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Earlier editions: 2026-07

Title 14 — Water and Sewers›Chapter 14.08 — PUBLIC SEWERAGE SYSTEM WASTES

Norco Municipal Code § 1.7 Definitions

Norco Municipal Code · 2026-10 edition · updated 2026-10-04 · Norco

Cite as: Norco Municipal Code § 1.7 · Text as of 2026-10-04

Unless a provision explicitly states otherwise, the following terms and phrases, as used in this Ordinance, shall have the following meanings.

1.7.1 ACT OR "THE ACT." The Federal Water Pollution Control Act, also known as the…

1.7.2 APPROVAL AUTHORITY.

1.7.3 AUTHORIZED OR DULY AUTHORIZED REPRESENTATIVE OF THE USER.

1.7.4.1 If the User is a corporation:

1.7.4.1.1 The president, secretary, treasurer, or a vice president of the corporation…

1.7.4.1.2 The manager of one or more manufacturing, production, or operating…

1.7.4.2 If the User is a partnership or sole proprietorship: a general partner or proprietor, respectively.

1.7.4.3 If the User is a Federal, State, or local governmental facility: a director or…

1.7.4.4 The individuals described in paragraphs 1 through 3, above, may designate a…

1.7.4 BIOCHEMICAL OXYGEN DEMAND OR BOD.

1.7.5 BEST MANAGEMENT PRACTICES OR BMPS means schedules of activities, prohibitions of…

1.7.6 BOARD OF DIRECTORS, OR THE BOARD.

The Board of Directors of the Western Riverside County Regional Wastewater Authority.

1.7.7 CATEGORICAL PRETREATMENT STANDARD OR CATEGORICAL STANDARD. Any regulation containing pollutant discharge limits promulgated by the EPA 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 405-471.

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1.7.8 CATEGORICAL INDUSTRIAL USER.

1.7.9 CHEMICAL OXYGEN DEMAND OR COD.

1.7.10 CITY COUNCIL. The City Council of the City of Norco.

1.7.11 CONTRACTING AGENCY.

1.7.12 CONTROL AUTHORITY.

1.7.13 COUNCIL. Shall mean the City Council of the City of Norco (the "City")

1.7.14 DAILY MAXIMUM.

1.7.15 DAILY MAXIMUM LIMIT.

1.7.16 DELIVERY POINT.

1.7.17 DIRECT DISCHARGE.

1.7.18 DIRECTOR.

1.7.19 DISPOSAL FACILITIES.

1.7.20 DISPOSAL OR DISPOSE.

1.7.21 DOMESTIC WASTE HAULER PERMIT.

1.7.22 ENVIRONMENTAL PROTECTION AGENCY OR EPA.

1.7.23 EXISTING SOURCE. Any source of discharge that is not a "New Source."

1.7.24 GRAB SAMPLE.

1.7.25 INDIRECT DISCHARGE OR DISCHARGE.

1.7.26 INSTANTANEOUS LIMIT.

1.7.27 INTERFERENCE.

1.7.27.1 Inhibits or disrupts the POTW, its treatment processes or operations, or its…

1.7.27.2 Therefore is a cause of a violation of any requirement of the POTW's NPDES…

1.7.28 LOCAL LIMIT.

1.7.29 LOCAL DISCHARGE LIMIT.

1.7.30 MAY is permissive

1.7.31 MEDICAL WASTE.

1.7.32 MEMBER AGENCY.

1.7.33 MONTHLY AVERAGE.

1.7.34 MONTHLY AVERAGE LIMIT.

1.7.35 NEW SOURCE.

1.7.35.1 Any building, structure, facility, or installation from which there is (or may…

1.7.35.1.1 The building, structure, facility, or installation is constructed at a site…

1.7.35.1.2 The building, structure, facility, or installation totally replaces the…

1.7.35.1.3 The production or wastewater generating processes of the building,…

1.7.35.2 Construction on a site at which an Existing Source is located results in a…

1.7.35.3 Construction of a New Source as defined under this paragraph has commenced if…

1.7.35.3.1 Begun, or caused to begin, as part of a continuous onsite construction program

(i) any placement, assembly, or installation of facilities or equipment; or
(ii) significant site preparation work including clearing, excavation, or removal of existing buildings, structures, or facilities which is necessary for the placement, assembly, or
1.7.35.3.2 Entered into a binding contractual obligation for the purchase of facilities or equipment which are intended to be used in its operation within a reasonable time. Options to purchase or contracts which can be terminated or modified without substantial loss, and contracts for feasibility, engineering, and design studies do not constitute a contractual obligation under this paragraph.
1.7.36 NONCONTACT COOLING WATER. Water used for cooling that does not come into direct contact with any raw material, intermediate product, waste product, or finished product.
1.7.37 ORDINANCE. Shall mean this Ordinance, unless otherwise specified.
1.7.38 PASS THROUGH. A discharge which exits the POTW into waters of the United States in quantities or concentrations which, alone or in conjunction with a discharge or discharges from other sources, is a cause of a violation of any requirement of the Authority's NPDES permit, including an increase in the magnitude or duration of a violation.
1.7.39 PERSON. Any individual, partnership, copartnership, firm, company, corporation, association, joint stock company, trust, estate, governmental entity, or any other legal entity; or their legal representatives, agents, or assigns. This definition includes all Federal, State, and local governmental entities.
1.7.40 PH is a measure of the acidity or alkalinity of a solution, expressed in standard units.
1.7.41 POLLUTANT. Shall include, but is not limited to: dredged spoil, solid waste, incinerator residue, filter backwash, sewage, garbage, sewage sludge, munitions, medical wastes, chemical wastes, biological materials, radioactive materials, heat, wrecked or discarded equipment, rock, sand, cellar dirt, municipal, agricultural and industrial wastes, and certain characteristics of wastewater (e.g., pH, temperature, TSS, turbidity, color, BOD, COD, toxicity, or odor).
1.7.42 PREMISES. Shall mean any lot, parcel of land, building or establishment, either residential, commercial, or industrial, both public and private, including schools, churches, and institutions without limitation.
1.7.43 PRETREATMENT. The reduction of the amount of pollutants, the elimination of pollutants, or the alteration of the nature of pollutant properties in wastewater prior to, or in lieu of, introducing such pollutants into the POTW. This reduction or alteration can be obtained by physical, chemical, or biological processes; by process changes; or by other means, except by diluting the concentration of the pollutants unless allowed by an applicable Pretreatment Standard.
1.7.44 PRETREATMENT REQUIREMENTS. Any substantive or procedural requirement related to pretreatment imposed on a User, other than a Pretreatment Standard
1.7.45 PRETREATMENT STANDARDS OR STANDARDS. Pretreatment Standards shall mean prohibited discharge standards, categorical Pretreatment Standards, and Local Limits.
1.7.46 PROHIBITED DISCHARGE STANDARDS OR PROHIBITED DISCHARGES. Absolute prohibitions against the discharge of certain substances; these prohibitions appear in Section 2.1 of this Ordinance.
1.7.47 PUBLICLY OWNED TREATMENT WORKS OR POTW. The treatment works, as defined by section 212 of the Act (33 U.S.C. section 1292 ), owned by the Authority. This definition includes any devices or systems used in the collection, storage, treatment, recycling, and reclamation of sewage or industrial wastes of a liquid nature and any conveyances, which convey wastewater to the treatment plant.
1.7.48 SEPTIC TANK WASTE. Any sewage from holding tanks such as vessels, chemical toilets, campers, trailers, and septic tanks.
1.7.49 SERVICE AREA. Shall mean all territory now or hereafter provided sewage service by the City.
1.7.50 SEWAGE. Human excrement and gray water (household showers, dishwashing operations, etc.).
1.7.51 SIGNIFICANT INDUSTRIAL USER (SIU). Except as provided in 40 CFR 403.39 (v)(2) and 40 CFR 403.3 (v)(3) of this Section, a Significant Industrial User is:
An Industrial User subject to categorical Pretreatment Standards; or
1.7.51.1 An Industrial User that: 1.7.51.1 An Industrial User that:
1.7.51.1.1 Discharges an average of twenty five thousand (25,000) gpd or more of process wastewater to the POTW (excluding sanitary, noncontact cooling and boiler blowdown wastewater);
1.7.51.1.2 Contributes a process wastestream which makes up five (5) percent or more of the average dry weather hydraulic or organic capacity of the POTW treatment plant; or
1.7.51.1.3 Is designated as such by the City on the basis that it has a reasonable potential for adversely affecting the POTW's operation or for violating any Pretreatment Standard or Requirement.
1.7.52 SLUG LOAD OR SLUG DISCHARGE. Any discharge at a flow rate or concentration, which could cause a violation of the prohibited discharge standards in Section 2.1 of this Ordinance. A Slug Discharge is any Discharge of a non routine, episodic nature, including but not limited to an accidental spill or a non customary batch Discharge, which has a reasonable potential to cause Interference or Pass Through, or in any other way violate the POTW's regulations, Local Limits or Permit conditions.
1.7.53 STORM WATER. Any flow occurring during or following any form of natural precipitation, and resulting from such precipitation, including snowmelt.
1.7.54 TOTAL SUSPENDED SOLIDS OR SUSPENDED SOLIDS. The total suspended matter that floats on the surface of, or is suspended in, water, wastewater, or other liquid, and that is removable by laboratory filtering.
1.7.55 USER. Any Person who contributes or discharges, or causes or permits the contribution or discharges of wastewater directly or indirectly into the Authority's POTW.
1.7.56 WASTEWATER. Liquid and water carried industrial wastes and sewage from residential dwellings, commercial buildings, industrial and manufacturing facilities, and institutions, whether treated or untreated, which are contributed to the POTW.
1.7.57 WASTEWATER TREATMENT PLANT OR TREATMENT PLANT. That portion of the POTW which is designed to provide treatment of municipal sewage and industrial waste.

(Ord. 1005 Sec. 1, 2016)

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