Ordinance 2007-1510 - Laserfiche WebLink

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Categorical industry means one of the industries for which the EP A has established or is in the process of establishing categorical pretreatment standards. Categorical pretreatment standard means any specifying quantities or concentrations of pollutants or pollutant properties which may be discharged to a POTW by existing or new industrial users in specific industrial subcategories will be established as separate regulations under the appropriate subpart of 40 CFR chapter I, subchapter N. Parts 405-471. Chemical oxygen demand means the oxygen equivalent of that portion of organic matter in a wastewater sample that is susceptible to oxidation by a strong chemical oxidant, expressed in terms of weight and concentration (mg/l). City means the City of Louisville, the city council of Louisville, or a person designated by the city council to act for the city. CFR means Code of Federal Regulations, a codification of the general and permanent rules published in the Federal Register by the executive departments and agency of the federal government. Compliance schedule means any schedule for meeting a compliance deadline required by city, state or U.S.E.P.A. Composite sample means a representative flow-proportioned or time-proportioned sample, collected within a 24-hour period composed of a minimum of four individual samples collected at equally spaced intervals and combined according to flow or time or as modified by the approving authority. Conventional pollutant means biochemical oxygen demand, total suspended solid, pH, fecal coliform bacteria, oil and grease plus any additional identified in the POTW's NPDES permit, where the POTW is designed to treat such pollutants, and in fact does treat such pollutants to the degree required by the NPDES permit limitations. Cooling water means 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. Control authority. The term "control authority" shall refer to the director of public works of the city or his designated agent. Critical industry means a user which is a significant user, a categorical industry or which is required to report the storage of hazardous materials pursuant to the requirements of this chapter. This includes both significant and potential contributors. DElily mtlximbll'n means the maximum concentration allov/uble in a discharge during a calendar day. Dailv maximum Umit or dailv maximum means the maximum allowable dischan!e of pollutant durin2 a calendar day. Where daily maximum limitations are expressed in units of mass. the daily dischar2e is the total mass dischar2ed over the course 3