Documents Cited - General Plan of Operations

Felzer, K.R., 2008, Calculating California seismicity rates, Appendix I in the Uniform California Earthquake Rupture Forecast, version 2: U.S. Geological Survey Open-File Report 2007- 1437I.

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Ferguson, C. A. and S. J. Skotnicki. 1996. Geologic Map of the Florence Junction and Southern Portion of the Weavers Needle 7.5' Quadrangles, Pinal County, Arizona (revised 1996). Arizona Geological Survey, Open-File Report 95-10.

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Ferguson, C.A. and Skotnicki, S.J., 1995, Geology of the Florence Junction and southern portion of the Weavers Needle 7.5' Quadrangles, Pinal County, Arizona: Arizona Geological Survey Open-File Report 95-10, includes 1:24,000 scale geologic map, cross-sections, 27 p.

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Flood Control District of Maricopa County (FCD). 2011. Drainage Design Manual for Maricopa County; Hydrology. February 2011.

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Frankel, A., 1995, Mapping seismic hazard in the central and eastern United States: Seismological Research Letters, v. 66, p. 8-21.

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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

Project Manager
Resolution Copper
Mary Rasmussen

Apache Leap Special Management Area
Apache Leap SMA website