Ariz. Rev. Stat. § 49-262
A. Whether or not a person has requested a hearing, the director, through the attorney general, may request a temporary restraining order, a preliminary injunction, a permanent injunction or any other relief necessary to protect the public health if the director has reason to believe either of the following:
1. That a person is in violation of:
F. Except as applied to permits issued or authorized pursuant to article 3.1 or 3.3 of this chapter, it is an affirmative defense to civil liability under this section and section 49-261 for causing or contributing to a violation of a water quality standard established pursuant to this chapter, or a violation of a permit condition prohibiting a violation of an aquifer water quality standard or limitation at the point of compliance or a surface water quality standard if the release that caused or contributed to the violation came from a facility owned or operated by a party that has either:
H. In determining the amount of a civil penalty for a violation under article 3, 3.1 or 3.3 of this chapter, the court shall consider the following factors:
K. For a wastewater treatment facility or 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 occur:
1. The department does any one or more of the following: