Revised On: Apr. 28th, 2026 - 09:05 am
Learn more about ADEQ's active rulemakings, which are categorized by division as follows:
Air Quality
- Air Curtain Incinerator Annual Administration Fee | View >
- New Source Review & PM2.5 National Ambient Air Quality Standards | View >
- SIP Rules for Specific Locations — Miami SO2 Nonattainment Area | View >
- SIP Rules for Specific Locations — Rillito PM10 Nonattainment Area | View >
- Standards of Performance for Existing Sources: Oil and Natural Gas Sector | View >
- Stationary Source Performance Standards and National Emissions Standards for Hazardous Air Pollutants Update | View >
- Vehicle Emissions Program Update | View >
- Yuma PM10 Moderate Nonattainment Area | View >
Water Quality
- Drinking Water Rule Updates to Conform to Federal Requirements | View >
- Minimum Design Criteria for Public Water Systems | View >
- Nonpoint Source Pollution: Remediation of Abandoned Hardrock Mines Impacting Streams, Rivers, and Lakes | View >
- Numeric Surface Water Quality Standards Update | View >
- Onsite Wastewater Treatment Facilities | View >
- State Incorporation by Reference of Federal Drinking Water Regulations | View >
- Upper Verde River Outstanding Arizona Water Nomination | View >
- Water Quality Fees CPI Adjustment (18 A.A.C. 14, Articles 1–3) | View >
Waste Programs
- Hazardous Waste Rule Update | View >
- Transfer Facility Design and Operation | View >
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