Category: DEQ

Cornerstone (Kennecott’s Expansion Project):
Kennecott Utah Copper LLC

Jump to: Current Activities and Recent Decisions Public Participation Introduction In 2011 Kennecott Utah Copper LLC announced a proposal to expand the life of its Bingham Canyon Mine located in the southwest Salt Lake County. The expansion project, called “Cornerstone,” included widening the Bingham Canyon pit to accommodate operations focused on the mining and processing …

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Concentrator Request: Cornerstone:
Kennecott Utah Copper LLC

Addition of an Ore Grinding Line and an Ore Sorting Plant Public comment is being sought through August 18, 2011 on Kennecott’s request to install and operate a fifth ore grinding line and an ore sorting plant at the Copperton Concentrator. The new equipment will consist of an ore sorting plant with a baghouse, a …

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HC Estates Monitoring Data: Cornerstone:
Kennecott Utah Copper LLC

Quarterly Reports: Bingham Canyon Mine Particulate Matter Monitoring Data: Hi-Country Estates PM10 Concentrations (ug/m,3) Statistics April 2013 May 2013 June 2013 Monthly Mean 13.343 19.087 22.839 Maximum Daily PM10 31.109 43.804 37.289 2nd Highest Daily PM10 31.091 37.349 36.199 Quarterly Arithmetic Mean 18.718 Statistics July 2013 August 2013 September 2013 Monthly Mean 27.126 28.765 22.547 …

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Document Repository: Cornerstone:
Kennecott Utah Copper LLC Projects

Jump to: Approval Order Issued Air Quality SIP Amendment This page provides links to documents associated with the various regulatory decisions by DEQ. Approval Order Issued (June 27, 2011) Final Permit Complete and Final Notice of Intent Final Notice of Intent Cover—1.0 Introduction 2.0 Description of Emission Sources 3.0 Emissions Summary 4.0 Offset Requirements Evaluation …

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