Documents

Fires occur frequently in desert grassland at the eastern margin of the Sonoran Desert, but fires in the desert proper are reported to be very infrequent and of low intensity.

This document proposes an approach to monitoring and mitigation of Groundwater Dependent Ecosystems (GDEs) identified through the NEPA process as being dependent on project area regional groundwater and therefore at risk of being impacted by mine dewatering activities.

The purpose of this process memorandum is to describe additional supporting resource information in detail. The Cultural Resources section of Chapter 3 of the EIS includes brief summaries of the information contained in this process memorandum.

This form is for use in nominating or requesting determinations for individual properties and districts.

The effects of substrate disturbance on perennial plant succession in the Mojave Desert were assessed at three military camps abandoned for 40 years.

The purpose of this process memorandum is to provide consistent time frames for each of the three mine phases—(1) construction, (2) operations, and (3) closure and reclamation—and the overall mine life as described for the proposed action in the “General Plan of Operations” (GPO).

Below are authorized livestock numbers per grazing unit, anticipated use dates, and proposed monitoring dates.

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Materials that meet the criteria of Freedom of Information Act exemptions are not posted on this website. Culturally sensitive materials not posted here fall under this criteria.

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

This guidance document is designed to assist the user in the evaluation of plume visual impact as required by the Prevention of Significant Deterioration (PSD) and visibility regulations of the U.S. Environmental Protection Agency (EPA).