Arizona Effluent Limitations regulations & environmental compliance analysis

Arizona Effluent Limitations: What you need to know

Governing Law and Regulations

Water pollution control: Arizona Administrative Code Rules (AZ Admin. Code R) 18-9-101 to 18-9-720

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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)

Regulatory Agencies

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.

Comparison: State vs. Federal

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 ...


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