There has come into being within the city certain loud, avoidable, unnatural and unnecessary noises, which under certain circumstances and conditions, constitute a serious threat to the health, the welfare, the contentment and the feeling of well-being of the people. Therefore, the Council does declare that the doing of these things in a manner prohibited by, or not in conformity with, the terms of this subchapter constitutes an undesirable noise and shall be punished as hereinafter provided.
(Prior Code, § 8.20, Subd. 1)