Montgomery & Associates

Thumbnail image of Desert Wellfield Pumping 100-Year Drawdown Analysis for ADWR Evaluation in Support of the Resolution Copper EIS report cover

Evaluation of potential 100-year drawdown impacts from groundwater pumping to supply the proposed RC mine.

Thumbnail image of Summary of Results for 2020 Site Investigations at the Skunk Camp Storage Facility report cover

This report summarizes the results of hydrogeologic investigations at the Skunk Camp site to inform Water Working Group Action Item WR30 (Submittal of Skunk Camp Conceptual and Predictive Modeling Results).

Thumbnail image of Skunk Camp Water Quality Monitoring Program, Pinal and Gila Counties, Arizona report cover

The program has been developed to characterize and monitor groundwater and surface water chemistry upgradient, downgradient, and in the vicinity of the proposed Skunk Camp Tailings Storage Facility (TSF).

Thumbnail image of Skunk Camp Area Data Submittal - Response to Water Working Group Action Item WR-7 memo cover

This submittal of hydrogeological data for the Skunk Camp site was prepared in response to Water Working Group Action Item WR-7 “Summary and Data for water quality, water level data base for Skunk Camp and Gila River”.

Thumbnail image of Response to Groundwater Work Group Action item WR-12: Assessment of Potential Sources of Impact in the Queen Valley Area memo cover

This technical memorandum was prepared in response to Groundwater Work Group Action Item WR-12 “Pull well records and other information for QV and model the impacts” to provide information to address Draft Environmental Impact Statement (DEIS) comments about potential impacts to Queen Valley, Arizona water supplies from proposed Resolution Copper mining activities.

Thumbnail image of Numerical Groundwater Flow Model for the Skunk Camp Tailings Storage Facility report cover

This report presents the results of the Model including development, calibration, and predictive simulations in response to Water Working Group Action Item WR30 (Submittal of Skunk Camp Conceptual and Predictive Modeling Results).

Thumbnail image of Monitoring and Mitigation Plan for Groundwater Dependent Ecosystems and Water Wells report cover

This Monitoring and Mitigation Plan was prepared in response to public issues raised during scoping and public and agency comment on the Draft Environmental Impact Statement (DEIS) for the Resolution Copper mine and land exchange.

Thumbnail image of Conceptual Hydrogeologic Model: Skunk Camp Tailings Storage Facility Alternative report cover

This report describes the conceptual hydrogeologic model of the Skunk Camp site. The conceptual model encompasses the entire Skunk Camp model domain, with specific detail given to the vicinity of the proposed Skunk Camp tailings storage facility (TSF).

Thumbnail image of Aquifer Testing Results for Skunk Camp Hydrogeological Investiation, Pinal and Gila Counties, Arizona report cover

Aquifer testing at the Skunk Camp investigation area in Pinal and Gila Counties, Arizona.

Thumbnail image of Spring and Seep Catalog report cover

This catalog has been prepared to summarize available information for selected springs and seeps in the Upper Queen Creek, Devils Canyon, Mineral Creek, and Dripping Springs Wash watersheds.

Pages

Media Point of Contact

Amanda Oliver
amanda.oliver@usda.gov

Apache Leap Special Management Area
Apache Leap SMA website