91-095 Ordinance - Laserfiche WebLink

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(71) "Sewage" means the water-carried human, animal and household wastes in public or private drain, and may include ground water infiltration, surface drainage and industrial wastes. (72) "Sewage disposal system" means all facilities for collection, pumping, treating and disposing of sewage and industrial waste, and it includes sewerage, as well as the sewage treatment facilities. This shall not include plumbing inside or in connection with building services or service sewers from a building to the street lateral. (73) "Sewage treatment plant" means an assemblage of devices, structures and equipment for treatment of sewage and industrial waste. (74) "Sewer" means a pipe or conduit for carrying wastewater. (75) "Sewerage" means the system of sewers and appurtenances for the collection, transportation and pumping of sewage and industrial waste. (76) "Sewer service charge" means the charge imposed upon all users receiving services from the City's sewage disposal system in a total amount sufficient to pay the costs of the system. Sewer service charge may consist of a capital charge, a user charge and a surcharge. (77) "Shall" is mandatory; "may" is permissive. (78) "Significant Industrial User means: (a) Except as provided in Part (b) of this section, the term Significant Industrial User includes: (i) All industrial users subject to categorical pretreatment standards; and (ii) Any other industrial user that discharges an average of 25,000 gallons per day or more of process wastewater to the POTW; contributes a process wastestream which makes up five percent or more of the average dry weather hydraulic or organic capacity of the POTW treatment plant; or has a reasonable potential, in the opinion of the Service Director, to adversely affect the POTW's operation or for violating any pretreatment standard or requirement. (b) The Service Director may, at any time, on his own initiative or in response to a petition received from an industrial user, determine that a noncategorical industrial user is not a significant industrial user if the industrial user has no reasonable potential to adversely affect the POTW's operation or for violating any pretreatment standard or requirement. (79) "Significant Noncompliance" or "SNC" means a condition in which an industrial user is, at any time during a twelve month period is in violation of one or more of the following criteria: (a) Chronic violations of wastewater discharge limits, defined here as those in which sixty-six percent or more of all of the measurements taken during a six-month period exceed (by any magnitude) the daily maximum limit or the average limit for the same pollutant parameter. (b) Technical Review Criteria (TRC) violations, defined here as those in which thirty-three percent or more of all of the measurements for each pollutant parameter taken during a six-month period equal or exceed the product of the daily maximum limit or the average limit multiplied by the applicable TRC (TRC=1.4 for BOD, TSS, fats, oil and grease, and 1.2 for all other pollutants except pH). - 15 -