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Public Notice
Air Quality

On June 29, 2023, the public comment period begins for the proposal to issue an Air Quality Control Renewal Permit to MI Metals, Inc. for the continued operation of their aluminum manufacturing plant located in Yavapai County, Arizona. The comment period ends July 29, 2023.

Public Notice Information

Class II Air Quality Permit No. 98446

The facility is subject to the requirements of the Federal Clean Air Act, Code of Federal Regulations, Arizona Revised Statute 49-426, and the Arizona Administrative Code, Title 18, Chapter 2. The facility emits the following air contaminants: coarse particulate matter with diameters 10 micrometers or less (PM10), fine particulate matter with diameters 2.5 micrometers or less (PM2.5), volatile organic compounds (VOCs), nitrogen oxides (NOX), sulfur dioxide (SO2), carbon monoxide (CO) and hazardous air pollutants (HAPs).

Permittee

MI Metals, Inc.

Facility Information

MI Metals – Prescott Valley Plant
7555 E. State Route 69, Suite B
Prescott Valley, AZ 86314

Review Documents

Original Published Public Notice | View/Download > 
Draft Permit | View/Download > 
Draft Technical Support Document | View/Download > 
Permit Application | View/Download >

You may also review the above documentation in person at the ADEQ Record Center | Learn How >

Public Comment Period 

Dates: June 29, 2023 – July 29, 2023

Comments may be submitted as follows:
     By Email | Send Email > 
     By Mail (Must be postmarked or received by July 29, 2023):

       ADEQ
       Air Quality Division, Air Permits
       Attn: 
Karla Murrieta
       1110 W. Washington St.
       Phoenix, AZ  85007

People who file comments on the permit will have the right to appeal the final decision as an appealable agency action to the Office of Administrative Hearing (OAH) pursuant to §41.1092.03, and the appeal must be filed within 30 days after the issuance of the final decision. The OAH may sustain, modify or reverse the final decision.