(a) 
This article sets forth uniform requirements for users of the city’s wastewater system and enables the city to comply with all applicable state and federal laws, including the Clean Water Act (33 United States Code sec. 1251 et seq.) and the general pretreatment regulations (40 Code of Federal Regulations part 403). The objectives of this article are:
(1) 
To prevent the introduction of pollutants into the city’s wastewater system; and
(2) 
To prevent the introduction and subsequent pass through into the environment of inadequately treated pollutants.
(b) 
This article shall apply to all users of the city’s wastewater system. This article provides for monitoring, compliance and enforcement activities and establishes administrative review procedures.
(Ordinance 2020-03 adopted 5/12/20)
(a) 
Grease traps, interceptors, separators or holding tanks shall be provided for the proper handling of wastes containing grease, oil, sand and other harmful pollutants which may interfere with the operation and maintenance of the city’s wastewater system.
(b) 
All vehicle and equipment wash areas shall be equipped with interceptors and oil separators for the removal of oils, grease, sand and other solids. The design and installation of such devices shall be subject to review and approval by the city.
(c) 
It shall be the responsibility of the user to furnish, operate and maintain such pretreatment devices as necessary to produce an effluent in compliance with this article and any and all applicable state and federal laws.
(d) 
Holding tanks shall be provided for waste oils and other objectionable waste that is prohibited from being discharged into the city’s wastewater system. Such holding tanks shall be constructed to prevent leakage and shall be equipped with secondary containment to prevent spills during operation and cleaning. Such tanks shall be maintained to preclude odor and other nuisances and shall not be connected to the city’s wastewater system or in any other way allowed to be discharged to the city’s wastewater system.
(Ordinance 2020-03 adopted 5/12/20)
(a) 
Specifications outlined in this section shall be considered minimum requirements only. It shall be the responsibility of each user to have a grease trap, interceptor or separator designed, installed and maintained that will produce an effluent in compliance with the requirements of this article and any and all applicable state and federal laws.
(1) 
Grease traps, interceptors and separators shall meet or exceed the more stringent of specifications and requirements set forth in this article and/or other applicable state or federal requirements.
(2) 
A grease trap, interceptor or separator in existence as of the date this article is passed which is upgraded or replaced shall meet or exceed the specifications set forth in this article and other applicable state or federal requirements.
(b) 
Grease traps, interceptors and separators shall be constructed of impervious materials capable of withstanding abrupt and extreme changes in temperature and capable of withstanding the volume load where installed.
(c) 
Grease traps, interceptors and separators shall be located so as to be readily and easily accessible for cleaning and inspection and shall be equipped with easily removable covers.
(d) 
Where a grease trap, interceptor or separator is located inside a vehicle and/or equipment wash bay, the first chamber shall be preceded by a grated catchbasin with openings not greater than one-half (1/2) inch in diameter or shall be equipped with a grated cover with openings not greater than one-half (1/2) inch in diameter so that no solid material greater than one-half (1/2) inch diameter may enter the chamber. The cover on the secondary chamber shall be watertight. Where the grease trap, interceptor or separator is preceded by a grated catchbasin, all covers on the separator shall be watertight.
(e) 
Plans for grease traps, interceptors and separators or modifications to existing grease traps, interceptors and separators shall be submitted to the city for review.
(f) 
Grease traps, interceptors, separators and associated components shall be installed by a licensed plumber. Completed grease traps, interceptors, separators and associated components shall be subject to inspection by the city.
(Ordinance 2020-03 adopted 5/12/20)
(a) 
Grease traps, interceptors, separators and holding tanks shall be operated in a safe and secure manner at all times.
(b) 
Areas surrounding grease traps, interceptors, separators and holding tanks shall be maintained to facilitate immediate access to the unit for cleaning and for inspection at all times.
(c) 
Grease traps, interceptors and separators shall be maintained in continuously efficient operation by the owner or operator at its expense and shall produce an effluent in compliance with this article and any and all applicable state and federal laws.
(d) 
A user shall not remove any down pipes or otherwise alter a grease trap, interceptor or separator in any way which may allow oil, grease, sand or other objectionable materials to pass through the device into the city’s wastewater system.
(e) 
Where the city must clean associated public sewers caused by inappropriate operation or maintenance, inadequate design or installation, or inappropriate alteration of a grease trap, interceptor or separator, costs of such cleaning shall be billed to the user.
(f) 
Areas surrounding a grease trap, interceptor, separator or holding tank shall be kept clean and free of grease and odors and other materials at all times.
(Ordinance 2020-03 adopted 5/12/20)
A violation of any provision of this article is hereby declared to be a public nuisance and subject to enforcement. The city may enforce any remedy available at law, which may include a criminal citation for each day a violation of this article occurs.
(Ordinance 2020-03 adopted 5/12/20)