Unless the context specifically indicates otherwise, the following terms and phrases, as used in this article, shall have the meanings hereinafter designated. Words in the present tense include the future. The singular number includes the plural number. The plural number includes the singular number. The word "shall" is mandatory, while the word "may" is permissive.
The Federal Water Pollution Control Act, as amended, also known as the "Clean Water Act."
The Administrator or the Regional Administrator of the EPA.
An authorized representative of a user is:
A principal executive officer of at least the level of vice president, if the user is a corporation.
A general partner or proprietor if the user is a partnership or proprietorship, respectively.
A principal executive officer or a person having responsibility for the overall operation of the user's facility if the user is a governmental agency, unincorporated organization or other similar entity.
A duly authorized representative of the individual designated in Subsections A through C above if: the authorization is made in writing by the individual described in Subsection A or B; the authorization specifies either an individual or a position having overall responsibility for the overall operation of the facility from which the industrial discharge originates, such as the position of plant manager, or a position of equivalent responsibility, or having overall responsibility for environmental matters for the company; and the written authorization is submitted to DARA.
The wastewater discharge volume from the most recent calendar quarter divided by the number of calendar days in that quarter.
Schedules of activities, prohibitions and practices, maintenance procedures, and other management practices to implement the prohibitions listed in 40 CFR § 403.5(a)(1) and (b). BMPs also 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.
[Added 8-1-2007 by Ord. No. 2007-09]
The quantity of oxygen, expressed in milligrams per liter (mg/l), utilized in the biochemical oxidation of organic matter under standard laboratory procedure in five days at 20° C. The standard laboratory procedure shall be found in the latest edition of Standard Methods for the Examination of Water and Sewage, published by the American Public Health Association.
The intentional diversion of waste streams from any portion of an industrial user's facility for pretreatment.
Any industry subject to pretreatment standards as specified in 40 CFR, Chapter I, Subchapter N, establishing quantities or concentrations of pollutants or pollutant properties which may be discharged or introduced to a treatment plant by existing or new industrial users in specific industrial subcategories.
The National Categorical Pretreatment Standards.
The quantity of oxygen, expressed in mg/l, required to chemically oxidize the organic and inorganic matter in a water or wastewater sample under the standard laboratory procedure. The standard laboratory procedure shall be that in the latest edition of Standard Methods for the Examination of Water and Sewage, published by the American Public Health Association.
BOD, COD, total suspended solids, total kjeldahl nitrogen, total phosphorus and fecal coliform bacteria.
The Downingtown Area Regional Authority, a political subdivision of the Commonwealth of Pennsylvania.
A permit issued by DARA authorizing the discharge of tank truck or hauled waste at the DRWPCC.
The Downingtown Regional Water Pollution Control Center. The facilities in East Caln Township treating wastewater pursuant to the intermunicipal agreement among DARA, the Borough of Downingtown and the Townships of Caln, East Caln, Uwchlan and West Whiteland.
DARA's consulting engineer.
The United States Environmental Protection Agency, including, where appropriate, the Administrator or other duly authorized official of said agency.
The DARA Executive Director.
Solid wastes from the domestic and commercial preparation, cooking and dispensing of food and from the commercial handling, storage and sale of produce.
An individual sample collected over a period of time not exceeding 15 minutes.
Any person discharging industrial wastewater to the sewerage system.
Any water which, during a manufacturing or processing operation, including those regulated under Section 307(b), (c) or (d) of the Act, 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, or any other water contaminated by an industrial process, and distinct from sanitary sewage.
A permit authorizing a person to deposit or discharge industrial wastewater into the sewerage system.
The inhibition or disruption of the DRWPCC processes or operations which contributes to a violation of any requirement of DARA's NPDES permit or a decrease in treatment efficiency. The term includes inhibition or disruption of sewage sludge use or disposal from the DRWPCC in accordance with Section 405 of the Act (33 U.S.C. § 1317) or any criteria, guidelines or regulations developed pursuant to the Solid Waste Disposal Act (SWDA), the Clean Air Act, the Toxic Substances Control Act or more stringent state criteria (including those contained in any state sludge management plan prepared pursuant to Title IV of SWDA) applicable to the method of disposal or use employed by the DRWPCC.
Numerical limitations on the concentration, mass or other characteristics of wastes or pollutants discharged to the sewerage system by industrial users and which are developed by DARA.
The ratio of weight to volume expressing the concentration of a specified component in a wastewater. Also known as "parts per million (ppm)".
Any regulation containing pollutant discharge limits promulgated by the EPA in accordance with Section 307(b) and (c) of the Act (33 U.S.C. § 1317) and which are defined in 40 CFR Chapter I, Subchapter N, Parts 405 through 471.
A permit issued pursuant to Section 402 of the Act (33 U.S.C. § 1342).
Any regulation developed under the authority of 40 CFR 403.5.
Any building, structure, facility or installation for which there is or may be a discharge of pollutants, the construction of which commenced after the publication of proposed categorical standards under Section 307(c) of the Act which will be applicable to such source if such categorical standards are thereafter promulgated in accordance with that section. Determination of the applicability of new source standards shall be made as provided in the Act and 40 CFR 403.3.
Any person vested with ownership, legal or equitable, sole or partial, of any property, or his agent.
Discharge through the DRWPCC which exists in quantities or concentrations, alone or with discharges from other sources, which causes a violation of any condition of DARA's NPDES permit.
The Department of Environmental Protection of the Commonwealth of Pennsylvania, or any department or agency of the commonwealth succeeding to the existing jurisdiction or responsibility of the Department of Environmental Protection.
Any individual, firm, company, partnership, corporation, association, group or society, including the state and agencies, districts, commissions and political subdivisions created by or pursuant to state law and federal agencies, departments or instrumentalities thereof.
The logarithm of the reciprocal of the hydrogen ion concentration expressed as moles per liter.
Any dredged spoil, solid waste, incinerator residue, sewage, sewage sludge, garbage, 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.
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 the sewerage system. The reduction or alteration may be obtained by physical, chemical or biological processes, process changes or by other means, except as prohibited by 40 CFR 403.6(d).
Any substantive or procedural requirement related to pretreatment, other than a national categorical pretreatment standard, imposed on an industrial user.
Any regulation containing pollutant discharge limits promulgated by the EPA in accordance with Section 307(b) and (c) of the Act which applies to industrial users. This term includes national categorical pretreatment standards, prohibited discharge limits and local discharge limits.
Registered professional engineer skilled in the field of wastewater treatment.
The normal waterborne waste from a household, and toilet wastes from residences, business buildings, institutions, commercial and industrial establishments.
The DRWPCC and any pipe, conduit or other equipment which carries wastewater to the DRWPCC.
Any permitted industrial user; any user subject to national categorical pretreatment standards; any user with discharges of 10,000 gallons or more per day of industrial wastewater; or any user who contributes a waste stream which makes up 5% or more of the dry weather compatible pollutant capacity of the DRWPCC; or has a reasonable potential as determined by DARA or the EPA to adversely affect the DRWPCC by interference, pass-through pollutants or sludge contaminations to endanger the collection system and DRWPCC personnel or violate any applicable pretreatment standards.
[Amended 8-1-2007 by Ord. No. 2007-09]
An industrial user is in significant noncompliance if its violations meet one or more of the following criteria:
Chronic violations of wastewater discharge limits, defined as those in which 66% or more of all the measurements taken during a six-month period exceed (by any magnitude) the daily maximum limit or the average limit for the same parameter measured;
Technical Review Criteria (TRC) violations, defined as those violations in which 33% or more of all of the measurements for each parameter measured taken during a six-month period equal or exceed the product of the daily average maximum limit or the average limit times the applicable TRC multiplier (TRC multiplier equals 1.4 for BOD and TSS, and 1.2 for all other pollutants with numerical limits, except pH);
Any other violation of a pretreatment standard or requirement (daily maximum or longer-term average) that DARA determines has caused, alone or in combination with other discharges, an interference or pass-through at the DRWPCC;
Any discharge of a pollutant that has caused imminent endangerment to the health of DRWPCC personnel, the environment or the general public or has resulted in DARA exercising any emergency authority to halt or prevent such a discharge;
Failure to meet, within 90 days after the scheduled date, a compliance schedule date or a compliance schedule milestone contained in the user's industrial waste discharge permit or enforcement action for starting construction, completing construction or attaining final compliance;
Failure to provide, within 30 days after the due date, required reports such as baseline monitoring reports, ninety-day compliance reports, periodic self-monitoring reports and reports on compliance with a compliance schedule;
Failure to accurately report incidents of noncompliance; or
Any other violation or group of violations that DARA determines will adversely affect the overall implementation of its industrial pretreatment program.
Any discharge of wastewater of a nonroutine or episodic nature, including but not limited to an accidental spill or noncustomary batch discharge at a flow rate or concentration that may cause a violation of any pretreatment requirement or pretreatment standard set forth in this article.
A report prepared by an industrial user and provided to DARA in accordance with this resolution which details the existing and proposed facility plans and operating procedures to be followed by that user in the event of a slug load.
A classification pursuant to the latest Standard Industrial Classification Manual issued by the Executive Office of the President, Office of Management and Budget.
The latest edition of Standard Methods for the Examination of Water and Wastewater, a manual published by the American Public Health Association specifying analytical procedures for testing and analysis of wastewater.
The Commonwealth of Pennsylvania.
Any flow occurring during or following any form of natural precipitation and resulting exclusively therefrom.
An additional charge for the treatment of extra-strength wastewater in excess of the basic charge for treatment of wastewater.
The sum of the organic nitrogen and ammonia nitrogen present in wastewater, as measured by standard laboratory procedure as described in standard methods.
The total suspended matter that either floats on the surface of, or is in suspension in, water or wastewater and is removable by laboratory filtration as prescribed in standard methods.
A sample that is collected over time, formed either by continuous sampling or by mixing discrete samples collected at regular intervals not exceeding one hour, during a twenty-four-hour time span. The sample may be composited either as a time composite sample (composed of discrete sample aliquots collected in one container at constant time intervals providing representative samples irrespective of discharge flow) or as a flow proportional composite sample (collected either as a constant sample volume at time intervals proportional to stream flow or collected by increasing the volume of each aliquot as the flow increases while maintaining a constant time interval between aliquots).
Any person who contributes wastewater into the sewerage system.
The combined flow of sanitary sewage and industrial wastewater, together with such quantities of infiltration and inflow as may be present.