(a) 
No person shall discharge or cause the discharge of any yellow grease or waste oil to the MS4 or any drains or grease trap, interceptor, separator, cleanout, manhole or other opening which is part of the wastewater collection system. Such waste shall be placed in a container specifically designed to hold such waste and either be recycled or disposed of at suitable locations.
(b) 
No person shall discharge or cause the discharge of any pollutants, substances, or wastewater prohibited by section 13.07.207 of this article into the wastewater collection system.
(c) 
No person shall allow any sanitary wastes from toilets, urinals, wash basins, or other fixtures from restroom facilities containing fecal coliform to discharge to grease traps, interceptors or other treatment devices.
(Ordinance 5523, sec. 2, adopted 11/3/08; Ordinance 6459 adopted 1/21/22)
(a) 
No person shall bypass any installed treatment device or sample port to avoid complying with the requirements of this division.
(b) 
Any wastes prohibited by this division shall not be processed or stored in such a manner that they could be discharged to the wastewater collection system or MS4.
(c) 
No person shall allow an accumulation of fats, oils and grease, or solids to occupy more than twenty-five percent (25%) or more of the wetted capacity of the passive treatment device, as measured from the bottom of the device to the static level of liquid in the device (25% rule). This prohibition shall not apply to alternate grease removal devices (AGRDs) that have specific manufacturer's recommended maintenance programs or required BMPs as described in section 13.07.793(b).
(d) 
No fats, oils and grease or solids accumulated in a grease trap shall be allowed to pass into the wastewater collection system or MS4 during maintenance activities.
(e) 
No liquid wastes shall be returned to a treatment device or holding tank during or after cleaning, either from the same device or holding tank or from other treatment devices or holding tanks.
(f) 
No person shall increase the use of water or in any other way attempt to dilute a waste stream in lieu of adequate treatment.
(g) 
No person shall introduce, cause, permit, or suffer the introduction of any additives that include, but are not limited to: enzymes, emulsifiers, chemicals, degreasers, surface active agents (surfactants), solvents, or other agents into a treatment device which allows fats, oils and grease or other objectionable wastes to pass through the treatment device into the wastewater collection system.
(h) 
It is an affirmative defense to an enforcement action under subsection (g) of this section that the use of surfactants or soaps is incidental to normal kitchen hygiene operations.
(Ordinance 5523, sec. 2, adopted 11/3/08; Ordinance 6459 adopted 1/21/22)