← MSHA mines + accidents

Mt Pass Mine & Mill

Metal/Non-metal · Surface · 0402542 · Active

204
Accidents
0
Fatalities
752
Days lost
790
Employees

Operator

Controller (parent)
MP Materials Corporation
Operator
MP Mine Operations, LLC.
Commodity
Metal

Location

State
CA · San Bernardino Co.
Coordinates
35.471944, -115.574444

Recent accidents (latest 20)

DateClassificationSeverityOccupation
12/31/2025HANDTOOLS (NONPOWERED)DAYS RESTRICTED ACTIVITY ONLYMaintenance man, Mechanic, Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
12/31/2018SLIP OR FALL OF PERSONNO DYS AWY FRM WRK,NO RSTR ACTBulldozer operator, Universal operator, Heavy equipment operator, Operating engineer
12/31/2012HANDLING OF MATERIALSDAYS RESTRICTED ACTIVITY ONLYWarehouseman, Bagger, Palletizer/Stacker, Store keeper, Packager, Fabricator, Cleaning plant operator
12/30/2020HANDLING OF MATERIALSDAYS RESTRICTED ACTIVITY ONLYMiner, Prospector, NEC
12/29/2011POWERED HAULAGEDAYS RESTRICTED ACTIVITY ONLYMiner, Prospector, NEC
12/27/2022OTHERNO DYS AWY FRM WRK,NO RSTR ACTElectrician, Lineman
12/26/2025HANDTOOLS (NONPOWERED)NO DYS AWY FRM WRK,NO RSTR ACTPrep plant foreman, Supervisor, Mill plant supervisor, Kiln supervisor
12/22/2024SLIP OR FALL OF PERSONDAYS RESTRICTED ACTIVITY ONLYMaintenance man, Mechanic, Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
12/21/2011STEPPING OR KNEELING ON OBJECTDAYS RESTRICTED ACTIVITY ONLYWarehouseman, Bagger, Palletizer/Stacker, Store keeper, Packager, Fabricator, Cleaning plant operator
12/16/2025SLIP OR FALL OF PERSONDAYS RESTRICTED ACTIVITY ONLYMaintenance man, Mechanic, Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
12/16/2024HANDLING OF MATERIALSDAYS RESTRICTED ACTIVITY ONLYBulldozer operator, Universal operator, Heavy equipment operator, Operating engineer
12/15/2012SLIP OR FALL OF PERSONNO DYS AWY FRM WRK,NO RSTR ACTOutside foreman, Leadman
12/13/2012HANDLING OF MATERIALSNO DYS AWY FRM WRK,NO RSTR ACTLedgeman/hand, Quarry man
12/11/2020SLIP OR FALL OF PERSONDAYS RESTRICTED ACTIVITY ONLYMiner, Prospector, NEC
12/09/2001HANDLING OF MATERIALSDAYS AWAY FROM WORK ONLYMaintenance man, Mechanic, Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
12/08/2012HANDLING OF MATERIALSDAYS RESTRICTED ACTIVITY ONLYElectrician, Lineman
12/07/2008HANDLING OF MATERIALSNO DYS AWY FRM WRK,NO RSTR ACTWarehouseman, Bagger, Palletizer/Stacker, Store keeper, Packager, Fabricator, Cleaning plant operator
12/06/2012RESPIRATORY CONDITIONS (TOXIC AGENTS)OCCUPATNAL ILLNESS NOT DEG 1-6Maintenance man, Mechanic, Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
12/06/2012RESPIRATORY CONDITIONS (TOXIC AGENTS)OCCUPATNAL ILLNESS NOT DEG 1-6Laborer, Blacksmith, Bull gang, Parts runner, Roustabout, Pick-up man, Pitman
12/06/2012RESPIRATORY CONDITIONS (TOXIC AGENTS)OCCUPATNAL ILLNESS NOT DEG 1-6Maintenance man, Mechanic, Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech

Source

Authoritative
MSHA Mine Data Retrieval System
Machine
JSON-LD · Markdown