2024-17711. Partial Approval and Partial Disapproval of Air Quality State Implementation Plans; Arizona; 2015 Ozone Infrastructure Requirements

Table 1—EPA-Approved Non-Regulatory and Quasi-Regulatory Measures

[Excluding certain resolutions and statutes, which are listed in tables 2 and 3, respectively] ¹

Name of SIP provision	Applicable geographic or nonattainment area or title/subject	State/submittal date	EPA approval date	Explanation
*         *         *         *         *         *         *
Arizona State Implementation Plan Revision under Clean Air Act Section 110(a)(1) and 110(a)(2) for the 2015 Ozone National Ambient Air Quality Standards (dated September 24, 2018)	State-wide	September 24, 2018	September 4, 2024, [INSERT FEDERAL REGISTER CITATION]	Adopted by the Arizona Department of Environmental Quality on September 24, 2018. EPA fully approved all elements of the submittal except those addressing CAA sections 110(a)(2)(C), 110(a)(2)(D), and 110(a)(2)(J).
State Implementation Plan Revision: Clean Air Act Section 110(a)(2) for the 2012 Fine Particulate & 2015 Ozone NAAQS (dated February 2022)	State-wide	February 10, 2022	September 4, 2024, [INSERT FEDERAL REGISTER CITATION]	Adopted by the Arizona Department of Environmental Quality on February 10, 2022. EPA approved all elements of the submittal except those addressing requirements for the 2012 PM 2.5 NAAQS.
*         *         *         *         *         *         *
Ordinance No. 1993-128, Section 6, 17.24.010 “Confidentiality of trade secrets, sales data, and proprietary information”	Pima County	February 10, 2022	September 4, 2024, [INSERT FEDERAL REGISTER CITATION]	Adopted by the Board of Supervisors of Pima County, Arizona on September 28, 1993.
*         *         *         *         *         *         *
1  Table 1 is divided into three parts: Clean Air Act Section 110(a)(2) State Implementation Plan Elements (excluding Part D Elements and Plans), Part D Elements and Plans (other than for the Metropolitan Phoenix or Tucson Areas), and Part D Elements and Plans for the Metropolitan Phoenix and Tucson Areas.

* * * * *

Table 3—EPA-Approved Arizona Statutes—Non-Regulatory

State citation	Title/subject	State/submittal date	EPA approval date	Explanation
*         *         *         *         *         *         *
49-432(C)	Classification and reporting; confidentiality of records	February 10, 2022	September 4, 2024, [INSERT FEDERAL REGISTER CITATION]	Arizona Revised Statutes. Adopted by the Arizona Department of Environmental Quality on February 10, 2022.
*         *         *         *         *         *         *

* * * * *

3. Amend § 52.121 by revising the entries in the table for “Pima Intrastate (Pima)” and “Central Arizona Intrastate (Gila, Pinal)” to read as follows:

§ 52.121

Classification of Regions.

The Arizona plan is evaluated on the basis of the following classifications:

AQCR (constituent counties)	Classifications
	PM	SO X	NO 2	CO	O 3
*         *         *         *         *         *         *
Pima Intrastate (Pima)	I	III	III	III	III
*         *         *         *         *         *         *
Central Arizona Intrastate (Gila, Pinal)	I	IA	III	III	I
*         *         *         *         *         *         *

( print page 71836)

4. Amend § 52.123 by reserving paragraph (s) and adding paragraph (t) to read as follows:

§ 52.123

Approval status.

* * * * *

(s) [Reserved].

(t) 2015 8-hour ozone NAAQS: The SIPs submitted on September 24, 2018, and February 10, 2022, are fully or partially disapproved for CAA elements 110(a)(2)(C), (D)(i)(II), (D)(ii), and (J) for all portions of the Arizona SIP.

PART 81—DESIGNATION OF AREAS FOR AIR QUALITY PLANNING PURPOSES

5. The authority citation for part 81 continues to read as follows:

Authority: 42 U.S.C. 7401 et seq.

Subpart C—Section 107 Attainment Status Designations

6. Amend § 81.303, the table entitled “Arizona—2015 8-Hour Ozone NAAQS” by revising the entry for “Phoenix-Mesa, AZ” to read as follows:

§ 81.303

Arizona.

* * * * *

Arizona—2015 8-Hour Ozone NAAQS

[Primary and secondary]

Designated area  1	Designation		Classification
	Date  2	Type	Date  2	Type
Phoenix-Mesa, AZ		Nonattainment	11/7/22	Moderate.
Gila County (part):
T2N, R12E (except that portion in Maricopa County); T3N, R12E (except that portion in Maricopa County); T4N, R12E (sections 25 through 29 (except those portions in Maricopa County) and 33 through 36 (except those portions in Maricopa County))
Maricopa County (part):
( print page 71837)
T1N, R1E (except that portion in Indian Country); T1N, R2E; T1N, R3E; T1N, R4E (except that portion in Indian Country); T1N, R5E (except that portion in Indian Country); T1N, R6E; T1N, R7E; T1N, R1W; T1N, R2W; T1N, R3W; T1N, R4W; T1N, R5W; T1N, R6W; T1N, R7W; T1N, R8W; T2N, R1E; T2N, R2E; T2N, R3E; T2N, R4E; T2N, R6E (except that portion in Indian Country); T2N, R7E (except that portion in Indian Country); T2N, R8E; T2N, R9E; T2N, R10E; T2N, R11E; T2N, R12E (except that portion in Gila County); T2N, R13E (except that portion in Gila County); T2N, R1W; T2N, R2W; T2N, R3W; T2N, R4W; T2N, R5W; T2N, R6W; T2N, R7W; T2N, R8W; T3N, R1E; T3N, R2E; T3N, R3E; T3N, R4E; T3N, R5E (except that portion in Indian Country); T3N, R6E (except that portion in Indian Country); T3N, R7E (except that portion in Indian Country); T3N, R8E; T3N, R9E; T3N, R10E (except that portion in Gila County); T3N, R11E (except that portion in Gila County); T3N, R12E (except that portion in Gila County); T3N, R1W; T3N, R2W T3N, R3W; T3N, R4W; T3N, R5W; T3N, R6W; T4N, R1E; T4N, R2E; T4N, R3E; T4N, R4E; T4N, R5E; T4N, R6E (except that portion in Indian Country); T4N, R7E (except that portion in Indian Country); T4N, R8E T4N, R9E; T4N, R10E (except that portion in Gila County); T4N, R11E (except that portion in Gila County); T4N, R12E (except that portion in Gila County); T4N, R1W; T4N, R2W; T4N, R3W; T4N, R4W; T4N, R5W; T4N, R6W; T5N, R1E; T5N, R2E; T5N, R3E; T5N, R4E; T5N, R5E; T5N, R6E; T5N, R7E; T5N, R8E; T5N, R9E (except that portion in Gila County); T5N, R10E (except that portion in Gila County); T5N, R1W; T5N, R2W; T5N, R3W; T5N, R4W; T5N, R5W; T6N, R1E (except that portion in Yavapai County); T6N, R2E; T6N, R3E; T6N, R4E; T6N, R5E; T6N, R6E; T6N, R7E; T6N, R8E; T6N, R9E (except that portion in Gila County); T6N, R10E (except that portion in Gila County); T6N, R1W (except that portion in Yavapai County); T6N, R2W; T6N, R3W; T6N, R4W; T6N, R5W; T7N, R1E (except that portion in Yavapai County); T7N, R2E (except that portion in Yavapai County); T7N, R3E; T7N, R4E; T7N, R5E; T7N, R6E; T7N, R7E; T7N, R8E; T7N, R9E (except that portion in Gila County); T7N, R1W (except that portion in Yavapai County); T7N, R2W (except that portion in Yavapai County); T8N, R2E (except that portion in Yavapai County); T8N, R3E (except that portion in Yavapai County); T8N, R4E (except that portion in Yavapai County); T8N, R5E (except that portion in Yavapai County); T8N, R6E (except that portion in Yavapai County); T8N, R7E (except that portion in Yavapai County); T8N, R8E (except that portion in Yavapai and Gila Counties); T8N, R9E (except that portion in Yavapai and Gila Counties); T1S, R1E (except that portion in Indian Country); T1S, R2E (except that portion in Pinal County and in Indian Country); T1S, R3E; T1S, R4E; T1S, R5E; T1S, R6E; T1S, R7E; T1S, R1W; T1S, R2W; T1S, R3W; T1S, R4W; T1S, R5W; T1S, R6W; T2S, R1E (except that portion in Indian Country); T2S, R5E; T2S, R6E; T2S, R7E; T2S, R1W; T2S, R2W; T2S, R3W; T2S, R4W; T2S, R5W; T3S, R1E; T3S, R1W; T3S, R2W; T3S, R3W; T3S, R4W; T3S, R5W; T4S, R1E; T4S, R1W; T4S, R2W; T4S, R3W; T4S, R4W; T4S, R5W; T5S, R4W (sections 1 through 22 and 27 through 34).
Pinal County (part):
T1N, R8E; T1N, R9E; T1N, R10E; T1S, R8E; T1S, R9E; T1S, R10E; T2S, R8E (sections 1 through 10, 15 through 22, and 27 through 34); T2S, R9E (sections 1 through 6); T2S, R10E (sections 1 through 6); T3S, R7E (sections 1 through 6, 11 through 14, 23 through 26, and 35 through 36); T3S, R8E (sections 3 through 10, 15 through 22, and 27 through 34).
Fort McDowell Yavapai Nation.
Gila River Indian Community of the Gila River Indian Reservation, Arizona.
Includes only non-contiguous areas of Indian country known as “parcels M & N”.3
Tohono O'odham Nation of Arizona.
Salt River Pima-Maricopa Indian Community of the Salt River Reservation.
*         *         *         *         *         *         *
1  Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the boundaries of any area of Indian country in this table, including any area of Indian country located in the larger designation area. The inclusion of any Indian country in the designation area is not a determination that the State has regulatory authority under the Clean Air Act for such Indian country. ( print page 71838)
2  This date is August 3, 2018, unless otherwise noted.
3  See section 3.0 of the EPA's technical support document for Arizona, titled “Arizona Final Area Designations for the 2015 Ozone National Ambient Air Quality Standards Technical Support Document (TSD),” for more information and a map showing the locations of “parcels M & N” (available in Docket ID: EPA-HQ-OAR-2017-0548).