Baker County, Oregon

Swan Mining Operations LLC

Gold mining and mineral processing at the Eureka Gold Mine, in the Sumpter mining district of eastern Oregon.

About the company

Swan Mining Operations LLC is a privately held Oregon limited liability company, organized in 2016 and operating in Baker County, Oregon. The company holds and operates the Eureka Gold Mine, a placer and hard rock gold property in the Sumpter mining district, and employs a field crew on site during the operating season.

The company mines, washes and processes auriferous gravels and ore, recovers gold on site, and manages the reclamation and water quality obligations attached to the property.

Operations

Property
Eureka Gold Mine, Baker County, Oregon
MSHA Mine ID
35-03848
Activity
Gold mining, gravel washing and on-site gravity recovery
Regulators
Oregon DOGAMI (operating permit), Oregon DEQ (water quality), MSHA (mine safety and health)
Season
Seasonal operation, typically spring through fall

The mine operates under an approved Oregon DOGAMI operating and reclamation permit and DEQ water quality permits, and is inspected by the Mine Safety and Health Administration. Site crews follow the company's safety program, including daily workplace examinations and safety meetings.

Contact

Mailing address
3555 Timmons Lane, Suite 1140
Houston, TX 77027
Mine location
39599 Cracker Creek Road, Sumpter, OR 97877 · Baker County
Phone
(866) 539-0860
Email
info@swanminingllc.com

General and business enquiries only. This is not a retail or consumer business and the company does not sell to the public.

Employee SMS time clock program

Swan Mining Operations LLC operates an internal text-message time clock for its own employees. Employees send a text message to a company phone number to record the start and end of a work shift, and the system replies with a confirmation of the time recorded.

Privacy

Swan Mining Operations LLC collects employee phone numbers, names and work time records for the purpose of recording hours worked, paying employees, and meeting the recordkeeping obligations that apply to a mine operator, including Mine Safety and Health Administration reporting.

Mobile phone numbers and any information collected through the SMS time clock program are used solely to operate that program and to administer payroll. This information is not sold, rented, or shared with third parties for marketing purposes, and mobile opt-in data is not shared with third parties at all. It is disclosed only to the company's payroll provider and to regulators where required by law.

Employees with a question about their records, or who want their phone number removed from the SMS program, should contact the company using the details above.

Effective 1 August 2026. Swan Mining Operations LLC, 3555 Timmons Lane, Suite 1140, Houston, TX 77027.