Chris Gregory

This technical memorandum was prepared to document preliminary results of fate and transport modeling using additional seepage controls to reduce seepage rates developed for Resolution Copper (RC) tailings storage facility (TSF) alternatives.

This technical memorandum has been issued to correct for tailings seepage rates that were recently modified in the steady-state models for tailing storage facility (TSF) Alternatives 2 and 3 (M&A 2018) per the direction of the United States Forest Service and the groundwater working group.

This technical memorandum was prepared to document groundwater transport modeling and results for TSF Alternative 5—Peg Leg.

This technical memorandum was prepared to document groundwater transport modeling and results for TSF Alternative 4—Silver King Filtered.

This technical memorandum was prepared to document a preliminary analysis of allowable seepage from the tailings storage facility (TSF) alternatives currently being considered by Resolution Copper (RC).

Media Point of Contact

Susan Blake
susan.blake@usda.gov

Apache Leap Special Management Area
Apache Leap SMA website