§ 18-911.   Grease Trap/Interceptor Maintenance, Grease Removal. [Ord. 563]
   1.   Grease interceptors must be cleaned every 30 days or on a schedule approved by the Township.
   2.   Grease traps must be cleaned every 2-3 days as per Plumbing and Drainage Institute (PDI) recommendations.
   3.   Biological treatments are not permissible unless approved by the Township.
   4.   Hot water flushing is prohibited.
   5.   Users of any grease trap/interceptor shall:
      A.   For any grease interceptor, remove any accumulated grease cap and sludge pocket as required, but at intervals of no longer than 30 days, unless otherwise approved by the Township.
      B.   Keep grease trap/interceptors 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 grease interceptor.
      C.   If any skimmed or pumped wastes or other materials removed from grease trap/interceptor are treated in any fashion on site and reintroduced back into the grease trap/interceptor as an activity of and after said on-site treatment, maintain grease numerical limit consistent with and contained in § 18-907(6), (7) and (8) on all discharges of wastewater from said grease trap/interceptor into the sewer system.
   6.   Food service establishments which have installed grease trap/interceptors as of the effective date of this Part shall maintain, repair and replace the same in accordance with the terms of this Part.
   7.   A grease trap or interceptor which is inoperable, broken, damaged or otherwise incapable of operating as required by Sections 908(8) and (9) of this Part shall be repaired or replaced by equipment meeting such requirements within 30 days.
   8.   A.   Regardless of the minimum cleaning provisions specified in subsections (1) and (2) above, no user shall permit grease to accumulate in a grease trap/interceptor including any grease storage containers associated therewith or with any other container of grease such that the same shall discharge, spill, overflow or leak into any portion of the Township's storm sewer system.
      B.   The owner or operator of a grease trap/interceptor subject to an overflow as described in subparagraph (a) above, shall immediately notify the FOG Administrator of the overflow.
      C.   The owner or operator of a grease trap/interceptor subject to an overflow as described in paragraph(a) above shall, within 5 days after the overflow submit a FOG Overflow Report to the FOG Administrator.
      D.   The owner or operator of a grease trap/interceptor subject to an overflow as described in paragraph (a) above shall be responsible for all costs of cleanup of the overflow.
      E.   Cleanup by dispersal of grease to surrounding property, street, sidewalk or storm sewer by water and/or liquefier is prohibited.
(Ord. 516, 6/1/2011; as amended by Ord. 563, 7/2/2014; and by Ord. 583, 11/16/2016)