A. 
Terms defined. As used in this chapter, the following terms shall have the meanings indicated:
ACT 537 PLAN
The Township's Official Plan as defined in the Pennsylvania Sewage Facilities Act, Act of January 24, 1966, P.L. 1535 (1965), No. 537, as amended, 35 P.S. §§ 750.1 through 750.20a ("Sewage Facilities Act" or "Act 537").
[Added 2-16-2016 by Ord. No. 2016-03]
ACT or THE ACT or CLEAN WATER ACT
Federal Water Pollution Control Act, as mentioned by the Federal Water Pollution Control Act Amendment of 1972, the Clean Water Act of 1977 and the Water Quality Act of 1987, 33 U.S.C. § 1251 et seq., and any subsequent amendments thereto.
AIR GAP
The unobstructed vertical distance through the free atmosphere between the lowest opening from any pipe or faucet supplying water to a tank, plumbing fixture or other device and the flood-level rim of the receptacle.
APPROPRIATE CONTROL AUTHORITY
The control authority providing water or sanitary sewer service, as the case may be, to the subject property or properties within Falls Township.
APPROVAL AUTHORITY
The Director in an NPDES state with an approved state pretreatment program and the Administrator of the EPA in a non-NPDES state or NPDES state without an approved state pretreatment program.
AUTHORITIES
Collectively, BCWSA, LBJMA, MMA, and TOFA.
[Added 2-16-2016 by Ord. No. 2016-03]
BACKFLOW
The flow of water or other liquids, mixtures or substances into the distributing pipes of a potable supply of water from any source or sources other than an approved source.
BCWSA
The Bucks County Water and Sewer Authority, as presently or hereafter constituted, which exists and is organized pursuant to the Municipality Authorities Act, 53 Pa.C.S.A. § 5601, et seq.
[Added 2-16-2016 by Ord. No. 2016-03]
BIOCHEMICAL OXYGEN DEMAND
The quantity of oxygen utilized in the biochemical oxidation of organic matter under standard laboratory procedure for five days at 20° C., expressed in terms of weight and concentration [milligrams per liter (mg/l)].
BOARD OF SUPERVISORS
The Board of Supervisors of Falls Township, Bucks County, Pennsylvania.
BUILDING DRAIN
That part of the lowest piping of a drainage system that receives the discharge from oil, waste and other drainage pipes inside and that extends 30 inches (762 mm) beyond the walls of the building and conveys the drainage to the building sewer.
BUILDING SEWER
That part of the drainage system that extends from the end of the building drain and conveys the discharge to a public sewer, private sewer, individual sewage disposal system or other point of disposal.
BYPASS
The intentional diversion of waste streams from any portion of an industrial user's pretreatment facility.
CATEGORICAL STANDARDS
National Categorical Pretreatment Standards.
CITY
The City of Philadelphia, Pennsylvania.
COLLECTOR SYSTEM
All piping leading to a treatment plant, including those pipes connected to a combined sewer overflow which lead directly to a receiving stream.
COMMISSIONER
The Water Commissioner of the City of Philadelphia or his designee.
COMMONWEALTH
The Commonwealth of Pennsylvania.
COMMUNITY ON-LOT SEWAGE SYSTEM
A community sewage system which uses a system of piping, tanks or other facilities for collecting, treating and disposing of sewage into a subsurface soil absorption area or retaining tank.
COMMUNITY ON-LOT WATER SYSTEM
A community water system which uses a system of piping, tanks or other facilities for providing, treating and distributing of water.
COMMUNITY SEWAGE SYSTEM
A sewage facility, which is privately owned, for the collection of sewage from two or more lots or two or more equivalent dwelling units and the treatment or disposal, or both, of the sewage on one or more of the lots or at another site.
COMMUNITY WATER SYSTEM
A water facility, which is privately owned, for the providing of water for two or more lots or two or more equivalent dwelling units.
COMPOSITE SAMPLE
A timed sequential collection of samples of equal volume or a collection of grab samples combined in a single reservoir to determine concentration(s) of pollutant(s).
CONTROL AUTHORITY
The Township of Falls Authority, the City of Philadelphia Water Department and/or the City Water Commissioner, where applicable, and any other municipal entity providing public water or sanitary sewer service to lands within the Township.
COOLING WATER
The water discharged from any use such as air conditioning, cooling or refrigeration or to which the only pollutant added is heat and which does not contain a level of contaminants detectably higher than that of the source of the water.
CROSS-CONNECTION
Any physical connection or arrangement between two otherwise separate piping systems, one of which contains potable water and the other either water of unknown or questionable safety or steam, gas or chemical, whereby there exists the possibility for flow from one system to the other, with the direction of flow depending on the pressure differential between the two systems.
CUSTOMER
The party receiving water service and/or sewer service from a control authority which shall include the owner, the legal representative of the owners of cooperative apartments and condominiums or such other person or entity with an equitable interest in a property of any type receiving service.
DAILY MAXIMUM
The maximum allowable discharge of a pollutant during a calendar day or other twenty-four-hour period as allowed by the POTW. Where maximum limitations are expressed in units of mass, the daily discharge is the total mass discharged over the course of a day. Where daily maximum limitations are expressed in terms of concentration, the daily discharge is the arithmetic average of all measurements taken that day.
DEP
The Pennsylvania Department of Environmental Protection.
[Added 2-16-2016 by Ord. No. 2016-03]
DEPARTMENT
The Department of Public Works and Code Enforcement of Falls Township.
DIRECT DISCHARGE
The discharge of treated or untreated wastewater directly to the waters of the Commonwealth of Pennsylvania which may occur through the Township's stormwater conduits or combined sewer outfall structures.
DISPOSAL RECEIPT
Documentation (holding tank waste disposal slip) from a DEP-permitted sewage treatment plant also signed by the sewage hauler indicating the owner, location (address), and date that an improved property's holding tank was pumped and properly disposed of.
[Added 12-5-2016 by Ord. No. 2016-06]
ENVIRONMENTAL PROTECTION AGENCY
The United States Environmental Protection Agency or, where appropriate, the term may also be used as a designation for the Administrator or other duly authorized official of said agency.
GARBAGE
Solid wastes from the preparation, cooking and dispensing of food and from the handling, storage and sale of produce.
GOVERNING BODY
The Supervisors of Falls Township, Bucks County, Pennsylvania.
[Added 12-5-2016 by Ord. No. 2016-06]
GRAB SAMPLE
A sample which is taken from a waste stream on a one-time basis, in 15 minutes or less, and with no regard to the flow of the waste stream.
GRINDER PUMP
Any electric-motor-driven, submersible, centrifugal pump capable of macerating all material found in normal domestic sanitary sewage, including a reasonable amount of objects such as plastics, sanitary napkins, disposable diapers, rubber and the like, to a fine slurry and pumping this material through a small-diameter discharge.
[Added 2-16-2016 by Ord. No. 2016-03]
GROUNDWATER
The accumulation of water which exists in the ground and is used as a source of water supply through openings such as wells, springs and infiltration galleries.
HOLDING TANK
A watertight receptacle which receives and retains sewage and is designed and constructed to facilitate ultimate disposal of the sewage at another site, and that provides for either the holding or anaerobic decomposition of sewage prior to its discharge to an absorption area or public sewer system, whether intended to be temporary in nature or permanent. Holding tanks include but are not limited to the following:
[Amended 12-5-2016 by Ord. No. 2016-06]
(1) 
CHEMICAL TOILETA toilet using chemicals that discharge to a holding tank.
(2) 
RETENTION TANKA holding tank where sewage is conveyed to it by a liquid-carrying system.
(3) 
VAULT PIT PRIVYA holding tank designed to receive sewage where liquid under pressure is not available.
HOLDING TANK, WASTE
Any waste from a holding tank.
IMPROVED PROPERTY
Any property within the Township upon which there is erected a structure intended for continuous or periodic habitation, occupancy or use by human beings or animals and from which structure sewage shall or may be discharged.
INDIRECT DISCHARGE
The discharge or the introduction of pollutants, including holding tank waste, into the POTW.
INDUSTRIAL USER or USER
Any person that introduces an indirect discharge regulated under the Act, state or local law to the POTW.
INDUSTRIAL WASTES
The liquid and solid wastes from industrial and/or commercial manufacturing as distinct from sanitary sewage.
INTERFERENCE
(1) 
A discharge which, alone or in conjunction with a discharge or discharges from other sources:
(a) 
Inhibits or disrupts the POTW, its treatment processes or operations or its sludge processes, use or disposal; and
(b) 
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 issued 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 pursuant to Subtitle D of the SWDA, the Clean Air Act, the Toxic Substances Control Act and the Marine Protection, Research and Sanctuaries Act.
(2) 
In addition, interference shall mean the following:
(a) 
The introduction of pollutants into the POTW which, alone or in conjunction with other discharges, inhibits or disrupts the process, operations or maintenance of the POTW or causes an evacuation of any POTW personnel, whether or not it causes or contributes to a violation of the POTWs NPDES permit.
(b) 
The introduction of pollutants, either alone or in conjunction with other discharges, which when reaching the treatment plant, inhibit, disrupt or limit the solid waste by-products disposal options available to the POTW, whether or not it causes or contributes to a violation of Section 405 of the Act, the Solid Waste Disposal Act or any other law or regulation regulating solid waste by-products.
(c) 
The introduction of pollutants into a control authority collector system which, alone or in conjunction with other discharges inhibit, disrupt or adversely affect the operations or maintenance of the collector system.
LBJMA
The Lower Bucks Joint Municipal Authority, as presently or hereafter constituted, which exists and is organized pursuant to the Municipality Authorities Act, 53 Pa.C.S.A. § 5601 et seq.
[Added 2-16-2016 by Ord. No. 2016-03]
LOWER BUCKS AUTHORITY
Lower Bucks County Joint Municipal Authority.
MMA
The Morrisville Municipal Authority, as presently or hereafter constituted, which exists and is organized pursuant to the Municipality Authorities Act, 53 Pa.C.S.A. § 5601 et seq.
[Added 2-16-2016 by Ord. No. 2016-03]
MONTHLY AVERAGE
The arithmetic mean of the values for effluent samples collected over a calendar month.
MORRISVILLE AUTHORITY
Municipal Authority of the Borough of Morrisville.
MUNICIPALITY
The Township of Falls, Bucks County, Pennsylvania.
[Added 12-5-2016 by Ord. No. 2016-06]
NATIONAL CATEGORICAL PRETREATMENT STANDARDS
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. § 1317) which applies to a specific category of industrial users and pretreatment standards as published in 40 CFR Chapter I, Subchapter N.
NATIONAL POLLUTION DISCHARGE ELIMINATION SYSTEM PERMIT
A permit issued pursuant to Section 402 of the Act (33 U.S.C. § 1342).
NATIONAL PROHIBITIVE DISCHARGE STANDARD or PROHIBITIVE DISCHARGE STANDARD
Any regulation developed under the authority of Section 307(b) of the Act and 40 CFR 403.5.
NATURAL OUTLET
Any outlet into a watercourse, pond, ditch, lake or other body of surface or groundwater.
NEW SOURCE
Any building, structure, facility or installation from which there is or may be a discharge of pollutants, the construction of which commenced after the publication of proposed pretreatment standards under Section 307(c) of the Act which will be applicable to such source if such standards are thereafter promulgated in accordance with that section.
NONDOMESTIC USERS
Commercial, industrial or municipal users who discharge to the POTW.
OCCUPIED BUILDING
Each single dwelling unit, household unit, flat or apartment unit, store, shop, office, business or industrial unit or family unit contained within any structure erected within 150 feet of the sewer system and Iintended for continuous or periodic habitation, occupancy or use by human beings and from which structure sanitary sewage is or may be discharged.
OFFICIAL PLAN REVISION
A change in the Township's Act 537 Official Plan to provide for additional, newly identified future or existing sewage facilities needs, which may include one or more of the following:
[Added 2-16-2016 by Ord. No. 2016-03]
(1) 
UPDATED REVISIONA comprehensive revision to an existing Official Plan required when the DEP or the Township determines the Official Plan or one or more of its parts is inadequate for the existing or future sewage facilities needs of the Township or its residents or landowners.
(2) 
SPECIAL STUDYA study, survey, investigation, inquiry, research report or analysis, which is directly related to an updated revision. The studies provide documentation or other support necessary to solve specific problems identified in the update revision.
(3) 
REVISION FOR NEW LAND DEVELOPMENTA revision to the Township's Official Plan resulting from a proposed subdivision as defined in Act 537.
ON-LOT SEWAGE DISPOSAL SYSTEM
Any system for disposal of sewage involving a holding tank before final treatment and disposal of sewage to a public or private sewer system, including both individual sewage systems and community sewage systems.
[Added 12-5-2016 by Ord. No. 2016-06]
OWNER
Any person vested with ownership, legal or equitable, sole or partial, of any property located in the Township.
PASS-THROUGH
A discharge which exits the POTW to the receiving stream or its atmosphere in quantities or concentrations which alone or in conjunction with other discharges is a cause of a violation of any requirement of the POTW's NPDES permit or a violation of any air emission standard set by the Clean Air Act, state or local rules and regulations governing emissions to the air (including an increase in the magnitude or duration of a violation).
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. The masculine gender shall include the feminine; the singular shall include the plural where indicated by the context.
pH
The logarithm of the reciprocal of the weight of hydrogen ions in grams per liter of solution.
PLUMBING INSPECTOR
The Plumbing Inspector appointed by the Board of Supervisors or the Township Manager or any duly authorized deputy, assistant or representative of such Plumbing Inspector.
POLLUTANT
Any dredged spoil, solid waste, incinerator residue, sewage, garbage, sewage sludge, munitions, chemical wastes, biological materials, radioactive materials, heat, wrecked or discharged equipment, rock, sand, cellar dirt, industrial, municipal and agricultural waste or any other contaminant discharged into water.
POLLUTION
The man-made or man-induced alteration of the chemical, physical, biological and/or radiological integrity of water. The introduction of noxious, pathogenic, putrescible substance into the groundwaters, streams or other bodies of water rendering such water unclean to the extent of being harmful or potentially harmful to the public health, safety or welfare or to animal life or to the use of such waters for domestic water supply or industrial purposes or for recreation. This could also be an impairment of the quality of the potable water to a degree that does not create a hazard to the public health but that does adversely and unreasonably affect the aesthetic qualities of such potable waters for domestic use.
POTABLE WATER SUPPLY
A waterworks or water system, including source or sources, treatment, storage, transmission and distribution facilities, resulting in a water supply that is safe for consumption and use by the public.
PREMISES
The property or areas, including improvements thereon, to which water service is or will be provided through water lines of the control authority on which the property abuts.
PRESSURIZED SYSTEM
A grinder pump or grinder pumps and the associated force mains, pressurized laterals and/or additional equipment associated therewith.
[Added 2-16-2016 by Ord. No. 2016-03]
PRETREATMENT or TREATMENT
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 or in lieu of discharging or otherwise introducing such pollutants into a POTW. The reduction, elimination or alteration can be obtained by physical, chemical or biological processes, process changes or other means except as prohibited by 40 CFR 403.6(d).
PRETREATMENT STANDARDS OR REQUIREMENTS
Any substantive or procedural requirement related to pretreatment, including but not limited to those requirements found in the Clean Water Act, the General Pretreatment Regulations (40 CFR 403), the National Categorical Pretreatment Standards, the Resource Conservation and Recovery Act (42 U.S.C. § 6901 et seq.) and the Solid Waste Management Act (35 P.S. § 6018.101 et seq.) as they relate to the proper disposal of pretreatment sludges, any control authority regulations and any order issued under those regulations, the industrial user's wastewater discharge permit and any other federal, state or local law or regulation which regulates discharges to the POTW.
PROCESS WASTEWATER
Any water which, during manufacturing or processing, comes into direct contact with or results from the production or use of any raw material, intermediate product, finished product, by-product or waste product.
PROPERTY ACCESSIBLE TO THE SANITARY SEWER SYSTEM AND WATER SUPPLY SYSTEM
Property improved with an occupied building which is within 150 feet of such system.
PROPERTY OWNER
Any person vested with ownership, legal or equitable, sole or partial, of any property located in the Township.
[Added 2-16-2016 by Ord. No. 2016-03]
PUBLICLY OWNED TREATMENT WORKS (POTW)
A treatment works, as defined by Section 212 of the Act (33 U.S.C. § 1292), which is owned by a control authority, including any devices and systems used in the storage, treatment, recycling or reclamation of municipal sewage and industrial waste. This definition includes any sewers that convey wastewater to the POTW treatment plant, but does not include pipes, sewers or other conveyances not connected to a facility providing treatment. For the purposes of this chapter, POTW shall also include any sewers that convey wastewaters to the POTW from persons outside the Township who are, by contract or agreement with a control authority, users of the control authority's POTW.
PUBLIC SEWER
A common sewer directly controlled by public authority.
SANITARY SEWAGE
Sewage discharged from the sanitary conveniences of dwellings (including apartments and hotels), office buildings, factories and institutions, as distinct from industrial wastes.
SANITARY COLLECTORS
A piping grid which carries wastewater which excludes storm-, surface and groundwaters which are not admitted.
SEWAGE
Any liquid waste containing animal or vegetable matter in suspension or solution, including liquids containing chemicals in solution, any substance that contains any of the waste products or excrement or other discharge from the bodies of human beings and/or processing wastewater, and/or any noxious or deleterious substance being harmful or inimical to the public health, or to animal or aquatic life or to the use of water for domestic water supply or for recreation or any substance which constitutes pollution under the Clean Streams Law (35 P.S. §§ 691.1 through 691.1001).
[Amended 12-5-2016 by Ord. No. 2016-06]
SEWAGE HAULER
A company which has the capabilities to pump, haul, and properly dispose of holding tank sewage in a DEP-permitted sewage treatment plant and has any required permits.
[Added 12-5-2016 by Ord. No. 2016-06]
SEWAGE MANAGEMENT PROGRAM
A program authorized by the official action of a municipality for the administration, management and regulation of the disposal of sewage and meeting the requirement of DEP pursuant to Subchapter E, Chapter 71, Title 25.
SEWER
A pipe or conduit for transferring wastewater.
SEWER SYSTEM
The public sanitary sewer collection system, together with appurtenant facilities, and any improvements, additions or extensions that hereafter may be acquired or made by the Township of any part or parts of any or all thereof.
SEWAGE TREATMENT PLANT
Any arrangement of physical modules and structures for renovating solvable and suspended fraction of nutrients found in wastewater used for treating sewage.
SEWAGE WORKS
All facilities for retaining, pumping, treating and disposing of sewage.
SIGNIFICANT INDUSTRIAL USER
Includes the following: any industrial user subject to any National Categorical Pretreatment Standard; or any industrial user that 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) or contributes a process waste stream which makes up 5% or more of the average dry weather hydraulic or organic capacity of the POTW treatment plant; or any industrial user that is found by the control authority, DEP or EPA to have a reasonable potential, either alone or in conjunction with other discharges, to adversely affect the POTW, the collector system, the solid waste by-products of the POTW or air emissions from the POTW.
SOLID WASTE BY-PRODUCTS
Materials related to POTW operations which include but are not limited to grit, scum, screenings, incinerator ash, sludges and dredge spoils.
SPILL or SLUG DISCHARGE
Any discharge of a nonroutine, episodic nature, including but not limited to an accidental spill or noncustomary batch discharge, or any discharge at a flow rate or concentration which could cause a violation of the prohibited discharge standards found in of this chapter.
STANDARD INDUSTRIAL CLASSIFICATION (SIC)
A classification pursuant to the Standard Industrial Classification Manual issued by the Executive Office of the President, Office of Management and Budget, 1972, as amended.
STATE
The Commonwealth of Pennsylvania.
STORMWATER
Any flow occurring during or following any form of natural precipitation and resulting therefrom.
STORM SEWER or STORM DRAIN
A sewer which carries rainwater, surface waters, condensate, cooling water or similar liquid wastes, but excludes sewage and polluted industrial wastes.
STREAM DISCHARGE SYSTEM
Any system discharging to a stream after treatment.
SURFACE WATER
Water derived from the surface of the earth, such as streams, ponds, lakes or reservoirs.
SUSPENDED SOLIDS
Solids that maintain their suspension in wastewater or other liquids and which are largely removable by agglomeration and absorption by settling. There are two general types of suspended solids particle dispersions in wastewater. When water is the solvent these are called the hydrophobic or water-hating and the other is hydrophilic or water-loving colloids. Such solids remain after the required settling period and recorded concentration is in mg/l.
TOFA
The Township of Falls Authority, as presently or hereafter constituted, which has been created by the Township Board of Supervisors and which exists and is organized pursuant to the Municipality Authorities Act, 53 Pa.C.S.A. § 5601 et seq.
[Amended 2-16-2016 by Ord. No. 2016-03]
TOWNSHIP
Township of Falls, Bucks County, Pennsylvania.
TOWNSHIP ENGINEER
The Township Engineer appointed by the Board of Supervisors or any duly authorized deputy, assistant or representative of such Township Engineer.
TOXIC POLLUTANT
Any pollutant or combination of pollutants listed as toxic pursuant to Pennsylvania Statutes and Rules, Section 307(a) of the Act or other federal statutes.
TREATMENT TANK
A watertight tank designed to retain sewage long enough for satisfactory bacterial decomposition of the solids to take place; the term includes the following:
(1) 
SEPTIC TANKA treatment tank that provides for decomposition of sewage prior to its discharge to an absorption area.
(2) 
AEROBIC SEWAGE TREATMENT TANKA mechanically aerated treatment tank that provides aerobic biochemical stabilization of sewage prior to its discharge to a stream or absorption area.
WASTEWATER
The liquid and water-carried industrial or domestic wastes from dwellings, commercial buildings, industrial facilities and institutions, whether treated or untreated.
WASTEWATER DISCHARGE PERMIT
As set forth in this chapter.
WATER
The water produced and distributed by the water supply system.
WATERCOURSE
A channel in which a flow of water occurs, either continuously or intermittently.
WATER MANAGEMENT PROGRAM
A program authorized by the official action of a control authority for the administration, management and regulation of the distribution of water meeting the requirements of DEP.
WATERS OF THE COMMONWEALTH
All streams, lakes, ponds, marshes, watercourses, waterways, wells, springs, reservoirs, aquifers, irrigation systems, drainage systems and all other bodies or accumulations of water, surface or underground, natural or artificial, public or private, which are contained within, flow through or border upon the commonwealth or any portion thereof.
WATER SYSTEM
The public water supply distribution system, together with appurtenant facilities, and any improvements, additions or extensions that hereafter may be acquired or made by the control authority of any part or parts of any or all thereof.
B. 
Usage. "Shall" is mandatory; "may" is permissive.
C. 
Other definitions. All other words and terms, when used in this chapter, shall have the meanings set forth in Title 25 of the Pennsylvania Department of Environmental Protection (DEP) regulations, unless the context clearly indicates otherwise.
D. 
Abbreviations. The following abbreviations shall have the designated meanings:
BOD
Biochemical oxygen demand. The quantity of oxygen utilized in the biochemical oxidation of organic matter under standard laboratory procedure for five days at 20° C., expressed in terms of weight and concentration [milligrams per liter (mg/l)].
CERCLA
Comprehensive Environmental Response, Compensation and Liability Act (42 U.S.C. § 9601 et seq., as amended)
CFR
Code of Federal Regulations.
COD
Chemical oxygen demand.
DEP
Pennsylvania Department of Environmental Protection.
EPA
United States Environmental Protection Agency.
l
Liter.
LBCJMA
The Lower Bucks County Joint Municipal Authority, as presently constituted, or its successors or assigns.
mg
Milligrams.
mg/l
Milligrams per liter.
NPDES
National Pollutant Discharge Elimination System.
NPDES permit
A permit issued pursuant to the Act.
POTW
Publicly owned treatment works.
RCRA
Resource Conservation and Recovery Act (42 U.S.C. § 6901 et seq.).
SIC
Standard industrial classification.
SIU
Significant industrial user.
SWDA
Solid Waste Disposal Act (42 U.S.C. § 6901 et seq.).
TSS
Total suspended solids.
USC
United States Code.