Ariz. Admin. Code § R18-11-202 - Applicability

A. The water quality standards prescribed in this Article apply to non-WOTUS protected surface waters.

B. The water quality standards prescribed in this Article do not apply to the following:

1. A waste treatment system, including an impoundment, pond, lagoon, or constructed wetland that is part of the waste treatment system;

2. A man-made surface impoundment and any associated ditch and conveyance used in the extraction, beneficiation, or processing of metallic ores including:

a. A pit,

b. Pregnant leach solution pond

c. Raffinate pond,

d. Tailing impoundment,

e. Decant pond,

f. Pond of sump in a mine put associated with dewatering activity,

g. Pond holding water that has come into contact with a process or product that is being held for recycling,

h. Spill or catchment pond, or

i. A pond used for onsite remediation

3. A man-made cooling pond that is neither created in a surface water nor results from the impoundment of a surface water; or

4. A surface water located on tribal lands.

5. WOTUS Protected Surface Waters

Notes

Ariz. Admin. Code § R18-11-202

Former Section R9-21-202 repealed, former Section R9-21-102 renumbered as Section R9-21-202 and amended effective January 7, 1985 (Supp. 85-1). Amended subsections (B), (D), and (E) effective August 12, 1986 (Supp. 86-4). Former Section R9-21-202 renumbered without change as Section R18-11-202 (Supp. 87-3). Section repealed, new Section adopted effective February 18, 1992 (Supp. 92-1). Section repealed effective April 24, 1996 (Supp. 96-2). New Section made by final rulemaking at 29 A.A.R. 302, effective 2/20/2023.