California Code, Food and Agricultural Code (Formerly Agricultural Code) - FAC § 14027

(a) Notwithstanding Section 12998, any person who violates any rule or regulation, emission limitation, or permit condition adopted pursuant to this article is liable for a civil penalty not to exceed ten thousand dollars ($10,000) for each day in which the violation occurs. In assessing a civil penalty under this article, the court shall consider the appropriateness of the penalty with respect to the following factors:

(b) Liability may be imposed under subdivision (a) only if the department establishes that the violation was caused by an act which was the result of intentional or negligent conduct by the person accused of the violation.