Arizona Administrative Code Title 18 - ENVIRONMENTAL QUALITY
Arizona Administrative Code – Title 18: Environmental Quality
Title 18 of the Arizona Administrative Code governs Environmental Quality and is administered primarily by the Arizona Department of Environmental Quality (ADEQ). It includes rules and regulations designed to protect and improve air, water, and land resources throughout the state.
Here is a general overview of the main chapters within Title 18:
Major Chapters in Title 18:
Chapter 1 – Department of Environmental Quality – Administration
Covers general provisions, such as definitions, public records, and procedural rules for hearings and appeals.
Chapter 2 – Department of Environmental Quality – Air Pollution Control
Contains air quality standards, emission limits, permitting requirements, and enforcement procedures for air pollution control.
Chapter 3 – Department of Environmental Quality – Water Pollution Control
Regulates surface water quality, discharge permits, and treatment requirements under programs like AZPDES (Arizona Pollutant Discharge Elimination System).
Chapter 4 – Department of Environmental Quality – Safe Drinking Water
Establishes standards for drinking water systems, including monitoring, treatment, and reporting requirements.
Chapter 5 – Department of Environmental Quality – Environmental Reviews and Certification
Deals with environmental assessments and certifications for state and federally funded projects.
Chapter 6 – Department of Environmental Quality – Underground Storage Tanks
Rules for registration, monitoring, and remediation of underground storage tanks to prevent soil and groundwater contamination.
Chapter 7 – Department of Environmental Quality – Solid Waste Management
Governs solid waste facilities, landfills, recycling, and hazardous waste disposal.
Chapter 8 – Department of Environmental Quality – Wastewater Reuse
Contains rules on the reuse of treated wastewater (reclaimed water), including quality standards and permitting.
Chapter 9 – Department of Environmental Quality – Remedial Action
Covers procedures and standards for cleaning up contaminated sites under programs such as WQARF (Water Quality Assurance Revolving Fund).
Chapter 11 – Department of Environmental Quality – Biosolids
Standards and permitting for the treatment, use, and disposal of biosolids (sewage sludge).
Purpose of Title 18:
Ensure clean air, water, and land in Arizona.
Set clear environmental standards for industries and municipalities.
Provide mechanisms for public involvement and enforcement.
Support compliance with federal laws like the Clean Air Act and Clean Water Act.
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