Throughout this Part 2 the term "shall" means mandatory and "may" means permissive. The terms below when used in this Part 2 as defined are capitalized. These terms are adopted pursuant to this Part 2 and are as follows:
ADMINISTRATIVE BOARD
The governing body of each County Sewer District established by the Monroe County Legislature.
APPROVED LABORATORY PROCEDURE
Procedures established in 40 CFR 136 by a National Environmental Laboratory Accreditation Conference laboratory certified by the New York State Department of Health to perform those specific analyses. Procedures not defined in 40 CFR 136 shall be performed by the procedures contained in the book "Standard Methods for the Examination of Water and Waste Water" published by the American Public Health Association or other laboratory procedure approved by the Director for the determination of pollutant concentration of discharges to the Publicly Owned Treatment Works.
BEST MANAGEMENT PRACTICES (BMP)
Activity schedules, practice prohibitions, general good housekeeping practices, pollution prevention and educational practices, maintenance procedures and other management practices to prevent or reduce the discharge of Pollutants directly or indirectly to the Publicly Owned Treatment Works, County Storm Drainage System, Stormwater and/or Receiving Waters. BMPs also include treatment requirements, operating procedures, and practices to control plant runoff, spillage or leaks, sludge or waste disposal, or drainage from raw material storage.
BIOCHEMICAL OXYGEN DEMAND (BOD)
The results obtained using an Approved Laboratory Procedure to measure the quantity of oxygen utilized in the biochemical oxidation of organic matter or in satisfying the oxygen demand of other materials present, and shall be expressed in milligrams per liter (mg/l).
CATEGORICAL PRETREATMENT STANDARD
Any regulation containing pollutant discharge limits promulgated by the United States Environmental Protection Agency in accordance with Sections 307(b) and (c) of the Clean Water Act, (33 U.S.C. § 1317) that applies to a specific category of Users and that appear in 40 CFR Chapter I, Subchapter N, Parts 405 through 471.
CLEAN WATER ACT (formerly referred to as the "Federal Water Pollution Control Act" or "Federal Water Pollution Control Act Amendments of 1972")
Public Law 92-500, as amended, 33 U.S.C. § 1251 et seq.
COMBINED SEWER
A sewer receiving a mixture of Stormwater runoff and Wastewater.
COMPOSITE SAMPLE
The sample resulting from the combination of individual samples of Wastewater taken at selected intervals for a specified time period. The individual samples may have equal volumes or the individual volumes may be proportioned to the flow at the time of sampling.
COMPREHENSIVE ENVIRONMENTAL RESPONSE, COMPENSATION AND LIABILITY ACT
42 U.S.C. § 9601 et seq. as may be amended.
CONSTRUCTION ACTIVITY
Construction activities subject to New York State Pollutant Discharge Elimination System Permits. Such activities include, but are not limited to, clearing and grubbing, grading, excavating and demolition.
COOLING WATER
The water discharged from any system of heat transfer, condensation, air conditioning, noncontact cooling, refrigeration, or other sources.
COUNTY
The County of Monroe, New York.
COUNTY SEWER DISTRICTS
All Pure Waters and Sewer Districts created, altered, or modified by action of the County Legislature, including, but not limited to, the following:
A. 
Northwest Quadrant Pure Waters District.
B. 
Irondequoit Bay South Central Pure Waters District.
C. 
Gates-Chili-Ogden Sewer District.
D. 
Rochester Pure Waters District.
COUNTY STORM DRAINAGE SYSTEM
Monroe County owned or operated Storm Sewers and facilities by which Stormwater is collected and/or conveyed, including, but not limited to, any roads with drainage systems, municipal streets, gutters, curbs, inlets, piped storm drains, pumping facilities, retention and detention basins, natural and human-made or altered drainage channels (i.e., ditches), reservoirs and other drainage structures.
DAILY DISCHARGE
The discharge of a pollutant measured during a calendar day or any twenty-four-hour period that reasonably represents the calendar day for purposes of sampling.
DIRECTOR
The Director of Environmental Services of the County of Monroe, employees acting under his/her supervision or his/her duly authorized agent or representative.
FATS, OILS AND GREASES (FOG)
Any material which is extractable from an acidified sample of waste by Hexane or another specified solvent in an Approved Laboratory Procedure.
ILLICIT CONNECTIONS
Either of the following:
A. 
Any drain or conveyance, whether on the surface or subsurface, which allows an illegal discharge to enter the County Storm Drainage System. Examples include, but are not limited to, any drain or conveyances which allow any Nonstormwater discharge, including Sewage, Process Wastewater and Wastewater, to enter the County Storm Drainage System and any connection to the County Storm Drainage System from indoor drains and sinks, regardless of whether said drain or connection had been previously allowed, permitted or approved by the Director; or
B. 
Any drain or conveyance connected from a commercial or industrial land use to the County Storm Drainage System which has not been documented in plans, maps or equivalent records and approved by the Director.
ILLICIT DISCHARGE
Any direct or indirect Nonstormwater discharge to the County Storm Drainage System except discharges pursuant to a SPDES Permit (other than the SPDES Permit for discharges from the Municipal Separate Storm Sewer System) or as exempt in § 343-37 of this Part 2 and any Stormwater discharges to the Sanitary Sewer except as permitted by the Director.
INDUSTRIAL USER
"User, Industrial."
INDUSTRIAL WASTES
Any liquid, gaseous or solid substance or any combination discharged to the Publicly Owned Treatment Works which results from any process of industry, manufacturing, trade or business or from the development or recovery of any natural resources.
INFILTRATION
Water other than Wastewater that inadvertently enters a sewerage system (including sewer service connections) from the ground through such means as defective pipes, pipe joints, connections, or manholes. Infiltration does not include and is distinguished from Inflow.
INFLOW
Water, other than Wastewater, that is purposefully designed to enter a sanitary sewer system (including building drains) from sources such as, but not limited to, Stormwater, roof leaders, cellar drains, sump pumps, area drains, drains from springs and wetland areas, manhole covers, cross connections between Storm Sewers and Sanitary Sewers, catch basins, cooling towers, foundation drains, swimming pools, surface runoff, street wash waters, or drainage. Inflow does not include and is distinguished from Infiltration.
INTERFERENCE
A discharge which, either alone or in conjunction with a discharge or discharges from other sources, both inhibits or disrupts the Publicly Owned Treatment Works, its treatment processes or operations, or its Sewage Sludge processes, use or disposal, and therefore causes a violation of any requirement of the County's State Pollutant Discharge Elimination System Permit (including an increase in the magnitude or duration of a violation) or of the prevention of Sewage Sludge use or disposal in accordance with the following statutory provisions or any other statutory provisions in effect at the time and regulations or Permits issued thereunder (or more stringent State or local regulations):
A. 
Section 405 of the Clean Water Act;
B. 
Solid Waste Disposal Act (including Title II, more commonly referred to as the "Resource Conservation and Recovery Act") as well as State regulations contained in any State sludge management plan prepared pursuant to Subtitle D of the Solid Waste Disposal Act;
C. 
Clean Air Act;
D. 
Toxic Substance Control Act; and
E. 
Marine Protection Research and Sanctuaries Act.
MUNICIPAL SEPARATE STORM SEWER SYSTEM (MS4)
A conveyance or system of conveyances (including roads with drainage systems, municipal streets, catch basins, curbs, gutters, ditches, manhole channels, or storm drains):
A. 
Owned or operated by a state, county, city, town, borough, village parish, district association or other public body (created by or pursuant to State law) having jurisdiction over disposal of Sewage, Industrial Wastes, Stormwater or other wastes, including special districts, under State law, such as a sewer district, flood control district, or drainage district, or similar entity, or an Indian tribe or an authorized Indian tribal organization, or a designated and approved management agency under Section 208 of the Clean Water Act that discharges to Waters of the United States;
B. 
Designed or used for collecting or conveying Stormwater;
C. 
Which is not a Combined Sewer; and
D. 
Which is not part of a Publicly Owned Treatment Works.
MUNICIPAL SEWERAGE SYSTEM
A system of sewers not owned nor operated by Monroe County.
NATIONAL PRETREATMENT STANDARD
Any regulation containing pollutant discharge limits promulgated by the United States Environmental Protection Agency in accordance with Sections 307(b) and (c) of the Clean Water Act, (33 U.S.C. § 1317) which applies to Industrial Users. This term includes prohibition discharge limits established pursuant to 40 CFR Part 403.5.
NEW SOURCE
Any building, structure, facility or installation from which there is or may be a discharge of Pollutants, construction of which began after the publication of the proposed Categorical Pretreatment Standard pursuant to Section 307(c) of the Clean Water Act, which will be applicable to such source if such Standards are thereafter promulgated in accordance with that section, provided that certain location and construction criteria are met.
NONSTORMWATER
Any flow not composed entirely of Stormwater.
NORMAL SEWAGE
Wastewater, which, when analyzed, shows Pollutant concentrations which do not exceed 300 milligrams per liter Biochemical Oxygen Demand, 300 milligrams per liter Total Suspended Solids and/or 10 milligrams per liter total phosphorus.
NUISANCE
The use or lack of use of the Publicly Owned Treatment Works or County Storm Drainage System in such manner so as to endanger life or health, give offense to the senses, obstruct or otherwise interfere with the reasonable operation or maintenance of the Publicly Owned Treatment Works or County Storm Drainage System.
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 POTW's State Pollutant Discharge Elimination System Permit (including any increase in the magnitude or duration of a violation).
PERMIT
A temporary, revocable written document allowing the use of the Publicly Owned Treatment Works for specific discharge of Wastewaters over a limited period of time. Permits available from Monroe County include, but are not limited to: Industrial Sewer Use Permits; Industrial Waste Generator Permits; Scavenger Waste Hauler Disposal Permits; Short-Term Discharge Permits; Recreational Vehicle Disposal Permits; Sludge Generator Disposal Permits and Sewer Connection Permits.
PERSON
Any individual, public or private, corporation, partnership, political subdivision, federal, State or local agency or entity, association, trust, estate or any other legal entity whatsoever or an agent or employee thereof.
pH
A measurement of the acid or base characteristics of an aqueous solution expressed in standard units.
POLLUTANT
Anything which causes or contributes to pollution when placed/discharged into or onto the State's waters, lands and/or air, which interferes with the beneficial use of that water, land and/or air by any living thing at any time. Pollutants may include, but are not limited to: dredged spoil; solid waste incinerator residue; filter backwash; Sewage; Sewage Sludge; munitions; chemical wastes; biological materials; radioactive materials [except those regulated under the Atomic Energy Act of 1954, as amended (42 U.S.C. 2011 et seq.)]; heat; wrecked or discharged equipment; rock; sand; cellar dirt; industrial, municipal, and agricultural waste discharged into water; paints, varnishes and solvents; oil and other automotive fluids; nonhazardous liquid; yard wastes; refuse, rubbish, litter or other discarded or abandoned objects; ordinances and accumulations, so that same may cause or contribute to pollution; floatables; pesticides, herbicides and fertilizers; hazardous substances and wastes; fecal coliform and pathogens; dissolved and particulate metals; animal wastes; wastes and residues that result from constructing a building or structure; and noxious or offensive matter of any kind.
PRETREATMENT REQUIREMENT
Any substantive or procedural requirement related to pretreatment, other than a National Pretreatment Standard, imposed on an Industrial User.
PRIVATE SEWAGE DISPOSAL SYSTEM
A facility that treats Sewage or other liquid wastes for discharge into the groundwaters of New York State, serving one or more parcels of land or residential households, or a private, commercial or institutional facility.
PROCESS WASTEWATER
Any water which during manufacturing or processing comes in direct contact with or results from the production or use of any raw material, intermediate product, finished product, by-product, or waste product.
PUBLICLY OWNED TREATMENT WORKS (POTW)
A treatment works as defined by Section 212 of the Clean Water Act, which is owned by a state or municipality [as defined by Section 502(4) of the Clean Water Act]. This definition includes any devices and systems used in the storage, treatment, recycling and reclamation of Sewage or Industrial Wastes of a liquid nature. It also includes sewers, pipes and other conveyances only if they convey Wastewater to a County-owned, -leased, or -operated Wastewater Treatment Plant.
RECEIVING WATERS
A natural Watercourse or body of water into which treated Wastewater is ultimately discharged.
REGIONAL ADMINISTRATOR
The Administrator of the United States Environmental Protection Agency, Region 2.
RESOURCE CONSERVATION RECOVERY ACT
42 U.S.C. § 6901 et seq., as it may be amended.
RULE or REGULATION
Each statement of general or specific applicability that implements, interprets or describes the organization, procedures, or requirements of the County Sewer Districts as pertains to Users and other Persons that may have an impact on operations of the Publicly Owned Treatment Works.
SANITARY SEWER
A sewer which conveys Wastewater and to which Stormwater, surface and groundwaters are not intentionally admitted.
SCAVENGER WASTES
Wastes hauled to the Publicly Owned Treatment Works, collected from privies, septic tanks, cesspools, chemical toilets, camper and marine holding tanks; Sewage Sludge or sludges from treatment of nonhazardous Industrial Wastes; or other domestic, commercial and Industrial Waste.
SEWAGE
That component of Wastewater discharged from the sanitary conveniences of dwellings (including apartments, houses and hotels, industrial buildings and institutions) such as toilets, showers, dishwashers, backwash from swimming pools, etc.
SEWAGE SLUDGE
Any solid, semi-solid, or liquid residue removed during the treatment of municipal Wastewater or domestic Sewage. Sewage Sludge includes, but is not limited to, solids removed during primary, secondary, or advanced Wastewater treatment, scum, seepage, portable toilet pumpings, Type III marine sanitation device pumpings, and Sewage Sludge products. Sewage Sludge does not include grit or screenings, or ash generated during the incineration of Sewage Sludge.
SIGNIFICANT INDUSTRIAL USER
See "User, Significant Industrial."
SLUG LOAD or SLUG DISCHARGE
Any discharge at a flow rate or concentration, which could cause a violation of the prohibited discharge Standards in § 343-15 of this Part 2. A Slug Discharge is 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 regulations, local limits or Permit conditions.
STANDARD
A criterion established by the applicable regulatory authority.
STATE
The State of New York.
STATE POLLUTANT DISCHARGE ELIMINATION SYSTEM PERMIT (SPDES)
The Permit issued by the New York State Department of Environmental Conservation [under authority delegated pursuant to 33 U.S.C. § 1342(b)] that authorizes the discharge of Pollutants to Waters of the United States, whether the Permit is applicable on an individual or general area-wide basis.
STORM SEWER
A sewer system which collects and conveys Stormwater and drainage. Storm Sewers are separate from Combined and Sanitary Sewers.
STORMWATER
The flow resulting from any natural form of precipitation, whether retained temporarily or not.
TOTAL SUSPENDED SOLIDS (TSS)
The dry weight expressed in milligrams per liter of solids that either, float on the surface, are in suspension in Wastewater, or are settleable and can be removed from Wastewater by filtration, as determined by an Approved Laboratory Procedure.
UNPOLLUTED WATERS
Stormwater, surface water, groundwater, roof runoff, subsurface drainage and uncontaminated Cooling Water.
USER
Any individual, association, organization, partnership, firm, corporation or other entity discharging to the Publicly Owned Treatment Works or County Storm Drainage System.
USER, INDUSTRIAL
Any source that discharges Industrial Waste to the Publicly Owned Treatment Works.
USER, SIGNIFICANT INDUSTRIAL (SIU)
Unless exempted under procedures defined in 40 CFR Chapter 1, Subchapter N, Part 403, any Industrial User of the Publicly Owned Treatment Works who:
A. 
Is subject to Categorical Pretreatment Standards; or
B. 
Discharges an average of 25,000 gallons per day or more of Process Wastewater to the Publicly Owned Treatment Works, unless this volume is modified and approved by the United States Environmental Protection Agency; or
C. 
Contributes a Process Wastewater stream which makes up 5% or more of the average dry weather hydraulic or organic capacity of the Wastewater Treatment Plant; or
D. 
Is designated as such by the Director on the basis that the Industrial User has a reasonable potential for adversely affecting the Publicly Owned Treatment Works operation or for violating any National Pretreatment Standard or Pretreatment Requirement.
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 Publicly Owned Treatment Works.
WASTEWATER TREATMENT PLANT
That portion of the POTW which is designated to provide treatment (including recycling and reclamation) of municipal Sewage and Industrial Waste.
WATER QUALITY STANDARDS
Those Standards found in the New York Codes, Rules and Regulations Title 6, Part 703.
WATERS OF THE UNITED STATES
All waters defined at 40 CFR 122.2.
WATERCOURSE
Waters of the United States.
The following abbrevations shall have the meanings indicated:
BMP
Best Management Practices.
BOD
Biochemical Oxygen Demand.
C
Celsius.
CAP
Corrective action plan.
CERCLA
Comprehensive Environmental Response Compensation and Liability Act.
CFR
Code of Federal Regulations.
EPA
United States Environmental Protection Agency.
F
Fahrenheit.
FOG
Fats, Oils and Grease.
I & I
Inflow and Infiltration.
MS4
Municipal Separate Storm Sewer System.
NELAC
National Environmental Laboratory Accreditation Conference.
NYCRR
New York Codes, Rules and Regulations.
NYSDEC
New York State Department of Environmental Conservation.
P
Phosphorus.
POTW
Publicly Owned Treatment Works.
RCRA
Resource Conservation Recovery Act.
RV
Recreational vehicle.
SPDES
State Pollutant Discharge Elimination System.
TSS
Total Suspended Solids.