(A) Roof and foundation drainage. Drainage from roofs and paved parking or other areas smaller than 40,000 square feet and from foundation footing drains shall not be connected directly into sewers.
(B) Larger area roof and lot drainage. Drainage from roofs and paved parking or other areas larger than 40,000 square feet along any street shall be stored temporarily on the premises, in detention ponds on roofs or at ground level or otherwise, which storage areas shall be equipped with outlets that may be set or regulated to empty slowly the stored runoff water into storm sewers or surface channels according to their ability to handle the flow safely.
(C) Roof drainage disposal on lawns. Roof drainage through downspouts or otherwise shall not be connected directly to any street or public sewer (storm, sanitary or combined) but shall be directed away from the building onto the lawn or yard or into a seepage well.
(D) Foundation footing drainage. Foundation footing drainage shall not be disposed of in a street or public sanitary or combined sewer but may be disposed of in a seepage well or pumped out away from the building onto the lawn or yard.
(E) Downspout connections. All downspout connections leading to any street or public sewer shall be disconnected forthwith and all roof drainage shall be in accordance with the terms and provisions of this section.
(1997 Code, § 8.27) (Ord. 68-13, passed 10-24-1968; Am. Ord. 75-3, passed 5-22-1975)