§ 8.12.100. Standards.  


Latest version.
  • Standards for the construction, repair, modification or destruction of wells shall be those set forth in the California Department of Water Resources Bulletin No. 74-1 entitled "Cathodic Protection Well Standards," Bulletin No. 74-9, Chapter IV, entitled "Water Well Standards—State of California," and Bulletin No. 74-81, Chapter II, entitled "Water Well Standards, Ventura County," as supplemented or revised from time to time by the California Department of Water Resources, with the following exceptions:

    (1)

    The director may adopt additional or more stringent standards to be applicable in any or all zones of the city as delineated in aforementioned Bulletin No. 74-9.

    (2)

    All community water supply wells and individual domestic wells shall be provided with a pipe or other effective means through which chlorine or other disinfecting agents may be introduced directly into the well. If a pipe is provided, it shall be installed at a height equal to that of the pump slab or at least four inches above the finished grade, shall be kept sealed, and shall be provided with a threaded or equivalently secure cap. Equivalent protection for excluding contamination from the well shall be provided for subsurface pump discharge installations. If an air relief vent is used, it shall terminate downward and be screened with 16 mesh screen to prevent contaminating material from entering the vent.

    (3)

    Every new, repaired or modified community water supply well or individual domestic water well, after construction, modification or repair, and before being placed into service, shall be thoroughly cleaned of all foreign substances and shall be thoroughly disinfected utilizing the procedures set forth in Appendix C of the aforementioned Bulletin No. 74-81.

    (4)

    Engineering test holes greater than fifty feet deep shall be destroyed immediately upon completion of testing by complete filling or sealing of the borehole in accordance with criteria established by the director. The director may waive complete sealing if the permittee demonstrates to the director's satisfaction that the purpose of this chapter as set forth in Section 8.12.010 will be satisfied.

(Ord. 657 § 1(c), 1991; Ord. 631 § 1 (part), 1990)