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  • Rosemont Copper Permitting Page

    ADEQ Receives New Permit Application for Rosemont Copper Company's (Rosemont's) Copper World Project in Pima County, Arizona

    October, 11 2022 ADEQ Copper World Project Class II Permit_Application (v3.0)
    Rosemont Permit Application Submission Letter


    ADEQ Asserts Jurisdiction on Copper World Project

    On August 1, 2022 the Arizona Department of Environmental Quality (ADEQ) asserted complete air quality jurisdiction over the Copper World Project, consisting of copper mining and ore processing operations on privately-owned land located on the eastern and western sides of the northern Santa Rita Mountains.  The Copper World Project is also adjacent to, and is owned by the same company as the Rosemont Copper Project.


    For any questions, comments ,or concerns regarding the Copper World Project please use the publicly available ADEQ Staff Directory to contact Balaji Vaidyanathan and/or Daniel Czecholinski.


    ADEQ Asserts Jurisdiction on Rosemont Activities

    On August 3, 2012 the Arizona Department of Environmental Quality (ADEQ) asserted complete air quality jurisdiction over the Rosemont Copper Project, an open pit copper mine approximately 30 miles southeast of Tucson on State Highway 83. For any questions, comments ,or concerns regarding the Rosemont Copper Project please use the publicly available ADEQ Staff Directory to contact Balaji Vaidyanathan and/or David Kim. 

    The following information is provided for informational purposes. Please contact ADEQ for any possible updates to this information.

    ADEQ Activity Permit - Issue Letter
    ADEQ Fugitive Dust Activity Permit
    ADEQ Final Permit
    Attachment D - Dust Control Plan
    Attachment E - Ausenco-Plant-Site-Road-Layout_101180-5200-B-711-RevD
    Attachment F - Dry-Tailings-Management-Plan
    ADEQ TSD
    ADEQ Responsiveness Summary

    Link to ADEQ Rosemont Copper permitting webpage

    County Administrators Office

    Forest Service EIS Process - Additional information for consideration

    PDEQ Rosemont Copper Mine Air Quality Permit Application

    Documents related to the Rosemont Copper Mine Air Quality Permit will be placed on this page as they become available.

     
    01-31-2013 - ADEQ Issues Air Quality Permit No. 55223 to Rosemont Copper Company
     
    10-31-2012 - PCAQCD's Comments on ADEQ's Proposed Rosemont Copper Company Air Quality Permit No. 55223
     
    08-03-2012 - ADEQ Letter to PDEQ: Rosemont Assertion of Jurisdiction

    07-19-2012 - Memo from County Administrator to Pima County Board of Supervisors Regarding Superior Court Decision
     
    07-17-2012 - Memo from PDEQ Director to County Administrator Regarding Superior Court Decision
     
    12-19-2011 - FINAL RULING : Pima County Air Quality Hearing Board
     
    12-05-2011 - NOTICE OF HEARING: Pima County Air Quality Hearing Board (Third Hearing)
    Notice 3 - Rosemont Copper Company Appeal of Permit Application Denial
    Thursday, December 19, 2011, at 1:00 p.m., Board of Supervisors Hearing Room
    HEARING AGENDA
    AQHB Findings of Fact and Conclusion of Law, Dec 5, 2011 : DRAFT

    11-10-2011 - NOTICE OF HEARING: Pima County Air Quality Hearing Board (Second Hearing)
    Notice 2 - Rosemont Copper Company Appeal of Permit Application Denial
    Thursday, December 1, 2011, at 1:00 p.m., Board of Supervisors Hearing Room
    HEARING AGENDA
    PROPOSED RULING: This is a proposed ruling to be considered as reflected in Agenda Item IV.c. The AQHB is free to adopt or reject the proposed ruling at the hearing.

    10-28-2011 - NOTICE OF HEARING: Pima County Air Quality Hearing Board
    Notice 1 - Rosemont Copper Company Appeal of Permit Application Denial
    Monday, November 7, 2011, at 1:00 p.m., Board of Supervisors Hearing Room

    10-07-2011 - Rosemont Notice of Appeal of Denial of Permit Application

    9-29-2011 - PDEQ Denial of Air Quality Permit Application
    PDEQ Letter to Rosemont Denying Permit Application
    PDEQ Press Release Regarding Permit Application Denial

    8-29-2011 - PDEQ Proposed Air Quality Permit and Public Notice/Comment Information
    Proposed Permit
    Proposed Technical Support Document (TSD)
    Public Notice
    List Serve Notification

    8-15-2011 - Memo from County Administrator to County Board of Supervisors Regarding Proposed Air Quality Permit

    8-12-2011 - PDEQ Letter to EPA Requesting State Implementation Plan (SIP) Guidance

    6-23-2011 - Rosemont Notice of Intent to Sue
    6-1-2011 - Rosemont Response to Additional Information Request
    5-12-2011 - PDEQ Request for Additional Information
    5-10-2011 - Rosemont Submittal of Draft Air Quality Permit to PDEQ
    11-30-2010 - PDEQ Letter to Source - Application Administratively Complete
    11-8-2010 - PDEQ Letter to EPA Requesting Permit Review Assistance
    10-8-2010 - Rosemont Response to PDEQ Request for Information

    9-24-2010 - Memo from County Administrator to County Board of Supervisors Regarding Department of Environmental Quality's Issuance of an Incomplete Determination for the Rosemont Copper Mine's Air Quality Permit Application

    9-23-2010 - Letter from Director of Department of Environmental Quality Regarding Incomplete Determination for Rosemont Copper Mine's Air Quality Permit Application

    9-20-2010 - Memo from County Administrator to Director of County Department of Environmental Quality

    9-17-2010 - Memo from County Administrator to County Board of Supervisors

    9-14-2010 - Rosemont Submittal of White Paper from Fennemore Craig, P. C.
    Cover Letter
    White Paper

    9-13-2010 - Letter from Rosemont Regarding Air Quality Permit Application

    9-8-2010 - Rosemont Submittal of Electronic Air Permit Application Files
    Cover Letter
    Executive Summary - Air Quality Information
    Class II Permit Application
    Emissions Inventory Information
    Modeling Report to Assess Ambient Air Quality Impacts
    CALPUFF Modeling Report to Assess Impacts in Class I Areas

    8-20-2010 - Memo from County Administrator to County Board of Supervisors
    7-29-2010 - Application Cover Letter
    7-29-2010 - Site Maps (included in application) 
    7-29-2010 - Class II Air Quality Permit Application