Charles A. Kliche

Responses to comments by Chambers including background, alternative mining methods, ore resources, resource sterilization, and ore grade.

Technical memorandum with review and classification of alternatives to block caving, literature review, review of other pertinent block caving operations world-wide, an estimate of the total tons of potentially mineable material, projection of the tons vs cut-off grade (COG) line to other COGs, and discuss possible realistic alternative mining methods which may be utilized instead of block caving.

Email Address Created for Land Exchange Questions

The Southwestern Region Office of Lands and Minerals Management is overseeing and administering the land exchange and appraisal process which includes the 2,422-acre Oak Flat Federal Parcel. All questions about the land exchange and appraisal process should be emailed to

Programmatic Agreement Info

To comply with Section 106 of the National Historic Preservation Act, the Tonto National Forest developed a Programmatic Agreement (PA) and included it in Volume 5, Appendix O of the final EIS. The PA was created in cooperation with the Advisory Council on Historic Preservation, the State Historic Preservation Office, tribes and other consulting parties. The PA contains an agreed upon process for identifying, evaluating and addressing adverse effects to historic properties associated with this undertaking.

To review Volume 5 and the PA, Download Vol 5 PDF, 27 MB.

Forest Service Point of Contact

John Scaggs
Tonto National Forest

Apache Leap Special Management Area
Apache Leap SMA website