The owner or operator of any well shall keep, or cause to be kept, a careful and accurate log, core record, and history of the drilling of the well.
Cal. Pub. Res. Code § 3210
Regulation of Operations
Enacted by Stats. 1939, Ch. 93.
Official source: California Legislative Information. Reproduced from public-domain California statutes; confirm against the official source for the current text. Not legal advice.