Water Code section 13750.5


No person shall undertake to dig, bore, or drill a water well, cathodic protection well, groundwater monitoring well, or geothermal heat exchange well, to deepen or reperforate such a well, or to abandon or destroy such a well, unless the person responsible for that construction, alteration, destruction, or abandonment possesses a C-57 Water Well Contractor’s License.

Source: Section 13750.5, https://leginfo.­legislature.­ca.­gov/faces/codes_displaySection.­xhtml?lawCode=WAT§ionNum=13750.­5.­ (updated Jan. 1, 1997; accessed Jul. 7, 2025).

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Verified:
Jul. 7, 2025

§ 13750.5's source at ca​.gov