Public Resources Code section 3228

Before abandoning any well in accordance with methods approved by the supervisor or the district deputy, and under his or her direction, the owner or operator shall isolate all oil-bearing or gas-bearing strata encountered in the well and shall use every effort and endeavor to protect any underground or surface water suitable for irrigation or domestic purposes from the infiltration or addition of any detrimental substances.

Source: Section 3228, https://leginfo.­legislature.­ca.­gov/faces/codes_displaySection.­xhtml?lawCode=PRC§ionNum=3228.­ (updated Jan. 1, 1984; accessed Jul. 28, 2025).

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Verified:
Jul. 28, 2025

§ 3228's source at ca​.gov