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HomeMy Public PortalAboutORD16194BILL NO. 2021-069 SPONSORED BY Councilmember Fitzwater ORDINANCE NO. I t1 114 AN ORDINANCE AMENDING CHAPTER 29 (SEWERS AND SEWAGE DISPOSAL) OF THE CODE OF THE CITY OF JEFFERSON, MISSOURI, BY CHANGING DEFINITIONS, ADJUSTING SPECIFIC POLLUTANT LIMITATIONS. BE IT ENACTED BY THE COUNCIL OF THE CITY OF JEFFERSON, MISSOURI, AS FOLLOWS: Section 1. Chapter 29 (Sewers and Sewage Disposal) Sec. 29-1 (Definitions and Abbreviations) is amended as follows: Dental Amalgam. An alloy of elemental mercury and other metals that is used in the practice of dentistry. Dental Dischargers. A facility where the practice of dentistry is preformed including, but not limited to, institutions, permanent or temporary offices, clinics, home offices, and facilities owned and operated b A Federal, state or local governments, that discharges wastewater to a ublicl owned treatment works Significant noncompliance. Applies to all significant industrial users (or any other industrial user that violates C, D, or H hereof) and shall mean: A. violations of wastewater discharge limits, defined here as those in which 66 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 numeric pretreatment standard or requirement, including instantaneous limits, as defined in article III; B. Violations in which 33 percent or more of all of the measurements for each pollutant parameter taken during a six-month period equal or exceed the product of pretreatment standard or requirement including instantaneous limits, as defined by article III multiplied by 1.4 for BOD, TSS, fats, oil and grease, and 1.2 for all other pollutants except pH; C. Any other violation of a pretreatment standard or requirement as defined by article III (daily maximum, long-term average, instantaneous limit, or narrative standard) that the director of public works determines has caused, alone or in combination with other discharges, interference or pass through, including endangering the health of POTW personnel or the general public; D. Any discharge of a pollutant that has caused imminent endangerment to human health, welfare or to the environment or has resulted in the POTW's exercise of its emergency authority to halt or prevent such a discharge; E. Failure to meet, within 90 days after the schedule date, a compliance schedule milestone contained in a local control mechanism or enforcement order for starting construction, completing construction, or attaining final compliance; Editor's note: Deleted language shown thus. Added language shown thus. F. Failure to provide, within 4-5 30 days after the due date, required reports such as baseline monitoring reports, 90 -day compliance reports, periodic self-monitoring reports, and reports on compliance with compliance schedules; G. Failure to accurately report noncompliance; H. Any other violation, which may include a violation of BMPs, or group of violations which the director of public works determines will adversely affect the operation or implementation of the local pretreatment program. Section 2. Sec. 29-94 (Interceptors) is amended as follows: Sec. 29-94. Interceptors. Grease, oil and sand interceptors shall be provided at the user's expense wwn,, in accordance with the Building Code or the opinion of the Director of Public Works, they are necessary for the proper handling of liquid wastes containing grease in excessive amounts or any flammable wastes, sand, and other harmful ingredients except, that such interceptors shall not be required for private living quarters or dwelling units. All interceptors shall be of a type and capacity approved by the Director of Public Works and shall be so located as to be readily accessible for cleaning and inspection. Grease and oil interceptors shall be constructed of impervious materials capable of withstanding abrupt and extreme changes in temperature. They shall be of substantial construction, watertight and equipped with easily removable covers which when butted in place shall be gas-tight and watertight. Where installed,all grease, oil and s^fa inter-ee-pter-s shall be mait4aiaed by the user-, at his or- bef -Idi4ifmottsly effieien4 epefatk)HS. Traps and Interceptors shall have cleaning schedules as frequent as necessary torp event discharge ofrg ease and oil to the sanitary sewers. Owner shall maintain records of cleaning in a manner acceptable to the Director of Public Works. Records shall be maintained for a least one (1) year and shall be made available to City staff during periodic inspections or upon request. (Ord. No. 9979, § 2(32-45.9), 6-6-83; Ord. No. 13301, 11-5-2001) Section 3. Sec. 29-96 (Specific Pollutant Limitations) is amended as follows: Sec. 29-96. Specific pollutant limitations. A. The biochemical oxygen demand (BOD) and the total suspended solids discharged to the City's POTW shall not exceed 450 mg/l. Any discharges(s) in excess of the limit shall enter into an agreement with the City for an exception and/or implementation of an approved pretreatment program. B. No person shall discharge or cause to be discharged wastewater to the POTW containing concentrations in excess of the limitations as set forth for the following substances: Pollutant Daily Maximum (mg/1) Arsenic 0.10 Cadmium 0.50 Editor's note: Deleted language shown thus. Added language shown thus. Chromium 5.0 Copper 5.00 Lead 1.0 Mercury 0.10 Nickel 4.00 Zinc 5.00 Cyanide 1.30 Phenols 0.50 Iron 4-:99- 25 Manganese 1.00 Molybdenum 1.00 Selenium 0.50 Silver 0.50 Benzene 0.05 BTEX 0.75 Surfactant MBAS 100 Oil and grease 1 100 (Ord. No. 9979, § 2(32-46.3), 6-6-83; Ord. No. 10444, § 1, 7-1-85; Ord. 10957, § 2, 11-17-87; Ord. 13198, § 9,5-21-2001; Ord. 14288, § 1, 12-3-2007) Section 4. Sec. 29-101.1 is amended as follows: Sec. 29-101.1. Records, information, etc., from industrial users. A. When required by the Director of Public Works industrial users shall have on file with the City, wastewater information deemed necessary for determination of compliance with this chapter, the City's NPDES permit conditions, and State and federal law. Such information shall be provided by completion of a questionnaire designed and supplied by the Director of Public Works and by supplements thereto as may be necessary. Information requested in the questionnaire and designated by the user as confidential is subject to the conditions of confidentiality as set out in section 29-7. Any industrial user and POTW subject to the reporting requirements established in this chapter shall maintain records of all information resulting from any monitoring activities required by this chapter. Such records shall include for all samples: a) The date, exact place, method, and time of sampling and the names of the person or persons taking the samples; b) The dates analysis were performed; C) Who performed the analysis; d) The analytical techniques/methods use; and e) The results of such analyses. 2. Any industrial user subject to the reporting requirements established in this section shall be required to retain for a minimum of €we three years any records of monitoring activities and results (whether or not such monitoring activities are required by this Chapter) and shall make such records available for inspection Editor's note: Deleted language shown tl*s. Added language shown thus. and copying by the Director of Public Works. This period of retention shall be extended during the course of any unresolved litigation regarding the Industrial User or POTW or when requested by the Director or the Regional Administrator. B. Where a person owns, operates or occupies properties designated as an industrial user at more than one location, separate information submittals shall be made for each location as may be required by the Director of Public Works. C. The Director of Public Works shall implement measures to insure the confidentiality of information provided by a user pursuant to this chapter. D. Existing and new dental dischargers must submit a one-time compliance report for dental amalgam on a form designed and supplied bj the Director of Public Works. (Ord. No. 9979, § 2(32-47.1), 6-6-83; Ord. 13198, § 10, 5-21-2001; Ord: No. 13301, 11-5-2001) Section 5. Section 29-108 is amended as follows: Sec. 29-108. Notification of violation. Whenever the City finds that any user has violated or is violating this chapter, wastewater contribution permit, or any prohibition, limitation of requirements contained herein, the City may serve upon such person a written notice stating the nature of the violation. Within ten days of the date of the notice, a plan for the satisfactory correction thereof shall be submitted to the City by the user. The Wan shall contain a description of the noncompliance and its cause; the period of the noncompliance including exact dates and times, and if the noncompliance has not been corrected, the anticipated time it is expected to continue; and stens taken to reduce, eliminate, andrp event the reoccurrence of the noncompliance. Submission of this plan in no way relieves the user of liability for any violations occurring before or after receipt of the notice of violation. Nothing in this section shall limit the authority of the City to take any action, including emergency action or any other enforcement action, without first issuing a notice of violation. Section 6.This Ordinance shall be in full force and effect from and after the date of its passage and approval. Passed: ►o)J� Imo' � 1 gaz/ Presiding Officer ATTEST: Approved: 5 Mayor Carrie Tergin APPROVED AS TO FORM: } City Att hey Editor's note: Deleted language shown thus. Added language shown thus.