Grease Trap
Description:
Grease traps are under-ground tanks that receive wastewater flowing directly out
of a building with commercial food preparation such as a restaurant, gas station,
grocery store, deli, etc. Grease traps generally consist of a single-chambered,
baffled tank. Access risers allow the tank to be opened, pumped and checked.
unction:
tic tank with the exception that it’s generally a single
ompartment and the baffles go deeper in the tank to allow for more floating
aintenance:
Commercial systems must be checked yearly by a certified O&M provider.
cessary.
tanks.
F
The function of the grease trap is to stop grease from entering the downstream
septic system components – especially filters and drainfields. It functions much
the same as a sep
c
grease buildup.
M
•
•
Grease traps must be checked regularly and pumped when ne
Depending on the establishment, this could be monthly, quarterly, annually,
etc.
•
Visually inspect the tank when pumping for damage, leaks, etc.
•
See Sections 1 & 2 for more information on protecting your
CLARIFIED ZONE
ACCESS
RISERS
BAFFLES
SETTLED SOLIDS
IN
FROM
SOURCE
OUT
TO
SYSTEM
FLOATING SOLIDS
TANK
WALLS
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