Documents

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This material is protected under copyright law and will not be posted to this website.

This report summarizes the Groundwater Modeling Workgroup evaluation of the model construction and approach for the groundwater model used to evaluate future groundwater conditions at and surrounding the proposed Resolution Copper panel cave mine.

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This material is protected under copyright law and will not be posted to this website.

The alternatives development process was last documented for the public in a Draft Final Alternatives Evaluation Report in November 2017. The purpose of this process memorandum is to document key process steps occurring since November 2017 that have resulted in a revised range of alternatives to be considered for detailed analysis in the DEIS.

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This material is protected under copyright law and will not be posted to this website.

The goal of this sensitivity analysis is to test a 10 percent margin of error on traffic volumes predictions for each intersection movement and see if this would impact the suggested mitigations or conclusions presented in the TIAs.

Email communication with supplemental list of mitigation suggestions from public comments in draft EIS.

The evaluation reaffirms the conclusions of the DEIS that the National Ambient Air Quality Standards (NAAQS) will not be exceeded – including when using the mining-sector specific average silt content values recommended by EPA.

The decision is to adjust the 2007 Interim Guidelines for Lower Basin shortages and coordinated operations of Lake Powell and Lake Mead as described under Section IX of this 2024 Near-term Colorado River Operations ROD.

The scope of this Master Water Plan will detail the water infrastructure needed to serve the Auction Property and will provide a regional framework for the anticipated infrastructure needed for the surrounding area around Development Units 1 & 2 totaling approximately 5,307 acres (Retained Property).