A. Gasoline, benzene, naphtha, fuel oil, or other flammable or explosive liquid, solids, or gas.

B. Waters or wastes which contain toxic or poisonous solids, liquids, or gases in sufficient quantity, either singly or by interaction with other wastes, to injure or interfere with any sewage treatment process, constitute a hazard to humans or animals, create a public nuisance, or create any hazard in the receiving waters of the sewage treatment plant, including, but not limited to, cyanides in excess of two mg/l as CN in the wastes as discharged to the wastewater system.

C. Waters or wastes which have a pH lower than 5.5 or any other corrosive property capable of causing damage or hazard to structures, equipment or personnel of the wastewater system.

D. Solid or viscous substances in quantities or of a size capable of causing obstruction to the flow in wastewater systems or other interference with the proper operation of the wastewater system, such as, but not limited to, grease, ashes, cinders, sand, mud, straw, shavings, metal, glass, rags, feathers, tar, plastics, wood, unground garbage, whole blood, paunch manure, hair and fleshings, entrails, and paper dishes, cups, milk containers, etc., either whole or ground by garbage grinders.

E. Any discharge prohibited by State or Federal law into the stormwater system.