Mining Incidents

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Every injury and fatality MSHA has on file. Filter by state, year, sector, classification, experience, or any keyword from the investigator's narrative.

Total incidents
273,095
Of which fatal
1,202
Years on record
2000–2026
Classifications
20
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The record

345 total records

Showing 50 of 345
February 14, 2026 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
U S Borax Inc · Caught in, under or between a moving and a stationary object

A mechanic was entering the cab of 9107 drill from the mast side. At which time the door slammed shut for unknown reasons, pinching the mechanic's pinky finger between the door jam and the door.

December 27, 2025 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
U S Borax Inc · Fall to the walkway or working surface

Operator was in the process of clearing the OLD 101 Belt under the Secondary crusher area from a product plug. As EE was walking around the area next to the Old 101 Belt EE slipped fell in Mud due to previous rain, landing wrong on EE's right ankle

December 1, 2025 CA · Metal/Non-Metal machinist HANDLING OF MATERIALS
U S Borax Inc · Caught in, under or between a moving and a stationary object

Employee was chasing threads on an impeller when the employee's shirt sleeve was caught in the vane of the impeller. At contact employee pulled away thus dislodging impeller which caused it to hit employees left side rm and the left side of their face.

October 16, 2025 CA · Metal/Non-Metal plumber, pipefitter, millwright HANDTOOLS (NONPOWERED)
U S Borax Inc · Struck by flying object

While using an Iron Worker to punch out a metal plate. The Iron Worker dye broke and struck the employee in the chest.

October 7, 2025 CA · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer DISORDERS (REPEATED TRAUMA)
U S Borax Inc · (Not Elsewhere Classified)

Hearing loss

August 26, 2025 CA · Metal/Non-Metal electrician, lineman DISORDERS (REPEATED TRAUMA)
U S Borax Inc · (Not Elsewhere Classified)

Employee has suffered a shift in their hearing baseline.

August 11, 2025 CA · Metal/Non-Metal ball/rod/pebble/hand/limestone/dry mill operator, roller operator POWERED HAULAGE
U S Borax Inc · Caught in, under or between running or meshing objects

An employee was attempting to clear a blockage in the dust collector chute. While reaching in to free a pole that was being used, the employee's glove became entangled in a rotating component of the equipment. This resulted in the amputation of three fingers.

August 7, 2025 CA · Metal/Non-Metal plumber, pipefitter, millwright DISORDERS (REPEATED TRAUMA)
U S Borax Inc · (Not Elsewhere Classified)

Employee suffered hearing loss

June 23, 2025 CA · Metal/Non-Metal plumber, pipefitter, millwright HANDTOOLS (NONPOWERED)
U S Borax Inc · Caught in, under or between a moving and a stationary object

The employee was using a crowbar to adjust a metal screen when the screen slipped down and pincered the employee's finger between the screen and the housing frame. Employee suffered a Broken thumb

April 13, 2025 CA · Metal/Non-Metal drill helper HANDTOOLS (NONPOWERED)
U S Borax Inc · Caught in, under or between a moving and a stationary object

Drill crew was tripping in Tremie pipe and a driller assistant was attempting to remove the lifter with a pipe wrench when the pipe slipped downward causing the injured employee to get a finger pinched between the pipe wrench and the foot clamp. The injured employee sustained a laceration and possible fracture to employees right ring fingertip.

April 13, 2025 CA · Metal/Non-Metal drill helper, chuck tender HANDLING OF MATERIALS
U S Borax Inc · Caught in, under or between a moving and a stationary object

Lifter on the drill that suspends the pipe down hole slipped and smashed the driller helper's finger between the pipe holder (or clamp) and the lifter.

April 9, 2025 CA · Metal/Non-Metal drill helper HANDLING OF MATERIALS
U S Borax Inc · Caught in, under or between a moving and a stationary object

Drill helper was helping to remove a sub adapter from the roughneck by holding the elevated sub adapter prior to release. Once it was released, the weight of the adapter caused the sub to drop slightly causing the drill helper to pinch their middle finger between the threads of the sub adapter and drill rod; causing a laceration and fracture of the finger tip.

February 20, 2025 CA · Metal/Non-Metal plumber, pipefitter, millwright HANDLING OF MATERIALS
U S Borax Inc · Over-exertion in lifting objects

The millwright reached down to pick up a 2" high-pressure steam valve, but it got hung up on another valve that was wrapped in plastic. EE then felt a slight pain in EE's shoulder.

November 13, 2024 CA · Metal/Non-Metal plumber, pipefitter, millwright HANDLING OF MATERIALS
U S Borax Inc · Struck by falling object

While moving a 5-foot piece of 8-inch pipe to make repairs, an employee's foot was hit. The pipe slipped and landed on top of the employee's foot.

September 9, 2024 CA · Metal/Non-Metal plumber, pipefitter, millwright DISORDERS (PHYSICAL AGENTS)
U S Borax Inc · Contact with heat

An employee was working on closing the end caps on 207 heater doors. Employee was on the way to get some water when suddenly employee fell to the floor and became unresponsive.

August 14, 2024 CA · Metal/Non-Metal quality control technician, laboratory technician, laboratory assistant SLIP OR FALL OF PERSON
U S Borax Inc · Fall to the walkway or working surface

At approximately 7:25 AM, an analyst slipped and fell after getting wrapped up in a plastic tie used to secure clean towels used to keep the lab countertops clean and equipment dried. The employee suffered a fractured left patella.

July 9, 2024 CA · Metal/Non-Metal plumber, pipefitter, millwright SLIP OR FALL OF PERSON
U S Borax Inc · Fall from ladders

EE was climbing down a 5-foot ladder to gain access to a guard. Their right foot slipped off the second rung from the top, causing EE to fall and slip off the ladder, landing on the right ankle. This caused a smell fracture to their heel.

June 10, 2024 CA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver POWERED HAULAGE
U S Borax Inc · Struck by falling object

While loading a truck, a rock fell from the loader bucket striking the handrail. The rock bounced off the handrail and went into the door window causing the glass to break.

May 15, 2024 CA · Metal/Non-Metal plumber, pipefitter, millwright DISORDERS (PHYSICAL AGENTS)
U S Borax Inc · Contact with heat

Employee stated they were dizzy and had hand cramps. After evaluation by onsite medical staff, EE was transported to a local hospital, but EE was not admitted.

March 10, 2024 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
U S Borax Inc · Caught in, under or between a moving and a stationary object

Employee advised they were removing a filter housing on a rubber tire dozer in the truck shop when the incident occurred. In the process of removing the filter, a finger was pinched on a piece of metal causing an injury to the left finger.

January 16, 2024 CA · Metal/Non-Metal drill operator HANDLING OF MATERIALS
U S Borax Inc · Over-exertion in lifting objects

Employee was placing a jaw block into the slide table of a sonic rig & felt a strain in left bicep. Seen at a clinic & was released to Full Duty with no treatment or diagnosis. MRI was done on 1/24 & results were reviewed at F/U visit on 1/29. 1/29 diagnosis of torn bicep received. EE remains Full Duty with no treatment to date & has an Ortho eval on 2/05/24.

January 2, 2024 CA · Metal/Non-Metal electrician, lineman MACHINERY
U S Borax Inc · Caught in, under or between running or meshing objects

"While drilling a hole to complete a cable run to upgrade the Plant 5 process room, the person's finger got entangled in the trigger guard after the drill kicked back. This resulted in a fracture to their right hand."

November 21, 2023 CA · Metal/Non-Metal master mechanic, foreman, supervisor OTHER
U S Borax Inc · Unclassified, insufficient data

Employee was found deceased in their office. Initial conversion with the coroner stated that the cause of death was not work related and most likely a personal medical issue.

November 1, 2023 CA · Metal/Non-Metal fireman - locomotive, railroad clam operator, timekeeper, yard engine operator MACHINERY
U S Borax Inc · Caught in, under or between a moving and a stationary object

The employee was using a chipping hammer with a 6 ft. bit attachment to loosen hardened build up from inside the compartment. In the process of using the chipping hammer a large chunk of product came free, pushing the chipping hammer down and pinching the employee's finger between the chipping hammer grip and the lip of the access door.

October 24, 2023 CA · Metal/Non-Metal plumber, pipefitter, millwright HANDTOOLS (NONPOWERED)
U S Borax Inc · Caught in, under or between a moving and a stationary object

Craftsmen were working on rebuilding a hammer mill. While in the process of rotating the mill, the craftsmen inserted a small bar into a hole in the counterweight to help rotate the mill to check for clearances. When the mill began to spin the craftsmen lost control of the counterweight pinching EE's finger between the bearing and pry bar.

September 13, 2023 CA · Metal/Non-Metal plumber, pipefitter, millwright HANDTOOLS (NONPOWERED)
U S Borax Inc · Caught in, under or between a moving and a stationary object

While working on TK-1A overflow pump valve, the employee was loosening bolts when employee caught thumb between the wrench and the valve body.

May 17, 2023 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
U S Borax Inc · Caught in, under or between a moving and a stationary object

EE was lifting an empty pallet that was caked with product residue. The pallet was heavier than originally thought. EE dropped the pallet hitting their fingers.

March 23, 2023 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech EXPLODING VESSELS UNDER PRESSURE
U S Borax Inc · Struck by... (Not Elsewhere Classified)

Punctured a leaking can of brake clean, can ruptured causing a laceration to the right index finger.

February 1, 2023 CA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
U S Borax Inc · Over-exertion (Not Elsewhere Classified)

The employee was exiting an 80 ton crane while holding onto the provided handrails. The employee planted their right foot on the top platform just outside the cab and started to bring the left leg to the step when the right foot slipped causing them to lose their footing. The employee maintained a grip on the left cab handrail which prevented them from further falling to the ground

January 10, 2023 CA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON
U S Borax Inc · Fall to the walkway or working surface

Employee was setting up to perform a vacuum job. The area had a slip hazard from flocculant, so the employees were attempting to clear the area. Employee slipped and attempted to brace self, injuring EE's right wrist. After being examined at via x-ray, employee suffered a fracture.

December 4, 2022 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
U S Borax Inc · Struck against stationary object

While positioning an IBC bag in the doorway pic #1 the top of the forklift mast made contact with the top of the box car doorway and damaged the hard piped hydraulic line on the forklift. The employee elected to try and straighten the line by self and cut the end of EE's left index finger.

October 4, 2022 CA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
U S Borax Inc · Fall onto or against objects

The employee slipped while performing cleanup and sustained a laceration to the right shin, the wound needed stitches.

September 18, 2022 CA · Metal/Non-Metal plumber, pipefitter, millwright MACHINERY
U S Borax Inc · Caught in, under or between a moving and a stationary object

The employee's index finger was caught between the impact gun and the rotating equipment. The employee lost the tip of their finger.

August 17, 2022 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman MACHINERY
U S Borax Inc · Struck by... (Not Elsewhere Classified)

Working the conduit threader; when the threader stopped. Upon inspecting the threads operator looped my finger on the end of the thread to remove the piece of metal in order to remove from pipe and it sliced right index finger through the glove.

August 11, 2022 CA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
U S Borax Inc · Caught in, under or between a moving and a stationary object

Operator pinched index finger in between dust collector lid and frame.

June 26, 2022 CA · Metal/Non-Metal plumber, pipefitter, millwright OTHER
U S Borax Inc · Struck by flying object

A metal fragment blew into millwrights eye

May 13, 2022 CA · Metal/Non-Metal mine manager, mine foreman, mine owner HANDLING OF MATERIALS
U S Borax Inc · Struck by flying object

Contractor states they were attempting to remove the ERT stretcher. Part of the stretcher was balancing on top of the gurney and as the gurney was gradually being removed from the trailer, the balancing stretcher came with it and when the employee's let go of the stretcher it flicked up and made direct contact with the contractor's mouth, chipping two front teeth.

April 7, 2022 CA · Metal/Non-Metal plumber, pipefitter, millwright SLIP OR FALL OF PERSON
U S Borax Inc · Fall to the walkway or working surface

While trying to move a table EE slipped and fell backwards twisting left ankle when falling to the ground. Employee suffered a fractured ankle.

March 2, 2022 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
U S Borax Inc · Struck by... (Not Elsewhere Classified)

Technician was stripping cable sheathing utilizing safety cutter to cut it to expose the internal wires. During the operation technician's hand slipped causing a laceration to the top of the right index finger. The injury required 6 stitches

January 30, 2022 CA · Metal/Non-Metal mine manager, mine foreman, mine owner SLIP OR FALL OF PERSON
U S Borax Inc · Fall down stairs

Employee was descending a set of stairs outside the mudbird control room when left foot slipped on ice causing it to slip out from under the employee. The employee's right foot twisted when falling forward. The employee suffered fracture to right leg.

October 30, 2021 CA · Metal/Non-Metal miner, prospector, nec POWERED HAULAGE
U S Borax Inc · Fall from machine

Operator was utilizing a bob cat walk behind for clean up. Operator was dumping product of mud in the sump when the walk behind became unstable bucking the operator off the back of the machine landing on their back.

August 13, 2021 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech STEPPING OR KNEELING ON OBJECT
U S Borax Inc · Struck against stationary object

Employee tripped over a rock while walking backwards dragging a fuel hose. This caused them to roll their ankle.

July 27, 2021 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
U S Borax Inc · Struck by falling object

Employee was replacing cutting edge (approx. 8ft x 10inches x 2inches) on a 834 rubber tire CAT dozer drag box in the truck shop. When lifting the final cutting edge after the others had been installed, the load became unstable and fell. The uncontrolled movement of the cutting edge pinched/crushed the employees right thumb.

May 17, 2021 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
U S Borax Inc · Struck against stationary object

Employee was turning a drum with hands. Had proper PPE - gloves. Hand slipped , struck a piece of metal. Both glove and hand were cut.

April 19, 2021 CA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON
U S Borax Inc · Fall to the walkway or working surface

Employee was walking to truck and tripped on a section of raised sidewalk. As a result, they fell forward, landing on knees and hands.

November 7, 2020 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
U S Borax Inc · Struck by... (Not Elsewhere Classified)

EE was using a pneumatic torque gun to tighten lug nuts on a haul truck when the torque gun came into contact with middle finger causing laceration.

October 16, 2020 CA · Metal/Non-Metal miner, prospector, nec SLIP OR FALL OF PERSON
U S Borax Inc · Fall to the walkway or working surface

EE was checking instrumentation when they tripped over a wire cable that is holding the temporary pump lines to the pond's leakage containment (LCRS) system. The EE fell forward onto the concrete with their hands out in front of them.

October 16, 2020 CA · Metal/Non-Metal plumber, pipefitter, millwright MACHINERY
U S Borax Inc · Struck by flying object

Employee used wire wheel to clean pipe for purpose of UT of pipe. Employee was wearing task appropriate PPE. Employee didn't notify supervisor @ this time that EE had gotten something in the eye. Employee went home for weekend. Employee called supervisor on Tues, 4 days later, to report that EE had got something in eye. Employee had already gone to private doctor to get removed.

July 1, 2020 CA · Metal/Non-Metal miner, prospector, nec SLIP OR FALL OF PERSON
U S Borax Inc · Fall to the walkway or working surface

An Operator was hooking up a hot soft water hose to the discharge line of the Gribben Sump to verify if line was clear or plugged. The Operator went to step up on the grating about 8 inches high and 36 inches wide and caught the toe of their boot on the overhang of the grating causing the Operator to trip and land on their right knee resulting in injury.

April 29, 2020 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
U S Borax Inc · Fall onto or against objects

Employee fell from a standing position to a sitting position. Employee was removing bolts from the transition off the radiator cover of a front-end loader and the side employee was standing on fell approximately 8 inches, knocking employee down causing pain in the tailbone area.

Showing 50 of 345