Documents Cited - General Plan of Operations

Parkhurst, D.L. and Appelo, C.A.J. (2013) Description of Input and Examples for PHREEQC Version 3 – A Computer Program for Speciation, Batch-Reaction, One-Dimensional Transport, and Inverse Geochemical Calculations. U.S. Geological Survey Techniques and Methods, Book 6, Chapter A43, 497 p, available only at http://pubs.usgs.gov/tm/06/a43.

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Pearthree, P.A., 1998, Quaternary fault data and map of Arizona: Arizona Geological Survey Open-File Report 98-24, 122 p.

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Pearthree, P.A., McKittrick, M.A., Jackson, G.A., and Demsey, K.A., 1988, Geologic map of Quaternary and upper Tertiary deposits, Tucson 1° x 2° quadrangle, Arizona: Arizona Geological Survey Open-File Report 88-21, scale 1:250,000.

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Pearthree, P.A., Menges, C.M., and Mayer, L., 1983, Distribution, recurrence, and possible tectonic implications of late Quaternary faulting in Arizona: Arizona Bureau of Geologic Mineral Technical Open-File Report 83-20, 51 p.

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Pearthree, P.A., and Scarborough, R.B., 1984, Reconnaissance analysis of possible Quaternary faulting in central Arizona: Arizona Bureau of Geology and Mineral Technology Open-File Report 85-4, 75 p., scale 1:250,000.

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Pearthree, P.A., Vincent, K.R., Brazier, R., Fellows, L.D., and Davis, O.K., 1995, Seismic hazard posed by the Sugarloaf fault, central Arizona: Arizona Geological Survey Open-File Report 95-7, 41, p.

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Peirce, H.W., 1984, The Mogollon escarpment: Arizona Bureau of Geology and Mineral Technology Fieldnotes, v. 4, p. 8-11.

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Petersen, M.D., Frankel, A.D., Harmsen, S.C., Mueller, C.S., Haller, K.M., Wheeler, R.L., Wesson, R.L., Zeng, Y., Boyd, O.S., Perkins, D.M., Luco, N., Field, E.H., Wills, C.J., and Rukstales, K.S., 2008, Documentation for the 2008 update of the United States National Seismic Hazard Maps: U.S. Geological Survey Open-File Report 2008-1128, 61 p.

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Peterson, D.W. 1969. Geologic Map of the Superior Quadrangle, Pinal County, Arizona: US. Geological Survey Geologic Quadrangle Map GQ-818, 1 sheet, scale 1:24,000.

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Piety, L.A. and Anderson, L.W., 1990, Seismotectonic investigation for Horseshoe and Bartlett Dams, Salt River Project, Arizona: Bureau of Reclamation Seismotectonic Report 90-7, 59 p.

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Piety, L.A. and Anderson, L.W., 1991, The Horseshoe fault--Evidence for prehistoric surface-rupturing earthquakes in central Arizona: Arizona Geology, v. 21, no. 3, p. 1, 4-8.

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Pinal County Air Quality Control District. 2014. Code of Regulations. As amended July 23, 2014. Available online at http://www.pinalcountyaz.gov/AIRQUALITY/Pages/Regulations.aspx

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Pinal County Comprehensive Plan. 2012. We Create Our Future: Pinal County Comprehensive Plan, Adopted November 18, 2009, Updated November 19, 2012.

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EIS Status Update - March 2019

Screenshot of EIS Status Update document cover

Information on the forthcoming Draft EIS is now available under the ‘EIS Info’ tab. To view the update, click here.

EIS Timeline - Feb 2019

  1. Proponent submits revised Plan of Operations [Sep 2014]
  2. Federal Register Notice of Intent to prepare EIS [Mar 2016]
  3. Public scoping period and scoping meetings
    [5 meetings between Mar-Jun 2016; comment period extended from 60 days to 120 days, closed Jul 18, 2016 ]
  4. Compile and review existing data
  5. Prepare project description and identify project alternatives
  6. Publish Alternatives Evaluation Report [Sep 2017]
  7. We Are Here
    Validate Baseline Information; analyze environmental effects
  8. Prepare Draft EIS
  9. Federal Register Notice of Availability of Draft EIS
  10. 90-day public review and comment period, with public meetings
  11. Respond to public comments and prepare Final EIS
  12. Federal Register Notice of Availability of Final EIS and Draft ROD
  13. 45-day Public Objection Period
  14. Resolve objections to Final EIS and draft ROD
  15. Issue Final Record of Decision

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Forest Points of Contact

Media & General Info
John Scaggs
jscaggs@fs.fed.us

Project Manager
Resolution Copper
Mary Rasmussen
mcrasmussen@fs.fed.us

Apache Leap Special Management Area
Apache Leap SMA website