Anaconda - What’s happening at the Site?

Below is a brief overview of what is currently planned to happen at the Anaconda Copper Mine Site (ACMS) over the next three months. Following that, are highlights of what has been accomplished at the site over the past three months.

If you would like to see additional information added to this page or have any other suggestions, please email the NDEP ACMS team at acms[at]ndep.nv.gov.

This page is updated quarterly, or more often for specific accomplishments or activities. This page was last updated: February 7, 2022.

What will be happening in the next three months:

January – March 2022:

Ongoing review of various risk assessment documents and stakeholder comments by NDEP, particularly for OU-1 (Site-Wide Groundwater), OU-4b, 5, 6 (Sulfide Tailings, Waste Rock, and Oxide Tailings piles), and for OU-2 (Pit Lake). ARC is due to submit the Final OU-7 (Wabuska Drain) HHRA report in mid-late February 2022.

ROD 1/1A construction for the regrading of the Operable Unit 8 (OU-8) heap leach pads will continue during the next three months.

The Official ACMS Schedule has been posted on the NDEP Anaconda SharePoint site (posted 02/01/22). In addition, the Annual 2021 RI/FS and RD/RA Status Report has also been posted on the NDEP Anaconda SharePoint site (posted 02/04/22).

What was accomplished in the previous three months:

December 2021
12/07/21: NDEP conducted an informational Virtual Public Meeting on Tuesday December 7, 2021, from 6:00pm – 7:30pm. A PowerPoint presentation was given, following by a brief Q/A session, then an 11-minute drone video of the ACMS was shown. The significance of the video was the high-level viewing of the completed ROD 1 FMS ponds. There were 27 participants on the virtual meeting, which was held on NDEPs Lifesize conferencing platform.

November 2021
11/08/21: The Draft Combined OU-4b, 5, & 6 HHRA-SLERA report was posted on the NDEP Anaconda SharePoint site. This document and stakeholder comments are currently under review by NDEP.

October 2021
10/25/21: The Draft OU-2 (Pit Lake) HHRA-SLERA was posted on the NDEP Anaconda SharePoint site. This document and stakeholder comments are currently under review by NDEP.

10/01/21: The Draft OU-1 (Site-Wide Groundwater) HHRA report was posted on the NDEP Anaconda SharePoint site. This document and stakeholder comments are currently under review by NDEP.

October – December 2021
ROD 1/1A construction for the regrading of the Operable Unit 8 (OU-8) heap leach pads progressed during the quarter. Contractors were on a Holiday hiatus from December 15, 2021 – January 3, 2022.

ACMS Schedule 

Map of Closure Phases

 

Closure Schedule