Plumbing topics · Fixture or system
Grease traps and interceptors
Grease traps and gravity interceptors for restaurants: sizing, pumping schedules, city FOG programs, records and what inspectors check.
Answers (58)
- Can a commercial dishwasher drain into a grease trap?
- Can an under-sink grease interceptor serve a 3-compartment sink?
- Can strip center restaurants share a grease interceptor?
- Do I need a grease interceptor in a former retail space?
- Do I need a riser or extension collar on a grease interceptor?
- Do you need a permit to replace or add a grease interceptor?
- Does a car wash need a sand and oil interceptor in Arizona?
- Does a coffee shop, bakery or bar need a grease trap?
- Does a commercial laundry need a lint interceptor?
- Does a grease interceptor lid need to be traffic rated?
- Does a grease interceptor need a vent?
- Does a salon need a hair interceptor?
- Does my Phoenix restaurant have to comply with the FOG (grease) program?
- Grease trap pumping vs cleaning vs jetting: which is which?
- Grease trap vs grease interceptor: what's the difference?
- How do I control odor from a grease trap or interceptor?
- How is a grease interceptor sized? A worked example
- How long does a grease interceptor last?
- How often must a Phoenix restaurant pump its interceptor?
- How often must a Tempe restaurant clean its grease trap?
- How often should a restaurant grease trap be pumped?
- I got a FOG violation notice: what do I do now?
- What can and can't go into a restaurant grease trap?
- What does a city inspector check at a grease trap?
- What FOG records must a Chandler restaurant keep?
- What happens during a commercial grease trap cleaning?
- What happens when a grease interceptor baffle or tee breaks?
- What is a grease interceptor sampling port and when is it required?
- What is FOG (fats, oils, and grease) in plumbing?
- What is involved in installing a grease interceptor?
- What is retention time in a grease interceptor?
- What is the 25 percent rule for grease traps?
- What must a Scottsdale restaurant document for grease?
- What should a restaurant grease trap log record?
- What size grease interceptor does my restaurant need?
- When must a grease trap be replaced by an interceptor?
- Where can a grease interceptor be located?
- Why do concrete grease interceptors corrode?
- Why does my grease trap keep overflowing?
- Why does my grease trap smell and is it full?
- Why is my grease trap backing up into the floor sinks?
- Why is there grease in my sewer line after the interceptor?
- Who can haul grease trap waste in Maricopa County?
- Does a change of use trigger plumbing upgrades in Phoenix?
- What are the plumbing requirements for a restaurant health inspection?
- What plumbing is involved in a commercial tenant improvement (TI)?
- What plumbing to check before buying a commercial building?
- What should you never put down the drain?
- Why does my commercial kitchen drain keep overflowing?
- Why does my restaurant smell like sewer?
- Yellow grease vs brown grease: what's the difference?
- Are enzyme or grease-dissolving drain treatments allowed for Phoenix restaurants?
- Are garbage disposals allowed in Phoenix-area restaurants?
- Can auto shop floor drains connect to the sewer?
- Does a restaurant need a mop sink by code?
- Grease rules for Glendale, Peoria, Gilbert and Surprise?
- What should a commercial plumbing preventive maintenance plan include?
- What is an automatic grease removal device (AGRD)?
Codes and permits (21)
- Chandler amendment to IPC 1003.3.7: how big must a grease interceptor be?
- Chandler sewer discharge limits for businesses: FOG, pH and surcharges
- Do you need plan review to replace a grease interceptor in Phoenix?
- Does a Chandler restaurant need a grease trap or interceptor?
- Glendale City Code 33-238: grease interceptors must be pumped every 180 days
- Grease Interceptor Records and Inspections by Valley City
- Grease Trap and Interceptor Rules by Valley City
- How big must a Mesa restaurant grease interceptor be? City Code 8-4-22(E)
- Mesa City Code 8-4-22: who needs a grease interceptor and what upkeep it takes
- Phoenix City Code 28-12: Which businesses must install a grease or oil interceptor?
- Phoenix City Code Chapter 28: The FOG (Grease) Program for Food-Service Businesses
- Phoenix restaurants: When do you need an outdoor gravity grease interceptor instead of a grease trap?
- Tempe City Code 27-22: grease traps, interceptors and the garbage disposal ban
- Tempe FOG inspections: pumping schedule, records and what inspectors check
- UPC Grease Interceptor Sizing: How Code Sizes a Grease Trap
- Phoenix Industrial Wastewater Discharge Permit (City Code Ch. 28)
- How often must a Gilbert restaurant pump its grease trap? Town Code 66-244(d) and (e)
- Can a food truck dump wastewater at a Chandler commissary?
- What does Chandler City Code 29-4 change in the International Plumbing Code?
- What does Mesa's commercial plumbing plan review checklist require?
- What can a Mesa business not put down the drain? City Code 8-4-15 prohibited discharges and limits
Guides (1)
Plumbing terms (2)
Need A Phoenix Plumber?
Talk to a real dispatcher in Phoenix, day or night. Upfront pricing and free estimates.

