Chapter 14.06
DEFINITIONS

Sections:

14.06.000    Definitions and abbreviations.

14.06.010    “A.”

14.06.020    “B.”

14.06.030    “C.”

14.06.040    “D.”

14.06.050    “E.”

14.06.060    “F.”

14.06.070    “G.”

14.06.080    “H.”

14.06.090    “I.”

14.06.120    “L.”

14.06.130    “M.”

14.06.140    “N.”

14.06.160    “P.”

14.06.190    “S.”

14.06.200    “T.”

14.06.210    “U.”

14.06.220    “V.”

14.06.230    “W.”

14.06.260    “Z.”

14.06.000 Definitions and abbreviations.

Terms used in this title shall have the meaning given to them in this chapter except where otherwise defined, and unless where used the context thereof shall clearly indicate to the contrary. Words and phrases used herein in the past, present or future tense shall include the past, present and future tenses; words and phrases used herein in the masculine, feminine or neuter gender shall include the masculine, feminine and neuter genders; and words and phrases used herein in the singular or plural shall include the singular and plural; unless the context shall indicate to the contrary. (Ord. 3220 § 1, 2016; Ord. 2742 § 1, 2008; Ord. 1706, 1989)

14.06.010 “A.”

“Act” (also “Clean Water Act”) means the Federal Water Pollution Control Act, Law 92-500, as amended.

“Administrative authority” means the mayor, executive administrative assistant, director of public works, sewer inspector, or any other person acting under the authority of the administrative authority.

“AKART,” as defined and set forth in WAC 173.216.110(a), means all known, available and reasonable methods of prevention, control and treatment.

“ASPP” means accidental spill prevention plan.

“Authorized representative of discharger” means:

1. A principal executive officer of at least the level of vice president, if the discharger is a corporation;

2. A general partner or proprietor if the discharger is a partnership or proprietorship, respectively;

3. A duly authorized representative of the above designated individual, if such representative is responsible for the overall operation of the facilities from which the wastewater discharge originates. (Ord. 3220 § 1, 2016; Ord. 2742 § 1, 2008; Ord. 1706, 1989)

14.06.020 “B.”

“BMP” or “best management practices” means schedules of activities, prohibitions of practices, maintenance procedures and other management practices to implement the prohibitions listed in LMC 14.60.300 and 14.60.3015 (CFR 403.5(a)(1) and (b)). BMPs include treatment requirements, operating procedures, and practices to control plant site runoff, spillage or leaks, sludge or waste disposal or drainage from raw materials storage.

“BOD” (denoting “biochemical oxygen demand”) means the quantity of oxygen utilized in the biological oxidation of organic matter under standard laboratory procedures (as described in the American Public Health Association Publication, Standard Methods for the Examination of Water and Wastewaters, current edition, or Guidelines Establishing Test Procedures for the Analysis of Pollutants, contained in 40 CFR 136) in five days at temperature of 20 degrees centigrade, expressed in milligrams per liter.

“Building drain” means that part of the lowest horizontal piping of a drainage system which receives the discharge from soil, waste, and other drainage pipes inside the walls of the building and conveys it to the building sewer.

“Building sewer” (also “side sewer”) means the extension from the building drain, beginning two feet outside the foundation wall, to the public sewer or other place of disposal.

“Bypass” means the intentional diversion of waste streams from any portion of an industrial user’s treatment facility. (Ord. 3220 § 1, 2016; Ord. 2742 § 1, 2008; Ord. 1831 § 1, 1991; Ord. 1706, 1989)

14.06.030 “C.”

“Categorical industrial user,” as defined and set forth in 40 CFR 404 through 471, means an industrial user subject to federal categorical pretreatment standards.

“Categorical pretreatment standard” or “categorical standard” means any standard or limitation for a pollutant which has been assigned in accordance with Sections 307(b) and (c) of the Act (33 U.S.C. Section 1317) that apply to a specific category of users and that appear in 40 CFR Chapter I, Subchapter N, Parts 405 through 471.

“CFR” means Code of Federal Regulations. Title 40 contains mainly environmental regulations that were promulgated by the U.S. Environmental Protection Agency (EPA), based on the provisions of United States laws (statutes of the U.S. Federal Code).

“City” means the city of Lynnwood.

“COD” (denoting “chemical oxygen demand”) means a measure of the oxygen-consuming capacity of organic or inorganic matter present in water or wastewater expressed in milligrams per liter, for a chemical oxidant in a specific laboratory procedure.

“Commercial and industrial users” means all users other than single-family and multifamily and includes mobile homes in a mobile home park.

“Commercial establishment” means a building or portion thereof used in a trade, business or profession, including a building or portion thereof not included within the meaning of terms “single- and multiple-family dwelling units,” but excluding industrial establishments.

“Compatible pollutants” means biochemical oxygen demand, suspended solids, pH, and fecal coliform bacteria, plus additional pollutants identified in the POTW’s NPDES permit if the POTW treatment plant is designed to treat such pollutants, and in fact does remove such pollutants to a substantial degree. The term “substantial degree” is not subject to precise definition, but generally contemplates removals in the order of 80 percent or greater. Examples of the additional pollutants which may be considered compatible include:

1. Chemical oxygen demand;

2. Total organic carbon;

3. Phosphorus and phosphorus compounds;

4. Nitrogen and nitrogen compounds;

5. Fats, oils and greases (F.O.G.) of animal or vegetable origin (except as prohibited where these materials would interfere with the operation of the POTW).

“Composite sample” means a representative flow-proportioned or time-proportioned sample collected during normal hours of business over a period representative of process discharge to the POTW sewer. A composite sample shall be composed of a minimum of eight individual samples.

“Control authority” means the city of Lynnwood public works department. (Ord. 3220 § 1, 2016; Ord. 2742 § 1, 2008; Ord. 2609 § 1, 2006; Ord. 2572 § 3, 2005; Ord. 2070 § 1, 1996; Ord. 1706, 1989)

14.06.040 “D.”

“Daily maximum limit” means the maximum allowable discharge limit of a pollutant during a calendar day. Where daily maximum limits are expressed in units of mass, the daily discharge is the total mass discharged over the course of the day. Where daily maximum limits are expressed in terms of a concentration, the daily discharge is the arithmetic average measurement of the pollutant concentration derived from all measurements taken that day.

“Dangerous wastes,” as defined and set forth in WAC 173-303 Parts 070 through 100, means those solid wastes designated as dangerous, extremely hazardous or mixed waste.

“Director” means the director of the public works department of the city of Lynnwood or his/her representative.

“Discharger” means any person who discharges or causes the discharge of wastewater into the POTW sewer system.

“Domestic wastes” means the liquid and waterborne wastes derived from ordinary living processes, free from industrial wastes, and of such character as to permit satisfactory disposal, without special treatment, into the POTW or by means of a private sewage disposal system. (Ord. 3220 § 1, 2016; Ord. 2742 § 1, 2008; Ord. 1706, 1989)

14.06.050 “E.”

“Environmental Protection Agency” (or “EPA”) means the U.S. Environmental Protection Agency or, where appropriate, the regional water management division director, the regional administrator or duly authorized official of said agency.

“ERP” means enforcement response plan.

“Excessive maintenance” means any maintenance required beyond normal sewer utilities maintenance schedules for any portion of the sanitary sewer lines. Normal maintenance is considered to be cleaning or jetting once every two years. (Ord. 3220 § 1, 2016; Ord. 2742 § 1, 2008; Ord. 1706, 1989)

14.06.060 “F.”

“F.O.G.” means fats, oils and greases which include either nonpolar F.O.G. or polar F.O.G.:

1. “Nonpolar F.O.G.” means fats, oils and greases of petroleum oil, nonbiodegradable cutting oil or mineral products of mineral oil origin whether or not emulsified.

2. “Polar F.O.G.” means fats, oils and greases of animal or vegetable origin; or any substances which may solidify or become discernibly viscous at temperatures above zero degrees centigrade (32 degrees Fahrenheit).

“Food service establishment” means a restaurant, cafe, lunch counter, cafeteria, bar, club, hotel, hospital, sanitarium, factory, school kitchen or any other establishment that serves or prepares food where fats, oils or greases may be introduced to the sewer system.

“Food waste” means properly shredded garbage. (Ord. 3220 § 1, 2016; Ord. 2742 § 1, 2008; Ord. 2031 § 1, 1995; Ord. 1706, 1989)

14.06.070 “G.”

“Garbage” means all putrescible wastes, except sewage and body wastes and all such substances from all public and private establishments, and from residences.

“GGI” (gravity grease interceptor) means a fats, oils and grease removal system typically installed below ground with a capacity of at least 750 gallons.

“Grab sample” means an instantaneous dip sample taken from a waste stream without consideration for flow or time.

“GRD” (grease removal device) means a fats, oils and grease removal system operated automatically and mechanically. (Ord. 3220 § 1, 2016; Ord. 2742 § 1, 2008; Ord. 1706, 1989)

14.06.080 “H.”

“HGI” (hydromechanical grease interceptor) means a fats, oils and grease removal system typically installed inside the building with a minimum flow rate of at least 25 gallons per minute or capacity of 50 pounds.

“Holding tank sewage” means any wastewater from holding tanks such as vessels, chemical toilets, campers, trailers, septic tanks, sealed vaults, and vacuum-pump tanked trucks. (Ord. 3220 § 1, 2016; Ord. 2742 § 1, 2008; Ord. 1706, 1989)

14.06.090 “I.”

“Indirect discharge” or “discharge” means the introduction of pollutants into a POTW from any nondomestic source regulated under Section 307(b), (c) or (d) of the Act.

“Industrial establishment” or “industrial concern” means a building or portion thereof used for the production of articles from raw or prepared materials by giving the materials new forms, qualities, properties, or combinations whether by hand labor or machines.

“Industrial user” means a source of indirect discharge.

“Industrial waste” means the water-carried wastes from industrial manufacturing or industrial processing as distinct from sanitary sewage. It includes the trade wastes produced by, but not limited to, food processing and bottling plants, food manufacturing plants, slaughtering plants, tallow works, plating works, disposal services, industrial cleaning plants, fertilizer plants, car and truck washing operations, laundries, cooling plants, chemical plants, chemical treatment installations, industrial manufacturing, and automotive service and repair.

“Industrial wastewater discharge permit” means the document issued to an industrial user in accordance with the terms and provisions of this chapter stipulating requirements and limitations on wastewater discharges to the POTW sewer collection system.

“Interference,” as defined and set forth in 40 CFR 403.3(k), means a discharge which, alone or in conjunction with a discharge or discharges from other sources, both:

1. Inhibits or disrupts the POTW, its treatment processes or operations, or its sludge processes, use or disposal; and

2. Therefore is a cause of a violation of any requirement of the POTW’s NPDES permit (including an increase in the magnitude or duration of a violation) or of the prevention of sewage sludge use or disposal in compliance with the following statutory provisions and regulations or permits thereunder (or more stringent state or local regulations): Section 405 of the Clean Water Act, the Solid Waste Disposal Act (SWDA) (including Title II, more commonly referred to as the Resource Conservation and Recovery Act (RCRA), and including state regulations contained in any state sludge management plan prepared to Subtitle D of the SWDA), the Clean Air Act, the Marine Protection, Research and Sanctuaries Act, and the Toxic Substances Control Act. (Ord. 3220 § 1, 2016; Ord. 2742 § 1, 2008; Ord. 1706, 1989)

14.06.120 “L.”

“Limited discharge permit” means a document issued to a discharger in accordance with the terms and provisions of this title stipulating requirements and limitations on wastewater discharges to the POTW sewer system.

“LMC” means the Lynnwood Municipal Code.

“Local limit” means specific discharge limits developed and enforced by the city upon industrial or commercial facilities to implement the general and specific discharge prohibitions listed in 40 CFR 403.5(a)(1) and (b). (Ord. 3220 § 1, 2016; Ord. 2742 § 1, 2008; Ord. 1706, 1989)

14.06.130 “M.”

“Mass limit” or “mass loading” means the total number of pounds of a pollutant allowed to be discharged during a specified time period. It shall be calculated using the following formula:

pounds/day = (conc. in mg/L) x (gal. discharge/day*) x 8.34

*In million gallons discharged per day, i.e., 100 gallons is represented by 0.000100 in million gallons.

“Medical waste” means isolation wastes, infectious agents, human blood and blood products, pathological wastes, sharps, body parts, contaminated bedding, surgical wastes, potentially contaminated laboratory wastes and dialysis wastes.

“Middle tier significant categorical industrial user,” as defined and set forth in 40 CFR 403.12(e) (3), means at the director of public works’ discretion, a categorical industrial user may be deemed a “middle tier significant CIU” where the industrial user meets all of the following conditions:

1. The industrial user’s total categorical wastewater flow does not exceed any of the following:

a. One-hundredth percent of the design dry weather hydraulic capacity of the POTW, or 5,000 gallons per day, whichever is smaller, as measured by a continuous effluent flow monitoring device unless the industrial user discharges in batches;

b. One-hundredth percent of the design dry weather organic treatment capacity of the POTW; and

c. One-hundredth percent of the maximum allowable headworks loading for any pollutant regulated by the applicable categorical pretreatment standard for which approved local limits were developed by the POTW;

2. The industrial user has not been in significant noncompliance, as defined in 40 CFR 403.8(f)(2)(viii), for any time in the past two years;

3. The industrial user does not have daily flow rates, production levels, or pollutant levels that vary so significantly that decreasing the reporting requirement for this industrial user would result in data that are not representative of conditions.

“Minor violation” means any pollutant concentrations or mass loadings in excess of the effluent limitations allowed by LMC 14.60.319, or by a discharge permit issued under this chapter which are:

1. Less than one and two-tenths times the average concentration or mass loading allowed by the provisions of this title or any discharge permit issued hereunder; or

2. Less than two and one-half times the maximum concentration or mass loading allowed by the provisions of this chapter or any discharge permit issued hereunder.

“Monthly average” means the sum of all daily discharges measured during a calendar month divided by the number of daily discharges measured during that month.

“Multifamily user” means a residential building designed for two or more families, or for more than five unrelated persons. It includes duplexes, triplexes, fourplexes, apartment buildings, dormitories, boarding houses and rooming houses. (Ord. 3220 § 1, 2016; Ord. 3025 § 1, 2013; Ord. 2742 § 1, 2008; Ord. 2609 § 1, 2006; Ord. 2572 § 4, 2005; Ord. 2070 § 2, 1996; Ord. 1706, 1989)

14.06.140 “N.”

National Categorical Pretreatment Standard. See “Categorical pretreatment standard.”

“Natural outlet” means any outlet into a watercourse, pond, ditch, or other body of water.

“New source,” as defined and set forth in 40 CFR 403.3(m)(1).

“Noncontact cooling water” means the water discharged from any use such as air conditioning, cooling, refrigeration or any thermal heat exchange process to which the only pollutant added is heat.

“Nonsignificant industrial user” means a categorical industrial user that is eligible for designation as a nonsignificant categorical industrial user that meets all the criteria in 40 CFR Part 403.3(v)(2). An industrial user never discharges more than 100 gallons per day (gpd) of total categorical wastewater (excluding sanitary, noncontact cooling and boiler blowdown wastewater, unless specifically included in the pretreatment standard) and other conditions as set forth in 40 CFR Part 403.3(v)(2).

“NPDES permit” (denoting National Pollution Discharge Elimination System permit) means a permit issued pursuant to Section 402 of the Clean Water Act. (Ord. 3220 § 1, 2016; Ord. 2742 § 1, 2008; Ord. 1831 § 2, 1991)

14.06.160 “P.”

“Pass-through” means a discharge which exits the POTW treatment plant into waters of the United States in quantities or concentrations which, alone or in conjunction with a discharge or discharges from other sources, is the cause of a violation of any requirement of water quality standards or bottom sediments quality standards of the state of Washington or of the POTW’s NPDES permit (including an increase in the magnitude or duration of a violation).

“Person” means any individual, partnership, proprietorship, firm, company, corporation, association, trust, estate, governmental entity, or any other legal entity, or their legal representatives, agents or assigns. For the purposes of this chapter, the masculine gender shall be construed as including the feminine, and references to the singular shall include the plural where indicated by the context.

“pH” is a measure of the acidic or basic properties of a substance and is defined as the logarithm, to the base 10, of the reciprocal of the concentration of hydrogen ions in grams per liter of solution.

“Pollutant” means dredged spoil, solid waste, incinerator residue, sewage, garbage, sludge, munitions, chemical wastes, biological materials, radioactive materials, heat, wrecked or discarded equipment, rock, sand, cellar dirt and industrial, municipal and agricultural waste discharged into water.

“POTW” (denoting “publicly owned treatment works”) means a treatment works as defined by Section 212 of the Act, which is owned by a state or municipality (as defined by Section 502(4) of the Act). This definition includes any devices and systems used in the storage, treatment, recycling and reclamation of municipal sewage or industrial wastes of a liquid nature. It also includes sewers, pipes and other conveyances only if they convey wastewater to a POTW treatment plant.

“POTW treatment plant” means that portion of the POTW which is designed to provide treatment (including recycling and reclamation) of municipal sewage and industrial waste.

“Premises” means a continuous tract of land, building, or group of adjacent buildings under a single control with respect to use of sewer and responsibility for payment therefor. Subdivision of such use or responsibility shall constitute a division into separate premises as here defined.

“Pretreatment” means the reduction of the amount of pollutants, the elimination of pollutants or the alteration of the nature of pollutant properties in wastewater to a less harmful state prior to discharge of such pollutants into the POTW sewer system. The reduction or alteration of pollutants can be obtained by physical, chemical or biological processes, except as prohibited by 40 CFR 403.6(d).

“Properly shredded garbage” means the solid wastes from the preparation, cooking and dispensing of food that have been shredded so that 100 percent will pass a three-eighths-inch sieve and 75 percent will pass a one-quarter-inch sieve.

“Public sewer system” (also “POTW sewer system”) means the sewer pipes, chambers, structures and appurtenances in publicly owned land or easements in which all owners of abutting property have equal rights and which are controlled by the city of Lynnwood. (Ord. 3220 § 1, 2016; Ord. 2742 § 1, 2008; Ord. 1706, 1989)

14.06.190 “S.”

“Sanitary sewage” means the water-carried wastes from residences, hotels, restaurants, eating houses, or from business establishments or premises engaged solely in the sale, storage or repair of goods, wares or merchandise, and which contains properly shredded garbage, human wastes or animal wastes.

“Sanitary sewer” means the pipe or conduit system used for the collection and transportation of sewage and into which storm, surface and groundwater are not intentionally admitted, except as herein provided.

Sanitary Sewer System. See “POTW.”

“Septage” means the solid and liquid wastes from septic tanks, vault toilets, portable toilets or similar facilities.

“Service lateral” means that portion of the public sewer line running from the sewer main to the property line.

“Sewage” means wastewater.

Shall/May. “Shall” is mandatory. “May” is permissive.

Side Sewer. See “Building sewer.”

“Significant industrial user” (or SIU), as defined and set forth in 40 CFR 403.3(v), except as provided in subsections (3) and (4) of this definition, means:

1. All industrial users subject to categorical pretreatment standards under 40 CFR 403.6 and 40 CFR Chapter I, Subchapter N; and

2. Any other industrial user that:

a. Discharges an average of 25,000 gallons per day or more of process wastewater to the POTW (excluding sanitary, noncontact cooling and boiler blowdown wastewater);

b. Contributes a process waste stream which makes up five percent or more of the average dry weather hydraulic or organic capacity of the POTW treatment plant; or

c. Is designated as such by the control authority on the basis that the industrial user has a reasonable potential for adversely affecting the POTW’s operation or for violating any pretreatment standard or requirement (in accordance with 40 CFR 403.8(f)(6)).

3. The control authority may determine that an industrial user subject to categorical pretreatment standards under 40 CFR 403.6 and 40 CFR Chapter I, Subchapter N is a nonsignificant categorical industrial user rather than a significant industrial user on a finding that the industrial user never discharges more than 100 gallons per day (gpd) of total categorical wastewater (excluding sanitary, noncontact cooling and boiler blowdown wastewater, unless specifically included in the pretreatment standard) and the following conditions are met:

a. The industrial user, prior to the control authority’s finding, has consistently complied with all applicable categorical pretreatment standards and requirements;

b. The industrial user annually submits the certification statement required in 40 CFR 403.12(q) together with any additional information necessary to support the certification statement; and

c. The industrial user never discharges any untreated concentrated wastewater.

4. Upon a finding that an industrial user meeting the criteria in subsection (2)(b) of this definition has no reasonable potential for adversely affecting the POTW’s operation or for violating any pretreatment standards or requirement, the control authority may at any time, on its own initiative or in response to a petition received from an industrial user or POTW, and in accordance with 40 CFR 403.8(f)(6), determine that such industrial user is not a significant industrial user.

“Significant noncompliance,” as defined and set forth in 40 CFR 403.8(f)(2)(viii), means a significant industrial user (or any industrial user which violates subsection (3), (4) or (8) of this definition) is in significant noncompliance if its violation meets one or more of the following criteria:

1. Chronic violations of wastewater discharge limits, defined here as those in which 66 percent or more of all of the measurements taken for the same pollutant parameter during a six-month period exceed (by any magnitude) a numeric pretreatment standard or requirement, including instantaneous limits, as defined by 40 CFR 403.3(l);

2. Technical review criteria (TRC) violations, defined here as those in which 33 percent or more of all of the measurements taken for the same pollutant parameter during a six-month period equal or exceed the product of the numeric pretreatment standard or requirement including instantaneous limits, as defined by 40 CFR 403.3(l) multiplied by the applicable TRC (TRC=1.4 for BOD, TSS, fats, oil, and grease, and 1.2 for all other pollutants except pH);

3. Any other violation of a pretreatment standard or requirement as defined by 40 CFR 403.3(l) (daily maximum, long-term average, instantaneous limit, or narrative standard) that the POTW determines has caused, alone or in combination with other discharges, interference or pass-through (including endangering the health of POTW personnel or the general public);

4. Any discharge of a pollutant that has caused imminent endangerment to human health, welfare or to the environment or has resulted in the POTW’s exercise of its emergency authority under 40 CFR 403.8(f)(1)(vi)(B) to halt or prevent such a discharge;

5. Failure to meet, within 90 days after the schedule date, a compliance schedule milestone contained in a local control mechanism or enforcement order for starting construction, completing construction, or attaining final compliance;

6. Failure to provide, within 30 days after the due date, required reports such as baseline monitoring reports, 90-day compliance reports, periodic self-monitoring reports, and reports on compliance with compliance schedules;

7. Failure to accurately report noncompliance;

8. Any other violation or group of violations, which may include a violation of best management practices, which the POTW determines will adversely affect the operation or implementation of the local pretreatment program.

“Single-family user” means all users living in a dwelling unit that is occupied by one family or by not more than five unrelated persons. It includes detached single-family residences, and zero-lot-line buildings wherein the building is on a separate fee simple lot and used for residential purposes.

“Slug discharge” means any discharge of a nonroutine, episodic nature, including but not limited to an accidental spill or a noncustomary batch discharge, which has a reasonable potential to cause interference or pass-through, or in any other way violate the POTW’s ordinances, local laws or permit conditions. POTWs are required to ensure that industrial users have policies and procedures in place to prevent or mitigate the effects of slug discharges.

“Slug discharge control plan” as defined and set forth in 40 CFR 403.8(f)(2)(vi), means a plan by which significant industrial users control slug discharges.

“Spill” means any nonintentional discharge which enters the POTW.

“Standard industrial classification” (or “SIC”) means a classification pursuant to the most recent edition of the “Standard Industrial Classification Manual,” issued by the Executive Office of the President, Office of Management and Budget.

“State” means the state of Washington.

“Storm sewer” means a pipe system or conduit which carries storm and surface waters and drainage, but excludes sewage and industrial wastes, other than unpolluted cooling water. (Ord. 3220 § 1, 2016; Ord. 3025 § 2, 2013; Ord. 2742 § 1, 2008; Ord. 2070 § 3, 1996; Ord. 1831 §§ 3, 4 & 5, 1991; Ord. 1706, 1989)

14.06.200 “T.”

“TSS” (denoting “total suspended solids”) means total suspended matter that either floats on the surface of or is in suspension in water, wastewater or other liquids, and that is removable by laboratory filtration as prescribed by standardized methods and referred to as nonfilterable residue. (Ord. 3220 § 1, 2016; Ord. 2742 § 1, 2008; Ord. 1706, 1989)

14.06.210 “U.”

“Uniform Plumbing Code” means the current edition of same which is accepted by the city of Lynnwood.

“Unpolluted water” means water of quality equal to or better than the NPDES permit effluent criteria in effect or water that would not cause a violation of water quality standards if discharged untreated.

“Upset” means an exceptional incident in which there is an unintentional and temporary noncompliance with pretreatment standards and/or with requirements of this title because of factors beyond the reasonable control of the discharger. An upset does not include noncompliance to the extent caused by operational error, improperly designed treatment facilities, inadequate treatment facilities, lack of preventative maintenance, careless or improper operation or spills.

“User” means any person who contributes to, causes or allows the discharge of sewage or industrial wastewater into the POTW sewer system. (Ord. 3220 § 1, 2016; Ord. 2742 § 1, 2008; Ord. 1706, 1989)

14.06.220 “V.”

Violation. See “Minor violation” or “Significant noncompliance.” (Ord. 3220 § 1, 2016; Ord. 2742 § 1, 2008; Ord. 1706, 1989)

14.06.230 “W.”

“WAC” means the Washington Administrative Code.

“Wastewater” (also “sewage”) means the water-carried and liquid wastes from dwellings, commercial buildings, institutions and industrial facilities, or other property discharged to the POTW sewer system together with any groundwater, surface water and storm water that may be present.

“Wastewater discharge permit” or “permit” means the document issued to any commercial, industrial or site remediation process in accordance with the terms and provisions of this chapter stipulating requirements and limitations on wastewater discharges to the POTW sewer collection system.

“Watercourse” means a channel in which a flow of water occurs, either continuously or intermittently. (Ord. 3220 § 1, 2016; Ord. 2742 § 1, 2008; Ord. 1706, 1989)

14.06.260 “Z.”

“Zero discharge permit” means a permit for a categorical user that operates its processes so that no industrial waste is discharged to the POTW. (Ord. 3220 § 1, 2016; Ord. 2742 § 1, 2008)