Clean Air Act Permitting in Arizona

EPA's Pacific Southwest (Region 9) implements and enforces federal environmental laws in Arizona, California, Hawaii, Nevada, the Pacific Islands, and 148 Tribal Nations.

Clean Air Act permitting in Arizona is the shared responsibility of one state and three county agencies, as well as EPA Region 9. EPA Region 9 is responsible for processing permits on most tribal lands in Arizona. The Navajo Nation and the Gila River Indian Community also issue some types of permits. For more information about responsible agencies, see below.

• Arizona Air Permitting
• Tribal Air Permitting in Arizona

Arizona Air Permitting

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Agency	Responsible Area	Responsibilities	Contacts	Federally-Approved Construction Permit Authority	Federally-Approved Operating Permit Authority	Title V Program Approval History
Arizona Department of Environmental Quality 1110 West Washington Street Phoenix, Arizona 85007 General Information: (602) 771-2300 Toll Free: (800) 234-5677	Statewide except for Maricopa, Pima, Pinal Counties and Tribal Lands	Clean Air Act Major and Minor New Source Review Clean Air Act Part 70 Permitting	Balaji Vaidyanathan Facilities Emissions Control Section Manager Vaidyanathan.Balaji@azdeq.gov Karla Murrieta Air Permits Unit Manager  Murrieta.Karla@azdeq.gov	Arizona Administrative Code, Title 18, Chapter 2	Arizona Administrative Code, Title 18, Chapter 2	2006 Evaluation Report
Maricopa County Air Quality Department 3800 N Central Ave #1400 Phoenix, AZ 85012	Maricopa County except Tribal Lands	Clean Air Act Major and Minor New Source Review Clean Air Act Part 70 Permitting	Chuck Erickson Permit Division Manager Charles.Erickson@maricopa.gov  (602) 506-6742 Audrey Lang Title V Permitting Supervisor Audrey.Lang@maricopa.gov (602) 799-6475 Ryan Dalrymple Non-Title V Permitting Supervisor Ryan.Dalrymple@maricopa.gov (602) 531-4412	Maricopa County Air Pollution Control Rules, Regulation II, Rule 200, 240, 241	Maricopa County Air Pollution Control Rules, Regulation II, Rule 210	2019 Evaluation Report
Pima County Department of Environmental Quality Air Program 33 N. Stone Ave., Suite 700 Tucson, AZ 85701 (520) 724-7400	Pima County except Tribal Lands	Clean Air Act Major and Minor New Source Review Clean Air Act Part 70 Permitting	Kristen Randall Air Permit Manager Kristen.Randall@pima.gov (520) 724-7341	Pima County Code of Ordinances, Title 17, Chapter 17.12, 17.16	Pima County Code of Ordinances, Title 17, Chapter 17.12, 17.16	2004 Evaluation Report
Pinal County Air Quality 31 N. Pinal St Building F Florence, AZ 85132 (520) 866-6929	Pinal County except Tribal Lands	Clean Air Act Major and Minor New Source Review Clean Air Act Part 70 Permitting	Rupesh Patel Air Quality Manager Rupesh.Patel@pinal.gov (520) 866-6915	Pinal County Code of Regulations, Chapter 3 (Permits and Permit Revisions)	Pinal County Code of Regulations, Chapter 3 (Permits and Permit Revisions)	2018 Evaluation Report

Tribal Air Permitting in Arizona

EPA Region 9 is responsible for issuing permits on Tribal Lands in Arizona. Of the many tribes in Arizona, Navajo Nation and the Gila River Indian Community have authority to implement portions of the permitting programs under the Clean Air Act. The table below describes the various authorities.

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Agency	Responsible Area	Responsibilities	Contacts	Federally-Approved Construction Permit Authority	Federally-Approved Operating Permit Authority
EPA Region 9 Air Division, Permits Office 75 Hawthorne St (AIR-3) San Francisco, CA 94105	Tribal lands in AZ, except for Navajo Nation and Gila River Indian Community	Issues all permits in tribal lands, except for Navajo Nation and Gila River Indian Community. Issues NSR permits in Navajo Nation. Issues major NSR and title V operating permits in Gila River.	Gerardo Rios, P.E. Section Chief rios.gerardo@epa.gov (415) 972-3974	40 CFR 49.151 (minor NSR) 40 CFR 49.166 (nonattainment NSR) 40 CFR 52.21 (PSD)	40 CFR 71
Gila River Indian Community Department of Environmental Quality P.O. Box 97 1576A South Nelson Dr. Chandler, AZ 85226 (520) 562-2234	Gila River Indian Community Tribal Land	Issues minor NSR permits in GRIC Tribal Land	Ryan Eberle, P.E. Air Quality Program Manager ryan.eberle@gric.nsn.us (520) 562-2234 Address P.O. Box 97 168 Skill Center Road Sacaton, AZ 85147	GRIC Code, Title 17, Chapter 9. (See 76 FR 17028 for federal approval into TIP)	None
Navajo Nation Environmental Protection Agency Operating Permit Program Route 112 N Bldg. #2837 Fort Defiance, AZ (928) 729-409	Navajo Nation Tribal Land	Issues Title V operating permits in Navajo Nation Tribal Land	Glenna Lee Environmental Program Supervisor glennalee@navajo-nsn.gov (928) 729-4247 Natasha M. Yazzie Nyazzie1@navajo-nsn.gov Senior Environmental Specialist (928)729-4248		None (Delegation of 40 CFR 71)