Water pollution control: Arizona Administrative Code Rules (AZ Admin. Code R) 18-9-101 to 18-9-720
Arizona Pollutant Discharge Elimination System (AZPDES) permits: AZ Admin. Code R 18-9-A901 to 18-9-C904
Surface water quality boundaries and standards: AZ Admin. Code R 18-11-101 to 18-11-123 and Appendices A to C
Definitions: AZ Admin. Code R 18-11-101
Net ecological benefits: AZ Admin. Code R 18-11-106
Designated uses of tributaries: AZ Admin. Code R 18-11-105
Effluent-dependent waters: AZ Admin. Code R 18-11-113
Colorado River salinity standards: AZ Admin. Code R 18-11-110
Analytical testing: AZ Admin. Code R 18-11-111
Total maximum daily loads (TMDLs) and effluent trading: AZ Admin. Code R 18-11-601(22) to 18-11-601(24)
Arizona Department of Environmental Quality (ADEQ) Water Quality Division
Arizona Department of Health Services (ADHS) Division of Public Health Services Bureau of State Laboratory Services
U.S. Environmental Protection Agency (EPA) Region 9
See national section for basic information and federal regulations.
• Rules. The state regulates its wastewater discharges through both individual and general permits and requires that they meet certain effluent limitations. All permits must be in compliance with Arizona's water quality standards. If the Arizona Department of Environmental Quality (ADEQ) determines that the federal effluent limitations are inapplicable, the limitations will be determined on a case-by-case basis.
• Administration and enforcement. The ADEQ administers and enforces the Arizona Pollution Discharge Elimination System (AZPDES) permit program in Arizona, including effluent limitations in facility permits and the ...