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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 ...