An operator of a public or semipublic natural bathing place, a semi-artificial bathing place, or an artificial lake shall ensure that the public or semipublic natural bathing place, semi-artificial bathing place, or artificial lake meets the narrative and numeric water quality standards in 18 A.A.C. 11, Article 1 when the public or semi-public natural bathing place, semi-artificial bathing place, or artificial lake is open for water contact recreation.
Ariz. Admin. Code § R9-8-811