28 - Article III Chapter 34 Wastewater Discharge and Disposal Revisions

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(d) The individuals described in subsections (a) through (c) may designate another authorized representative if the authorization is in writing, the authorization specifies the individual or position responsible for the overall operation of the facility from which the discharge originates or having overall responsibility for environmental matters for the company, and the written authorization is submitted to the city environmental services division. (e) If an authorization under subsection (d) is no longer accurate because a different individual or position has responsibility for the overall operation of the facility, or overall responsibility for environmental matters for the company, a new authorization must be submitted to the city environmental services division prior to, or together with, any reports to be signed by the authorized representative. Best Management Practices (BMPs). Schedules of activities, prohibition of practices, maintenance procedures and other management practices to implement the prohibitions listed in Sec. 34-104 (General Prohibitions) and Sec. 34-105 (Specific Prohibitions) of this article. BMPs 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. BMPs also include alternative means of complying with, or in place of certain Categorical Pretreatment Standards and effluent limits. Biochemical oxygen demand (BODs). The quantity of oxygen used in the biochemical oxidation of organic matter under the standard laboratory procedure in five (5) days at twenty (20) degrees Celsius expressed in terms of weight and concentration (milligrams per liter (mg/1)) as set forth in Standard Methods. Boiler blowdown wastewater. Wastewater emitted from a boiler or energy -generating equipment containing chemical residues as a result of the conventional boiler water treatment programs. Building sewer. The extension from the building drain to the public sewer. Bypass. The intentional diversion of waste streams from any portion of a pretreatment facility. 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 Clean Water Act that apply to a specific category of users and that appear in 40 CFR Chapter I, Subchapter N. Categorical Industrial User. Any industrial user subject to a Categorical Pretreatment Standard or categorical standard. Chemical oxygen demand (COD). The measure of the oxygen -consuming capacity of organic and inorganic matter present in the wastewater expressed in mg/1 as the amount of oxygen consumed from a chemical oxidant in a specific test, but not differentiating stable from unstable organic matter and thus not necessarily correlating with biochemical oxygen demand. City. The city or any authorized person acting in its behalf. Page 6 of 45