Public Notice: Approval of Request for Coverage under General Air Quality Permit; Costco Fuel Facility, Location No. 1834, Scottsdale, AZ

Summary

Notification of Coverage under the Air Quality Permit by Rule for New or Modified True Minor Source Gasoline Dispensing Facilities in Indian Country: Costco Fuel Facility, Location No. 1834. Source ID # 134; Application # 2026-007-PBR.

Final Action

On July 10, 2026, the United States Environmental Protection Agency (EPA), Region 9 posted the Notification of Coverage (NOC) under the Air Quality Permit by Rule for New or Modified True Minor Source Gasoline Dispensing Facilities in Indian Country (“GDF-PBR”) from the Costco Wholesale Corporation. This NOC pertains to the construction and operation of Costco Fuel Facility, Location No. 1834 (“Source”), a new warehouse store and fuel station to be located on the Tribal lands of the Salt River Pima-Maricopa Indian Community of the Salt River Reservation, Arizona. The GDF-PBR is applicable to the Source pursuant to the provisions of Clean Air Act (CAA) sections 110(a) and 301(d) and EPA’s Federal Indian Country Minor New Source Review (NSR) Program at Code of Federal Regulations (CFR) title 40, sections 49.151–165 (“Tribal Minor NSR Program”).

Source Location

4455 North Pima Road
Scottsdale, Arizona 85251

EPA Region 9’s posting of the NOC is considered final agency action only with respect to the GDF-PBR’s applicability to the Source. Appeals can only be made regarding the applicability of the GDF-PBR to the Source. See 40 CFR 49.156(f)(6)(v). Any petition for review of this approval action must be filed in the United States Court of Appeals for the appropriate circuit pursuant to CAA section 307(b).

Administrative Record

EPA’s letter notifying the Permittee of the publication of the NOC, EPA’s determination that the Source satisfactorily completed the relevant screening processes for consideration of threatened and endangered species and historic properties, and all other supporting information are available through www.regulations.gov under Docket ID No. EPA-R09-OAR-2026-6370. If you have trouble accessing the materials, or for other methods to obtain these materials, please contact Catherine Valladolid at (415) 947-4103 or R9airpermits@epa.gov.

Additional Information

 If you have questions, or if you wish to obtain further information, please contact Catherine Valladolid at (415) 947-4103 or via email at R9airpermits@epa.gov. Catherine Valladolid can also be reached through EPA Region 9’s toll-free general information line at (866) 372-9378. If you would like to be added to our mailing list to receive future information about this action or about permit decisions issued by EPA Region 9, please contact EPA Region 9 by sending an email to R9airpermits@epa.gov or visit EPA Region 9’s website.

***Please bring this notice to the attention of all persons who may be interested in this matter.***

Applicants or Respondents

Docket Numbers

• EPA-R09-OAR-2026-6370