A.
No person shall wilfully or negligently furnish to City residents water for potable or any domestic purposes which is in a state of impurity or impregnated with any matter deleterious to health.
B.
All persons furnishing City water for potable or domestic purposes through pipes located in the public streets, shall adopt, use and maintain in the most efficient manner and without interruption, for the purification of such water, some system of filtration which experience has shown to be most effective in freeing water from impurities, deleterious matters, organic and inorganic, and germs of disease, and furnish the same clean and wholesome, and in sufficient quantities.