BC 1984 03 05 - Laserfiche WebLink

Home Browse Search

514 (22) Any waters or wastes containing suspended solids of such character and quality that unusual attention or expense is required to handle such materials at the waste treatment plant. (23) Any waters or wastes which, in concentration of any given constituent of in quantity of flow, exceeds for any period of duration longer than fifteen (15) minutes more than five (5) times the average twenty-four (24) hour concentrations or flows during normal operation. (24) Any water or wastes having an objectionable color which is not sufficiently removable in the existing sewage treatment plant process to pass receiving stream standards. (b) Limitations on Wastewater Discharges. No person shall discharge or convey, or permit or allow to be discharged or conveyed, to a public sewer any wastewater containing pollutants of such character or quantity that will: (1) Not be susceptible to treatment or interfere with the process or efficiency of the treatment system. (2) Constitute a hazard to human or animal life, or to the stream or water course receiving the treatment plant effluent. (3) Violate pretreatment standards, as promulgated by the United States Environmental Protection Agency in 40 CFR, Parts 403 and 128, the State of North Carolina, or the City of Concord, North Carolina, or the County of Cabarrus, North Carolina. (4) Cause the treatment plant to violate its NPDES permit or applicable receiving water standards. (C) Special Agreements. Nothing in this section shall be construed as preventing any special agreement or arrangement between the Board and any user of the wastewater treatment system whereby wastewater of unusual strength or character is accepted into the system and specially treated subject to any payments or user charges as may be applicable. (d) No person shall discharge or cause to be discharged any storm water, surface water, ground water, roof runoff, or subsurface drainage into any sanitary sewer. No person shall connect, or cause to be connected, to the sanitary sewer system any pipe or conduit which will allow the discharge of the aforelisted inflow source into the sanitary sewer system. Section III - Permissive Use of Public Sewers for Industrial Waste (a) Any person who shall hereafter discharge any industrial wastes into the County's sanitary sewers or who desires to discharge any i~dustrial wastes into such sewers and thereby into the regional waste- water treatment plant shall make application to the Director. Applications shall be in compliance with the Sewer Ordinance of the City of Concord and all applicable state and Federal laws. The person proposing to discharge industrial wastes into the County's sewers shall provide the County Manager with a copy of an approved permit and plans and specifi- cations for all proposed work for approval by the County. (b) Control Manhole. Any person discharging industrial wastes into the County's sanitary sewer shall construct and maintain a suitable control manhole to facilitate observation, measurements and sampling of all wastes including domestic sewage from the industry. The control manhole shall be constructed downstream from any treatment, storage or other approved works at a suitable and satisfactory location and built in a manner approved by the County. (c) Measuring Device. ~here a storage tank is not required, the control manhole shall be equipped with a permanent type volume measuring device such as a measuring flume, or other device approved by the County. The manhole shall be installed by the person discharging the wastes at his own expense and shall be 'maintained by him so as to be safe, accessible and in proper operating condition at all times. (d) Plans. Plans for the construction of said storage tank, control manhole and controlling devices shall be approved by the County prior to the beginning of construction. (e) Any water or wastes discharged by any person, which have the following characteristics, may be admitted into the sanitary sewers after the adoption of this Ordinance when such discharge is approved, in writing by the City. (1) A BOD greater than 300 mg/1 (2) or containing COD of more than 700 mg/1; (3) or containing suspended solids of more than 300 mg/1; (4) or containing ammonia of more than 15 mg/1; (5) or having other characteristics prohibited in Section 3.