(B) Design sizing. All system components of an onsite wastewater treatment system shall be properly sized for the peak projected wastewater flow as established by Appendix C.
(C) Minimum lateral setback distances. Onsite wastewater treatment systems and system components shall be located no closer than the minimum lateral setback distances to the features specified in Appendix D. When no minimum lateral setback distance and/or feature is specified, the Health Officer shall determine a reasonable distance to the feature.
(D) Prohibited wastes. Onsite wastewater treatment systems shall receive only domestic sewage. Water discharges from footing drains, air conditioners, heating units, water cooled ice machines, humidifiers and dehumidifiers, or other similar sources shall not be discharged to an onsite wastewater treatment system. The disposal of water softener backwash discharge shall be in accordance with the Illinois Private Sewage Disposal Code (77 IL Administrative Code 905). Automotive or industrial greases, oils, solvents or other similar wastes shall be discharged into a holding tank system in accordance with the requirements of § 171.072(B)(7).
(E) Construction and materials. Onsite wastewater treatment systems shall be designed to facilitate their construction in accordance with the requirements of §§ 171.140 through 171.149 of this chapter and shall specify and incorporate approved materials in accordance with the requirements of §§ 171.160 through 171.168
(Ord. [Bd of Health Ord., Art. V], passed 11-12-1996; Ord. [Bd of Health Ord., Art. V], passed 11-12-2013; Ord. 17-0605, passed 6-13-2017)