Coeur Wharf Data Breach Investigation

Turke & Strauss LLP, a leading data breach law firm, is investigating Wharf Resources (U.S.A.), Inc., which does business as Coeur Wharf, regarding its recent data breach. The Coeur Wharf data breach involved sensitive personal identifiable information belonging to an undetermined number of individuals.


Coeur Wharf is a gold mining operation overseen by its parent company, Coeur Mining, Inc. Accordingly, Coeur Wharf is comprised of several open pits that are mined for gold and silver by-products. Established in 1982, Coeur Wharf employs 260 individuals and accounts for 24% of Coeur Mining, Inc.’s gold production. Headquartered in Lead, South Dakota, Coeur Wharf encompasses 7,852 net acres of land throughout the Black Hills of western South Dakota.


In March 2023, Coeur Wharf discovered that it had experienced a data breach in which the sensitive personal identifiable information in its systems may have been accessed. Through its investigation, Coeur Wharf determined that an unauthorized actor may have accessed this sensitive information through one of its email accounts. On August 9, 2023, Coeur Wharf began contacting individuals whose information may have been impacted. The exact type of personal information has not been disclosed by Coeur Wharf. However, according to state reporting guidelines, “personal information” can include the following types of information:

  • Name
  • Social Security number
  • Driver’s license or identification number
  • Financial information
  • Medical information
  • Taxpayer information
  • Personal identification number issued by the United States IRS

If you received a breach notification letter from Wharf Resources (U.S.A.), Inc. d/b/a Coeur Wharf:

We would like to speak with you about your rights and potential legal remedies in response to this data breach. Please fill out the form, below, or contact us at (608) 237-1775 or

If you were impacted by the Coeur Wharf data breach, you may consider taking the following steps to protect your personal information.

  1. Carefully review the breach notice and retain a copy;
  2. Enroll in free credit monitoring service provided by Wharf Resources (U.S.A.), Inc. d/b/a Coeur Wharf;
  3. Change passwords and security questions for online accounts;
  4. Regularly review account statements for signs of fraud or unauthorized activity;
  5. Monitor credit reports for signs of identity theft; and
  6. Contact a credit bureau(s) to request a temporary fraud alert.

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