Mammoth Mine Folk, Armstrong, San Francisco, Big Bonanza and Mammoth
ProducerSilver, Gold, Lead, CopperUSGS MRDS
Location
State
California
County
Mono
Coordinates
37.61271, -118.99874
Commodities
Primary
Silver, Gold, Lead, Copper
Mine Details
Status
Producer
Data Source
USGS MRDS
Source ID
10031510
What This Means
This is an active mining operation regulated by MSHA (Mine Safety and Health Administration). Active mines operate under federal safety standards and are subject to regular inspections. If you live near an active mine, the operator is required to comply with environmental regulations including dust control, water discharge permits, and noise standards. Contact your state environmental agency if you have concerns about a specific operation.