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

1,689 total records

Showing 50 of 1,689
April 27, 2026 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Asarco LLC · Over-exertion (Not Elsewhere Classified)

stepped off concrete pad hyperextending left knee, received restricted duty

April 9, 2026 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Asarco LLC · Over-exertion (Not Elsewhere Classified)

Employee was walking from bay 7 to bay 12 to help GR573 cutting edges, while walking across yard they stepped in a hole felt right knee pain. They became a lost time on 04/15/2026 due to right knee sprain.

April 5, 2026 AZ · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Asarco LLC · Struck by... (Not Elsewhere Classified)

Employee was crawling out of CR02 chute after using a jack hammer to break rock plugging chute. Employee was pushing the jackhammer in front of EE. it caught a rock causing the bit end to pop up towards the employee, striking EE in the teeth. resulting in a broken tooth.

March 30, 2026 AZ · Metal/Non-Metal drill operator SLIP OR FALL OF PERSON
Asarco LLC · Over-exertion (Not Elsewhere Classified)

Operator was changing out a bit; they stepped off of the deck and when their left foot made contact with the lower deck of the drill, they felt their left ankle roll to the outside and felt sharp pain in the left knee.

March 19, 2026 AZ · Metal/Non-Metal crane operator, mobile equipment operator (meo), dragline operator, dropball operator, rigger DISORDERS (REPEATED TRAUMA)
Asarco LLC · (Not Elsewhere Classified)

Employee was diagnosed with a standard threshold shift by Dr on 03/19/2026, this hearing loss is consistent with noise induced loss in the left ear

February 25, 2026 AZ · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON
ASARCO LLC, a Delaware Limited Liability Company · Over-exertion (Not Elsewhere Classified)

EE was stepping off the Haul Truck ladder onto uneven ground, when EE felt and heard a loud pop, and states EE felt instant pain.

December 6, 2025 AZ · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Asarco LLC · Over-exertion (Not Elsewhere Classified)

Operator was stepping off of pickup truck and right food stepped in a hole and rolled right ankle, resulting in a sprain. restricted duty began on 12/11/2025

November 13, 2025 AZ · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver STRIKING OR BUMPING
Asarco LLC · Struck against stationary object

The driver was completing a pre-trip inspection on the trailer. Driver was crouched down and stood up, thinking they had enough clearance, and hit their head on the trailer. Driver was wearing a hard hat, which compressed their neck.

October 14, 2025 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Asarco LLC · Struck by... (Not Elsewhere Classified)

While installing a shock brushing in truck 143's lower A arm, EE went to knock it in with a hammer, EE missed striking EE's Right thumb. received 6 sutures

September 22, 2025 AZ · Metal/Non-Metal boomcat operator, stripping shovel operator HANDLING OF MATERIALS
Asarco LLC · Over-exertion (Not Elsewhere Classified)

As the employee was ascending the ladder, felt a pop in left shoulder

September 18, 2025 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech DISORDERS (REPEATED TRAUMA)
Asarco LLC · (Not Elsewhere Classified)

Employee was diagnosed with a standard threshold shift by a doctor on 09/18/2025. This hearing loss is consistent with noise induced in the left and right ear.

September 2, 2025 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Asarco LLC · Caught in, under or between a moving and a stationary object

When they placed a hand up to stop the door/panel from slamming, their left ring finger went into the hinge section. When the door closed it caused injury.

August 29, 2025 AZ · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Asarco LLC · Fall to lower level, (Not Elsewhere Classified)

When checking spigots at tailings walking, they lost footing and fell into a ravine/ditch onto their chest.

August 21, 2025 AZ · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
ASARCO LLC, a Delaware Limited Liability Company · Fall onto or against objects

An employee missed a step on the truck step ladder and fractured EE's right leg. EE was in the process of unloading a delivery to the Mission magazine when incident occurred.

August 12, 2025 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech DISORDERS (REPEATED TRAUMA)
Asarco LLC · (Not Elsewhere Classified)

Employee was diagnosed with a standard threshold shift by doctor on 08/12/2025. This hearing loss is consistent with noise induced loss in the left ear.

July 31, 2025 AZ · Metal/Non-Metal assayer, geologist, metallurgist, engineer, engineer management HANDLING OF MATERIALS
Asarco LLC · Over-exertion in pulling or pushing objects

Contractor employee was tightening bracket on the pulverizer when they felt their right thumb pull back

June 6, 2025 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Asarco LLC · Struck by falling object

Dump bed fell from cribbing causing multiple fractures to hand

June 6, 2025 AZ · Metal/Non-Metal vacuum filter operator, flotation mill/concentrator operator, flotation plant operator MACHINERY
Asarco LLC · Caught in, under or between running or meshing objects

Employee was feeding a cathode through the roller when the end of the cathode grabbed the tip of their left middle finger and pulled their hand into the guard. Resulted in avulsion of left middle finger tip.

May 28, 2025 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Asarco LLC · Struck by... (Not Elsewhere Classified)

Employee was installing a new bearing using a 10lb sledgehammer when they hit their foot just past the steel toe. resulting in the fracture of the minimus pedis (Little toe)

May 21, 2025 AZ · Metal/Non-Metal prep plant foreman, supervisor, mill plant supervisor, kiln supervisor SLIP OR FALL OF PERSON
Asarco LLC · Over-exertion (Not Elsewhere Classified)

Employee was performing EE's area work inspection when EE slipped and heard a pop in the right knee. Resulted in aggravation of old knee injury.

May 19, 2025 AZ · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON
ASARCO LLC, a Delaware Limited Liability Company · Fall to the walkway or working surface

Employee was walking in the tie down area around the water truck, when they slipped and landed on their right wrist, resulting in a fracture. Employee was placed on restricted duty.

May 14, 2025 AZ · Metal/Non-Metal coal/ore shovel operator, shoveler, power shoveler SLIP OR FALL OF PERSON

Employee was dismounting from equipment. While activating the ladder to exit, they began descending before the ladder had fully reached the ground. As a result, the ladder accelerated rapidly. This sudden movement caused employee to lose balance and fall sustaining injuries.

May 14, 2025 AZ · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON
ASARCO LLC, a Delaware Limited Liability Company · Fall onto or against objects

Employee lost EE's footing and stumbled causing EE to lacerate EE's head on a steel window frame of a connex box. Employee received 6 Staples

May 8, 2025 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS

On 05/08/25 employee struck in arm by foreign object did not report the incident. The following week the incident was reported. Foreign body removed. 4 stitches received. Notified 05/27/2025 that the injury was accepted as an industrial injury.

April 19, 2025 AZ · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
ASARCO LLC, a Delaware Limited Liability Company · Fall to the walkway or working surface

Employee was walking in a dim area when EE tripped and fell over forks from a forklift, resulting in right shoulder pain. On 4/22/2025, employee was placed on Restrictive Duty

April 9, 2025 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Asarco LLC · Caught in, under or between running or meshing objects

Injured employee was spinning a pulley sheave by hand to remove an impeller and caught two of EE's left fingers in the belt. EE's left middle finger was badly lacerated and EE's left ring finger sustained a fracture.

February 26, 2025 AZ · Metal/Non-Metal clerk, timekeeper, office worker, director of sales SLIP OR FALL OF PERSON
Asarco LLC · Fall from machine

While dismounting a trailer, Temp employee encountered a loose step causing EE to fall 3 feet onto ground scratch on left elbow and left foot pain resulted in left foot fracture.

February 25, 2025 AZ · Metal/Non-Metal electrician, lineman MACHINERY
Asarco LLC · Struck by... (Not Elsewhere Classified)

Employee was drilling a hole in a new disconnect box. The drill bit got caught and pulled the box into employee's hand. Caused a cut and tuft fracture to right index finger.

February 15, 2025 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Asarco LLC · Over-exertion in lifting objects

Assigned to change out a steering pump and in process used a come-along to hoist up pump into place, felt a pop in left bicep

February 14, 2025 AZ · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
ASARCO LLC, a Delaware Limited Liability Company · Over-exertion (Not Elsewhere Classified)

Employee was washing under the 219 ball mill. Employee crossed over the 212 cyclone feed pump discharge line by stepping on the angle iron brace supporting the pipe. While stepping over, employee slipped and rolled an ankle. Employee was placed on restricted duty 02/18/2025.

February 13, 2025 AZ · Metal/Non-Metal miner, prospector, nec DISORDERS (REPEATED TRAUMA)
ASARCO LLC, a Delaware Limited Liability Company · (Not Elsewhere Classified)

Employee was diagnosed with a standard threshold shift by Dr. on 02/13/2025. The hearing loss is consistent with noise induced loss in the right ear.

January 12, 2025 AZ · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman MACHINERY
ASARCO LLC, a Delaware Limited Liability Company · Struck by... (Not Elsewhere Classified)

Employee was using 1 inch impact gun on bolt under truck. Bolt was not coming off causing the employee to adjust position. As employee was adjusting the impact gun it bounced back hitting employees face causing a small chip top of *R* tooth. 4/10/25 EE did elect to repair tooth, dental work completed

December 31, 2024 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech POWERED HAULAGE
ASARCO LLC, a Delaware Limited Liability Company · Caught in, under or between a moving and a stationary object

Employee noticed idler that was frozen and attempted to free this idler up using a pry bar, the prybar was grabbed by the running Conveyor and pulled in between the trougher idler and the Conveyor belt, this caused the base of the prybar to smash the employee's left hand between the frame and the Prybar.

November 27, 2024 AZ · Metal/Non-Metal electrician, lineman HANDTOOLS (NONPOWERED)
Asarco LLC · Struck by... (Not Elsewhere Classified)

Cutting tape on middle slim, hit a tough spot, applied more pressure hand slipped and cut left knee, 7 stitches received.

November 21, 2024 AZ · Metal/Non-Metal drill helper HANDLING OF MATERIALS
ASARCO LLC, a Delaware Limited Liability Company · Caught in, under or between a moving and a stationary object

While conducting a team lift of a front end of a light plant employee got their finger pinched in between the tongue and the ground, sustaining a fracture/break to the tip right index finger. Employee was evaluated at the Occupational clinic and allowed to return and resume normal work activities, once finger was cleaned and splinted.

November 9, 2024 AZ · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
ASARCO LLC, a Delaware Limited Liability Company · Over-exertion (Not Elsewhere Classified)

Employee was at the media charging area heading down from a fixed ladder on the east side of the station. Approaching EE's last step, EE slipped from the ladder and rolled EE's right ankle after landing on the kick plate/grading foot guarding.

October 21, 2024 AZ · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Asarco LLC · Absorption of radiations, caustics, toxic and noxious substances

Employee was cleaning the lime storage tank due to faulty work boot, employee used someone else's PPE and failed to inspect it prior to use, resulting in blisters, treated as first aid and on 10/24/2024 work restricted duty.

October 6, 2024 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
ASARCO LLC, a Delaware Limited Liability Company · Over-exertion in lifting objects

The employee was working on changing out EGR coolers on the engine of the MM485 water truck. In the process of removing the passenger side EGR cooler employee had arms out and had good control over the cooler (about 40 lbs). As EE was bringing it down, EE heard and felt a pop in their left forearm/ elbow area.

September 11, 2024 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Asarco LLC · Struck by flying object

Employee struck a pin with a hammer and a small fragment of metal hit EE in the face causing a piece of metal to embed into the skin.

August 29, 2024 AZ · Metal/Non-Metal miner, prospector, nec HANDTOOLS (NONPOWERED)
Asarco LLC · Caught in, under or between a moving and a stationary object

Smashed their left thumb between the valve wrench and a flange resulting in a fracture.

August 28, 2024 AZ · Metal/Non-Metal prep plant foreman, supervisor, mill plant supervisor, kiln supervisor DISORDERS (REPEATED TRAUMA)
Asarco LLC · (Not Elsewhere Classified)

Employee was diagnosed with a standard threshold shift by the Doctor on 08/28/2024. This hearing loss is consistent with noise induced loss to the right and left ear.

August 27, 2024 AZ · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Asarco LLC · Over-exertion (Not Elsewhere Classified)

Upon pulling the cord, the cord jerked EE forward causing a popping sensation in EE's right arm resulting in a right wrist strain.

August 11, 2024 AZ · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON
Asarco LLC · Over-exertion (Not Elsewhere Classified)

The employee was walking when they tripped over rocks on the ground and caught themselves by holding onto a tanker vehicle, injuring their right wrist. The driver was evaluated by a medical professional and released to full duty. On 11/11/24, a surgery was performed to address injury at which point the driver was taken off work for surgery and recovery time.

Showing 50 of 1,689