(A) No person shall discharge or cause to be discharged any storm water, swimming pool water, surface water, ground water, roof runoff, subsurface drainage, cooling water, evaporative cooler drainage, or unpolluted industrial process waters into any sanitary sewer, except when permitted by rules and regulations promulgated by the Town Engineer.
(B) Except as provided in this chapter, no person shall discharge or cause to be discharged any of the following described waters or wastes into any public sewer:
(1) Any liquid or vapor having a temperature higher than 150°F.
(2) Any water or waste which may contain more than 50 parts per million by weight of fat, oil, or grease.
(3) Any gasoline, benzene, naphtha, fuel oil, or other flammable or explosive liquid, solvent, solid, or gas.
(4) Any garbage that has not been properly shredded.
(5) Any ashes, cinders, sand, mud, straw, shavings, metal, glass, rags, feathers, tar, plastics, wood, paunch manure, grits such as brick, cement, onyx, carbide, or any other solid or viscous substance capable of causing obstruction to the flow in the sewers or other interference with the proper operation of the wastewater works.
(6) Any waters or wastes having a pH lower than 5.5 or higher than 9 or having any other corrosive property capable of causing damage or creating a hazard to structures, equipment, and personnel of the wastewater system or the general public, including but not limited to pesticides and herbicides.
(7) Any waters or wastes containing a toxic or poisonous substance in sufficient quantity to injure or interfere with any wastewater treatment process, constitute a hazard to humans or animals, or create any hazard in the receiving waters of the wastewater treatment plant.
(8) Any waters or wastes containing suspended solids of such character and quantity that unusual attention or expense is required to handle such materials at the wastewater treatment plant.
(9) Any noxious or malodorous gas or substance capable of creating a public nuisance.
(10) Any heavy metal in excess of the Arizona Department of Environmental Quality Safe Drinking Water Standards.
(11) Any liquid having a five-day BOD greater than 300 parts per million by weight.
(12) Any liquid containing more than 350 parts per million by weight of suspended solids.
(`87 Code, § 17-5-1) (Ord. 94-06, passed 3-7-94) Penalty, see § 50.999