Ariz. Rev. Stat. § 49-354
C. If the director determines that a person is in violation of this article or a rule adopted pursuant to this article to implement the requirements contained in 40 Code of Federal Regulations parts 141 and 142, including the national primary drinking water regulations, the director may issue a compliance order pursuant to subsection B of this section imposing a civil administrative penalty. All penalty amounts shall be calculated as follows:
D. When determining the amount of a civil administrative penalty pursuant to subsection C of this section, the director shall consider all of the following:
E. For a public water system that is regulated as a public service corporation by the corporation commission, the department shall make a written request to the chairperson and executive director of the corporation commission to take necessary corrective actions, and the corporation commission shall commence necessary corrective actions within thirty calendar days after both of the following conditions occur:
1. The department does any one or more of the following: