(1) Privies, cesspools, and septic tanks shall not be constructed within the corporate limits of Provo City to service property which has access to a sewer main or which would have access to a sewer main subject to the construction of a sewer main line extension.

(2) Should the Director determine that a sewer main line extension is unreasonable, the Director may allow the temporary use of a septic tank; provided, that the septic system does not threaten water quality in wells and water lines and meets all conditions relative to the use of septic tanks as established by the Utah County Health Department.