Section R18-11-408. Petition for Adoption of a Numeric Aquifer Water Quality Standard

A.       Any person may petition the Director to adopt, by rule, a numeric aquifer water quality standard  for a pollutant for which no numeric aquifer water quality standard exists.

B.       Petitions for adoption of a numeric aquifer water quality standard shall be filed with the Department and shall comply with the requirements applicable to petitions for rule adoption as provided  by  A.R.S. § 41-1033  and  A.A.C. R18-1-302, except as otherwise provided by A.R.S. § 49-223 or this Section.

C.       In addition to the requirements of A.A.C. R18-1-302, a petition for rule adoption to establish a numeric aquifer water quality standard shall include specific reference to:

1.        Technical information that the pollutant is a toxic pollutant.

2.        Technical information upon which the Director reasonably may base the establishment of a numeric aquifer water quality standard.

3.        Evidence that the pollutant that is the subject of the petition is or may in the future be present in an aquifer or

part of an aquifer that is classified for drinking water protected use. Evidence may include, but is not limited to, any of the following: