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HomeMy WebLinkAbout1118 Grease InterceptORDINANCE NO. 1118 AMENDING AN ORDINANCE OF THE CITY COUNCIL OF THE CITY OF UKIAH DIVISION CODE, CITY ENTITLED: GREASE INTERCEPTORS, INSTALLATION AND DISPOSAL OF WASTE The City Council of the City of Ukiah hereby ordains as follows: SECTION ONE. Article 17 of Chapter 2, Division 4 of the Ukiah City Code is hereby amended to read as follows: §379813: SPECIALIZED DEFINITIONS: (a) Unless a provision explicitly states otherwise, terms and phrases as defined in Section 3701 of this Code shall apply to the extent that they are not in conflict with the provisions of this Article. (b) "Director" shall mean the Director of the Public Works Department or another person designated by the City Manager. (c) "Fats" shall mean substances that are primarily fatty acid esters of the alcohol glycerol, also called acylglycerols, neutral fats or glycerides. They are the major components of depot, or storage, fats in plant and animal cells, especially in the adipose (or fat) cells of vertebrates. This term may include any synthesized substance of a like nature. (d) "Food service facility" shall mean those establishments primarily engaged in activities of preparing, serving, or otherwise making foodstuffs available for consumption by the public. Examples of such facilities include a restaurant, commercial kitchen, caterer, hotel, school, hospital, prison, correctional facility, and-care institution. These establishments use one or more of the following food preparation activities: cooking by frying (all methods), baking (all methods), grilling, sauteing, rotisserie cooking, broiling (all methods), boiling, blanching, roasting, toasting, or poaching. Also included are infrared heating, searing, barbecuing, and any other food preparation activity that produces a hot, non-drinkable food product in or on a receptacle that requires washing. (e) "Grease" shall mean fats, waxes, free fatty acids, calcium and magnesium soaps, mineral oils and certain other non-fatty material from animal or vegetable sources, or from hydrocarbons of petroleum origins, commonly found in wastewater from food preparation and food service. Grease may originate from, but not be limited to, discharges from scullery sinks, pot and pan sinks, dishwashing machines, soup kettles and floor drains located in areas where grease-containing materials may exist. (f) "Grease interceptor" or "interceptor" shall mean a structure or device designed for the purpose of removing and preventing fats, oils, and grease from entering the sanitary sewer collection system. These devices are often belowground units in outside areas and are built as two or three chamber baffled tanks. (g) "Grease Trap" shall mean a device for separating and retaining waterborne greases and grease complexes prior to the wastewater exiting the trap and entering the sanitary sewer collection and treatment system. Such traps are typically compact under- the-sink units that are near food preparation areas. (h) "Inspector" shall mean the City of Ukiah Environmental Compliance Inspector, under the instruction and supervision of the City of Ukiah Director of Public Works, who is assigned to investigate compliance and detect violations of this Ordinance and shall also mean City of Ukiah Building Inspector, who under the supervision of the Building Official of the City of Ukiah, is assigned to inspect construction projects within the City of Ukiah limits to ensure compliance with City of Ukiah building ordinances and other relevant building ordinances.- (i) "Minimum Design Capability" shall mean the design features of a Grease Interceptor and its ability or volume required to effectively intercept and retain greases from grease-laden wastewaters discharged to the public sanitary sewer. purposes of this ordinance, the terms "sanitary sewer system" and "POTW" may be used interchangeably. (k) "User" shall mean any person who contributes, causes or permits the contribution or discharge of wastewater into sewers within the City of Ukiah's boundaries, including persons who contribute such wastewater from mobile sources, such as those who discharge hauled wastewater. §3798C- APPLICABILITY AND PROHIBITIONS: (a) This ordinance shall apply to all non-domestic users of the Publicly Owned Treatment Works (POTW), as defined in Section 3798B 0) of this Article. (b) Grease Traps or Grease Interceptors shall not be required for residential users. (d) No User may intentionally or unintentionally allow the direct or indirect discharge of any petroleum oil, non-biodegradable cutting oil, mineral oil, or any Fats, oils, or Greases of animal or vegetable origin into the POTW system in such amounts as to cause interference with the collection and treatment system, or as to cause pollutants to pass through the treatment works into the environment. §3798D: COMPLIANCE DATE: (a) On or after the effective date of the ordinance enacting these amendments to this Article, an existing facility shall be required to install an approved, adequately sized, and properly operated and maintained Grease Interceptor when any of the following conditions exist: 1. It is found to be contributing Grease in quantities sufficient to cause sanitary sewer line stoppages or necessitate increased maintenance on the sanitary sewer collection system in order to keep main line stoppages from occurring. 2. It is remodeling the food preparation or kitchen waste plumbing facilities in such a manner to be subject to a permit issued by the Department of Planning and Building. (b) Existing facilities required by this or other applicable ordinance to maintain a Grease Interceptor presently equipped with an undersized or improper Grease Interceptor shall, within thirty-six (36) months of the effective date of this ordinance install an adequately sized Grease Interceptor in accordance with the specifications of this Article. (c) Existing facilities required by this or other applicable ordinances to maintain a Grease Interceptor that are not currently equipped with a Grease Interceptor shall, within eighteen (18) months of the effective date of the amendments to this Article, install an appropriate and adequately sized Grease Interceptor in accordance with the specifications of this Article. (d) New facilities required by this or other applicable ordinances to maintain a Grease Interceptor shall install such a unit prior to commencement of discharge to the POTW. (e) Any requests for extensions to installation dates must be made in writing to the Director, at least thirty (30) days in advance of the compliance date. The written request shall include the reasons for the grease generator's failure or inability to comply with the compliance date set forth, the additional time needed to complete the remaining work, and the steps to be taken to avoid future delays. The Director shall determine the date for compliance. Requests based solely on monetary considerations will not be approved. h users. (b) None of the following agents shall be placed directly into a Grease Interceptor, or into any drain that leads to the interceptor: 1. Emulsifiers, de-emulsifiers, surface active agents, enzymes, degreasers, or any type of product that will liquefy Grease Interceptor wastes, 2. Any substance that may cause excessive foaming in the PO , or 3. Any substance capable of passing the solid or semi-solid contents of the Grease Interceptor to the POTW. (c) The influent to Grease Interceptors or Grease Traps shall not exceed 140 degrees Fahrenheit (140° F). (d) Toilets, urinals, and other similar fixtures shall not discharge through a Grease Interceptor. (e) No food waste disposal unit or dishwasher shall be connected to or discharge into any Grease Interceptor or Grease Trap. 4. Violates conditions of the permit. (i) All permittees shall engage in Best Management Practices, as outlined in documentation provided to the permittee by the Director with the Grease Interceptor Permit application. §3798G: GREASE INTERCEPTOR PERMIT REQUIREMENTS: (a) Any new Food Service Facility discharging Grease, oil or other objectionable material is subject to Grease Interceptor requirements. All such facilities must obtain prior approval from the Director for Grease Interceptor sizing prior to or when submitting plans for a building permit. (b) Existing facilities with planned modification in plumbing improvements that are connected to or will be connected to a Grease Interceptor (as required by the adopted edition of the California Plumbing Code) with a building permit valuation of $20,000 or more will be required to include plans to comply with the Grease Interceptor requirements. (c) Maintenance records on interceptor cleaning and pumping must be maintained for three (3) years and must be available for inspection on the premises. (d) Grease Interceptors required under this ordinance shall be installed outdoors unless the Director authorizes the installation of an indoor Grease Interceptor/Trap or other alternative pretreatment technology and determines that the installation of a Grease Interceptor would not be feasible. (e) All existing facilities, determined by the Director, to have a reasonable potential to adversely impact the sewer collection system will be notified of their obligation to install a Grease Interceptor within the specified period set forth in the notification letter. §3 REQUIRED REPORTING: All permitted interceptor waste generators shall, at the time of permit renewal, submit to the Director: (a) Copies of all manifests made by liquid waste transporters servicing their Grease Interceptor during past year; (b) A copy of the Interceptor Maintenance Log; (c) A copy of the Interceptor Service Contract; and (d) Any other information required by the Grease Interceptor Permit, including analysis of the discharge to the PO of such pollutants as the Director may require. §37981: GREASE INTERCEPTOR REQUIREMENTS: (a) Grease Interceptor sizing and installation shall conform to the current edition of the California Plumbing Code. (b) Grease Interceptors shall be constructed in accordance with design approved by the Director and shall have a minimum of two compartments with fittings designed for Grease retention. (c) Grease Interceptors shall be installed at a location where it shall be easily accessible for inspection, cleaning, and removal of intercepted Grease. The Grease Interceptor may not be installed in any part of the building where food is handled. Location of the Grease Interceptor must meet the approval of the Director. (d) All such Grease Interceptors shall be serviced and emptied of accumulated waste content as required in order to maintain Minimum Design Capability or effective volume. These devices should be inspected at least, monthly. Users who are required to maintain a Grease Interceptor shall: i. Provide for a minimum hydraulic retention time in accordance with the California Plumbing Code. ii. Remove any accumulated Grease cap and sludge pocket as required. iii. Grease Interceptors shall be kept free of inorganic solid materials such as grit, rocks, gravel, sand, eating utensils, cigarettes, shells, towels, rags, etc., which could settle into this pocket and thereby reduce the effective volume of the device. i Location of sewer main and easements in relation to available exterior space; ii General information about existing plumbing at the site. Code. (b) Grease Traps sizing and installation shall conform to the California Plumbing (c) Grease Traps shall be maintained in efficient operating conditions by periodic removal of the accumulated Grease. No such collected Grease shall be introduced into any drainage piping, or public or private sewer. (d) No food waste disposal unit or dishwasher shall be connected to or discharge into any Grease Trap. (e) Wastewater in excess of 140 degrees Fahrenheit shall not be discharged into a Grease Trap. (b) No person, and/or facility shall discharge Grease to the PO , except as expressly authorized by this Article. If such discharge occurs, the person or facility shall be considered in violation of this Article and subject to the remedies described herein. This includes non-permitted facilities. (c) In addition to prohibiting certain conduct by natural persons, it is the intent of this Article to hold a corporation, association, LLC, LLP, or other entity or organization legally responsible for prohibited conduct performed by an agent acting on behalf of such an entity and within the scope of his office or employment. (d) The City may recover the fees and costs imposed by this Section in a civil action and may pursue any other remedy available at law or inequity to address a violation of this Article or to enforce compliance with it. ® ENFORCEMENT: (b) Minor Violation - Any person violating any of the provisions of this Article shall be to a subject to a written warning for the first violation, a $500 civil penalty for the second violation, a $1,000 civil penalty for the third violation, a $2,000 civil penalty for the fourth violation, and an additional $500 civil penalty for each subsequent violation (e.g., $3,000 for a fifth violation, $3,500 for a sixth violation.) within a two- year period. A fifth or subsequent violation within a two year period may result in termination of service. {c} Major Violation - If the City through the Director or his designee determines that a User is responsible for a blockage of a collection system line: iii For the third within a two-year period, a Notice of Violation shall be issued with a penalty of no less than $2,500.00 per violation plus the cost of the removal of the blockage and termination of sewer service. §37980. APPEAL PROCESS: (a) The City Council of the City of Ukiah shall hear and decide appeals when it is alleged there is an error in any requirement, decision or determination made by the Inspector or Director in the enforcement or administration of this ordinance. (b) Appeals shall be made in writing to the Director not more than thirty (30) from the date the appealing party received notice of the disputed decision which shall be heard by the City Council at a regular meeting held not less than thirty (30) days from the date the appeal is filed with the Director. The appealing party shall receive notice of the date and time of the hearing not less than twenty (20) days before the matter is heard by the City Council. The City Council shall receive evidence and argument from the appellant and the Director and may uphold, reverse or modify the decision or determination appealed from. The decision of the City Council shall be final for the City. §3 AUTHORIZATION: The Director is authorized to promulgate such rules and regulations as shall be reasonable and necessary to carry out the provisions of this Article according to its terms and intent. § : If any part or parts of this Article shall be held to be invalid, such invalidity shall not affect the remaining parts of this Article. The City Council declares that it would have passed the remaining parts of this Article, if it had known that such part or parts thereof would be declared invalid. SECTION This Ordinance shall become effective thirty (30) days after adoption. Introduced by title only on August 19, 2009, by the following roll call vote: ATTEST: ,Anne Currie, City Clerk