Any nongovernmental user of a publicly owned treatment works shall be required to pay ICRS which:
(a) Discharges more than 25,000 gallons per day of sanitary waste or a volume of process waste, or combined process and sanitary waste equivalent to 25,000 gallons per day of sanitary waste. Sanitary wastes are the wastes discharged from the average residential user as defined in Section 943.01. The concentrations as set forth therein shall be applied in determining equivalent volumes of process waste or combined discharges of sanitary and process wastes; or
(b) Discharges wastewater which contains toxic or poisonous solids, liquids or gases in sufficient quantity either singly or by interaction with other wastes that injure or interfere with any sewage treatment process, constitute a hazard to humans or animals, create a public nuisance, or create any hazard in or have an adverse effect on the waters receiving any discharge from the treatment works shall be subject to ICR payments. ICR payments shall be based on all wastes, without regard to strength, that are discharged directly or indirectly to the City's Treatment Works by such user. (Ord. 147-80. Passed 4-28-80.)