The following types of wells shall be disinfected using the conventional and acceptable methods at the time of the construction, reconstruction, or reconditioning and prior to the well being used or placed in service:
(a) Water supply wells, except irrigation wells; and
(b) Recharge and injection wells.
All gravel added to any well shall be adequately disinfected prior to, or during, placement in the well.
Water used for the drilling of domestic water supply wells shall be secured from a potable source or another groundwater well. For irrigation wells, the water used for drilling shall be clean water, not obviously polluted, and shall be of a quality which is adequate to support marine life, especially fish. (§ 1, Ord. 765, eff. October 7, 1976, as amended by § 17, Ord. 811, eff. July 27, 1978; as amended by § 3, Ord. 1470, eff. July 14, 2016)