Except as provided in this chapter, no person shall discharge or cause
to be discharged any of the following described water or wastes to any public
sewer:
A. Gasoline, benzine, naphtha, fuel oil or other flammable or explosive
liquid, solid or gas;
B. Water or wastes containing toxic or poisonous solids, liquids
or gases in sufficient quantity, either singly or by interaction with other
wastes, to injure or interfere with any waste treatment process, constitute
a hazard to humans or animals, or create a public nuisance in the receiving
waters of the wastewater treatment plant [the toxic substances prohibited
are those consistent with Section 307(a) of the Clean Water Act of 1977];
C. Water or wastes having a pH lower than 6.0 or higher than 9.0
or having any other corrosive capable of causing damage or hazard to structures,
equipment and personnel of the Village sewerage system; or
D. Solid or viscous substances in such quantities or of such size
as to be capable of causing obstruction to the flow in sewers or other interference
with the proper operation of the Village sewerage system, such as, but not
limited to, ashes, sand, mud, straw, shavings, metal, glass, rags, feathers,
tar, plastics, wood, underground garbage, whole blood, paunch manure, hair
and fleshing, entrails and paper dishes, cups, milk containers, etc., either
whole or ground by garbage grinders.