Drain into a sanitary sewer any water from swimming pools, sump pumps, gutter or downspout drainage, or similar surface water.

Drain or dump into a storm sewer an material intended for a sanitary sewer.

Drain into any sewer fats or any oils, grease, gasoline, fuel oil, drain oil, or other flammable or explosive liquid, garbage, sand, mud, straw, shavings, metal, glass, rags, plastics, wood, noxious gas, acids, odor-producing substances, or any other material which would cause obstructions to the flow of water or internal damage to pipes or to the sewer system.