not an official form. Your city's ordinance and inspector decide what is required.

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Grease rule changes, once a week

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