A. “Adequately sized GGI” shall mean an interceptor that at no time allows discharge of fats, oils and grease (FOG) in excess of 100 milligrams per liter (mg/l) concentrations, solids or otherwise has not been found by the supervisor to be contributing grease in quantities sufficient to cause POTW line stoppages or necessitate increased maintenance on the POTW.

B. “Adequately sized HGI” shall mean an interceptor that at no time allows discharge of fats, oil and grease (FOG) in excess of 100 milligrams per liter (mg/l) concentrations, solids or otherwise has not been found by the supervisor to be contributing grease in quantities sufficient to cause POTW line stoppages or necessitate increased maintenance on the POTW.

C. “Administrative authority” shall be the WWTP supervisor.

D. “Approved” shall mean accepted as satisfactory under the terms of this chapter and given formal and official sanction by the administrative authority.

E. “Beverage/coffee stand” means a facility that serves primarily coffee, tea, juices and other nonalcoholic beverages.

F. “Biological pretreatment service” shall mean the application of any additive or enzyme or the use of any other biological means to digest waste in an interceptor that discharges into a public sewer system within the city.

G. “Lawful discharge” shall mean the introduction of waste into a POTW.

H. “Disposal” shall mean the discharge, deposit, injection, dumping, spilling, leaking or placing of any solid or semi-solid GGI/HGI waste and/or sewage into or on any land or water so that such waste or any constituent thereof may enter the environment or be emitted into the air or discharged into any waters, including ground waters.

I. “Disposal facility” shall mean a facility at which liquid waste, including but not limited to GGI/HGI waste and sewage, is received, processed, or treated in a manner compliant with all applicable federal, state, and local regulations.

J. “Disposal facility operator” shall mean an individual who is authorized to accept or reject waste at a disposal facility, and who is authorized to sign a trip ticket, regardless of actual title.

K. “Disposal site” shall mean a permitted site or part of a site at which GGI/HGI waste is processed, treated and/or intentionally placed into or on any land in a manner compliant with all applicable federal, state, and local regulations, and at which site said waste will remain after closure.

L. “Drainage fixture units (DFUs)/fixture units” shall mean a quantity in terms of which the load-producing effects on the plumbing system of different kinds of plumbing fixtures are expressed as referenced in UPC per Table 7-3 of this chapter.

M. “Emulsifiers” and/or “de-emulsifiers” shall mean any substance or substances which, when added or placed into a GGI or HGI system, will form an oily substance to a milky fluid in which the fat globules are in a very finely divided state and are held in suspension, allowing it to be released into the POTW.

N. “Existing facility” shall mean any building, structure, facility, or installation from which there is or may be a discharge of waste, the construction of which started before the adoption of this chapter.

O. “Fats” shall mean substances that are primarily fatty acid esters of the alcohol glycerol, also called acylglycerols, neutral fats, natural fats, or glycerides. They are the major components of deposit, or storage of fats in plant and animal cells, especially in the adipose (or fat) cells of vertebrates. This term may include any synthesized substance of a like nature.

P. “Food courts” shall mean areas predominantly found in shopping centers or amusement parks and festivals where several food service establishments having different owners may be sharing seating space and/or plumbing facilities.

Q. “Food service establishment” shall mean any facility that cuts, cooks, bakes, prepares or serves food, which disposes of food-related wastes and/or which has a local, state, and/or federal food service permit.

R. “Garbage grinder” shall mean any device which shreds or grinds up solid or semisolid food waste materials into smaller portions for discharge into the POTW.

S. “Generator” shall mean a business/owner that causes, creates, generates, stores, or otherwise produces waste from on-site process operations, whether domestically or commercially generated, or as a byproduct of some domestic or nondomestic activity. The generator is responsible for assuring that the produced waste is disposed of in accordance with all federal, state and local disposal regulations.

T. “Grease” shall mean fats, waxes, free fatty acids, calcium and magnesium soaps, mineral oils and certain other non-fatty material from animal or vegetable sources, or from hydrocarbons of petroleum origins, commonly found in wastewater from food preparation and food service. Grease may originate from, but not be limited to, discharges from scullery sinks, pot and pan sinks, dishwashing machines, soup kettles and floor drains located in areas where grease-containing materials may exist.

U. “Gravity grease interceptor (GGI)” shall mean a water-tight receptacle receiving and retaining waste containing fats, oils and grease from food service establishments, and in all cases shall be located outside place of business or any structure. Minimum size shall be 750 gallons. Additional sizing criteria set forth in this chapter and the current adopted plumbing code.

V. “Hydromechanical grease interceptor (HGI)” shall mean a water-tight receptacle receiving and retaining waste containing fats, oils and grease from food service establishments. The HGI is generally located inside a business or structure. Sizing criteria are set forth in this chapter and the current adopted plumbing code.

W. “Incompatible wastes” shall mean wastes that have different processing, storage or disposal requirements, or whose mixture would inhibit the proper disposal or treatment of each type of waste, or wastes that if mixed may cause a dangerous chemical or physical reaction, including, but not limited to, GGI waste and HGI waste, and septic tank waste, seepage and hazardous waste, or any combination or combinations thereof.

X. “Inspection port” shall mean openings, with easily opened covers designed to allow inspectors quick access to each compartment of the grease interceptor, and the effluent from the grease interceptor. A monitoring port is an inspection port large enough to allow temporary installation of monitoring devices such as samplers, strip recorders, flow meters, or other such measuring and/or monitoring devices.

Y. “Inspector” shall mean the supervisor of the POTW and person or persons designated and under the instruction and supervision of the supervisor who is assigned to investigate compliance and detect violations of this chapter.

Z. “Interceptor” may mean GGI or HGI depending on its use.

AA. “Living quarters” shall mean a facility, or an area of a facility, where a person or family has a distinct living area, which includes individual kitchen and bath facilities, utilized solely by that single person or family.

BB. “Manager” shall mean the person, regardless of actual title, immediately on site at a location conducting, supervising, managing, or representing the activities of a generator, a transporter or a disposer.

CC. “New facility” shall mean:

DD. “NPDES” shall mean National Pollutant Discharge Elimination System as administered by the Washington State Department of Ecology.

EE. “Oil and grease” shall mean any material, but particularly biological lipids and mineral hydrocarbons, recovered as a substance soluble in an organic extracting solvent using an appropriate analytical method approved under 40 CFR 136. It also includes other material extracted by the solvent from an acidified sample and not volatilized during the extraction procedure.

FF. “Permittee” shall mean a person issued a permit under this chapter, including any agent, servant, or employee of the permittee.

GG. “POTW” shall mean public owned treatment works, which shall include all collection, transmission and treatment facilities.

HH. “Reasonable hours” shall mean any time during which a facility is open for business to the public. It shall also include those times when a facility is closed to the public when a manager, employees, and/or contractors are present at the facility and involved in cleanup or food preparation, or any other business activity.

II. “Seepage” is defined as liquid that is allowed to ingress or egress from a tank or piping under existing natural pressures through cracks or imperfections.

JJ. “Sewage” shall mean the liquid and water-carried domestic or industrial wastes from dwellings, commercial establishments, industrial facilities and institutions, whether treated or untreated. The terms “waste” and “wastewater” shall be deemed as sewage by definition.

KK. “Shall not” shall prohibit.

LL. “Spill” shall mean the unpermitted, incidental or intentional loss or unauthorized discharge of grease interceptor (GGI/HGI) waste, seepage, any other liquid waste, a chemical (hazardous or nonhazardous), or any other material that has the potential to contaminate any surface or ground water or in any other manner such that the waste is not legally disposed of.

MM. “Shopping center” shall mean a group of commercial establishments built on a site that is planned, developed, owned, and managed as an operation unit for sale or lease, with on-site parking in definite relationship to the types and sizes of stores at the site.

NN. “Strip mall” shall mean a line of stores fronted by uniform parking spaces or a small common parking lot. For the purposes of this chapter, strip malls and shopping centers are considered to be the same.

OO. “Transporter” shall mean a hauler who transfers waste from the site of a generator to an approved site for disposal or treatment. The transporter is responsible for assuring that all federal, state and local regulations are followed regarding waste transport.

PP. “Trip ticket” shall mean the written, multi-part form used as documentation and required to be in the possession of the generator, transporter, and disposer to document the generation, receipt, transportation, and disposal of grease interceptor (GGI/HGI) waste, seepage, and other liquid wastes enabling legal and proper disposal of hauled GGI/HGI waste, and seepage at a permitted or registered disposal site, and specifying the identity of the generator, transporter, and disposal facility operator of liquid wastes and the volume of grease interceptor (GGI/HGI) waste, seepage, and other liquid wastes disposed.

QQ. “Waste” shall mean the liquid and water-carried domestic or industrial wastes from dwellings, commercial establishments, industrial facilities and institutions, whether treated or untreated. The terms “sewage” and “wastewater” shall be deemed as waste by definition.

RR. “WWTP” shall mean the wastewater treatment plant.

SS. “WWTP supervisor” shall mean the supervisor of the POTW which includes, but is not limited to, the wastewater treatment plant and collection system. (Ord. 1185 § 4, 2010; Ord. 1107 § 7, 2007; Ord. 1087 § 6, 2007).