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Alaska Department of Natural Resources
Division of Mining, Land and Water

Kensington Gold Mine

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Project Description

The Kensington Mine is an underground long hole stoping and drift-and-fill operation using flotation processes to recover gold. The mine is located in southeast Alaska, in the Tongass National Forest between Berners Bay and Lynn Canal, approximately 45 air miles north-northwest of Juneau and 35 air miles south-southeast of Haines. It is situated on private and U.S. Forest Service lands within the City and Borough of Juneau and access to the mine is by air or sea.

The project is operated by Coeur Alaska, Inc. (Coeur), a wholly owned subsidiary of Coeur Mining. The major Kensington Mine facilities include the Kensington underground mine, Jualin underground mine, underground paste backfill plant, surface mill, tailings treatment facility, administrative and camp facilities, generator facilities, water treatment facilities, and marine dock facility. Power is supplied by on-site diesel generators.

The mine was originally permitted in 2005, and operates 24-hours a day, 365 days a year. In 2023, approximately 663,730 tons of ore were mined and 651,576 tons were processed through the mill facility. Approximately 84,789 ounces of gold were produced as concentrate that was shipped to off-site refineries. A total of 232,350 feet of core drilling was completed in 2023. The drilling was comprised of production and exploration programs. Currently, they employ 385 people.

News

Coeur Alaska will hold their 2024 Kensington Mine Annual Meeting which is required by the Alaska Department of Environmental Conservation, Waste Management Permit (WMP), Section 2.4.2.7, on June 11, 2024 from 9:00 am to 11:30 am. The purpose of this meeting is to address the annual reports required by the WMP, which are available for review in the "2023 Annual Reports" section below. Participation information is available on the posted agenda.


Financial Assurance

Financial assurance in the amount of $42,948,858 has been received from Coeur Alaska Incorporated.

FS/DNR/DEC Reclamation/Closure/Post-Closure Bonding MOU PDF (April 2017)

Permits and Approvals

Environmental Audits

2017 Final Report PDF

Inspection Reports

Annual Reports and Meetings

2024 Annual Meeting

Date:
June 11, 2024
Time:
9:00 am to 11:30 am
Location:
400 Willoughby Ave, 5th Floor Conference Room, Juneau AK and MS Teams meeting

Microsoft Teams


Dial in by phone

+1907-202-7104,,703 423 981# United States, Anchorage

Phone conference ID: 703 423 981#


The purpose of this meeting is to address the annual reports required by the WMP, which are available for review in the "2023 Annual Reports" section below.

Meeting Agenda PDF

Other Supporting Documents

Reclamation and Closure Plan 2022 POA1 - Kensington Mine PDF (July 2022) 2022 Kensington Mine Marine Transportation Plan PDF (April 2022) 2022 Kensington Mine Invasive Plant Management Plan PDF (April 2022)

Archive

Archive of older financial assurance, permits, approvals, annual reports, and other supporting documents

Contact

Sylvia Kreel
Large Mine Coordinator
Alaska Department of Natural Resources
Office of Project Management and Permitting
Phone: (907) 465-3177
Fax: (907) 465-3886
Email

Mail to:
PO Box 111030
Juneau, AK 99811-1030

Visit at:
400 Willoughby Ave, 4th Floor
Juneau, AK 99801

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