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

401 total records

Showing 50 of 401
April 23, 2026 MN · Metal/Non-Metal assayer, geologist, metallurgist, engineer, engineer management OTHER
United Taconite LLC · Struck by flying object

While conducting tailings dam safety inspections, the wind increased, causing increasingly dusty conditions, resulting in dust getting into the employee's eye.

April 1, 2026 MN · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
United Taconite LLC · Struck by falling object

EE was cutting piece of steel with 21" torch out of the stilling well in 4 Tails Hydro. EE cut from the bottom of seam leaving ~6" gap in middle, then cut seam from top down. The piece of steel shifted, broke off, and fell backwards over top of the rake making contact with EE left arm and face shield resulting in stitches to the nose.

March 5, 2026 MN · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
United Taconite LLC · Over-exertion (Not Elsewhere Classified)

EE was turning on stairs landing to go up the stairs on Pellet Plant line 1 carriage up towards balling drum. EE felt pain in the right knee. No slip-fall occurred.

January 18, 2026 MN · Metal/Non-Metal ENTRAPMENT
United Taconite LLC · Accident type, without injuries

EE entered into Otis freight elevator to get to another floor in the Pellet Plant while performing operational rounds. Elevator stopped operating. While on the phone with the MSHA OneCall, elevator technician arrived onsite & EE was able to exit the elevator. No injury to employee.

December 27, 2025 MN · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
United Taconite LLC · Fall from machine

EE was exiting a Broderson mobile crane and caught their foot on the bottom edge of the Broderson doorway. The EE tripped and fell approximately 18-20 inches striking their left knee on the ground. The fall caused a minor scrape to their left knee, at a follow up appointment on 1/6/2026 the diagnosis changed to a closed nondisplaced transverse fracture of left patella.

October 14, 2025 MN · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
United Taconite LLC · Over-exertion (Not Elsewhere Classified)

MMG's were removing the 5B rougher drum in the east side of the Concentrator to repair the tub. They used OH crane to remove drum to set the magnetic rougher drum on ball mill floor cover. The cover became stuck to bottom of drum. MMG jumped on 5ft pry bar placed between cover & drum (@ angle ~4-5" from ground), when cover released, EE injured right foot.

September 15, 2025 MN · Metal/Non-Metal electrician, lineman HANDTOOLS (NONPOWERED)
United Taconite LLC · Struck by... (Not Elsewhere Classified)

Employee was using a utility knife to cut zip ties when they slipped and cut their right thumb which required sutures.

August 28, 2025 MN · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
United Taconite LLC · Over-exertion (Not Elsewhere Classified)

Employee was walking outside of the unload pocket when they stepped into a wash-out injuring their lower back.

July 29, 2025 MN · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
United Taconite LLC · Struck by flying object

Employee was using brass punch to remove rod screen arm bearing. During this activity a piece of the punch broke off hitting employee's tooth. The employee did not visit a dental office until 9/10/25, and at which time, the tooth was repaired. The office visit summary wasn't received until 9/16/2025

July 9, 2025 MN · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
United Taconite LLC · Struck by... (Not Elsewhere Classified)

Employees were positioning a roll crusher roller when the load shifted causing the roller to strike the injured employee's right foot resulting in three broken bones.

June 23, 2025 MN · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech NONPOWERED HAULAGE
United Taconite LLC · Struck against a moving object

Employee was pushing a 55 gallon grease drum with a drum cart when the tire struck a bolt in the grating causing the employee to hit their ribs on the cart handle. The employee was evaluated on June 23rd and returned to work without restrictions. The employee was seen again on June 27th and was then placed on restrictions as a result of the injury.

May 5, 2025 MN · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
United Taconite LLC · Caught in, under or between a moving and a stationary object

Employee was in the process of installing the lock ring on a 240 ton haul truck tire when the ring snapped into place causing the clamp to make contact with the employee's right index finger resulting in a laceration.

February 6, 2025 MN · Metal/Non-Metal mechanic helper MACHINERY
United Taconite LLC · Struck by... (Not Elsewhere Classified)

Employee was holding a bolt with the left hand and started to use an impact wrench to loosen the bolt. The bolt head began to spin in the hand resulting in a laceration of the left middle finger requiring sutures.

November 8, 2024 MN · Metal/Non-Metal miner, prospector, nec HANDLING OF MATERIALS
United Taconite LLC · Caught in, under or between a moving and a stationary object

Employee was opening a sliding steel pocket door to the complete open position when they pinched their right pinky finger between a latch and the door frame.

September 16, 2024 MN · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
United Taconite LLC · Caught in, under or between a moving and a stationary object

Worker was working on installing a driveline on a DR412i equipment. One side was connected and the other end of the driveline fell. Worker's hands were trapped between driveline and pumps. Worker removed both hands after getting pinched adding to the injury. Worker climbed out of pump area and off the machine.

August 26, 2024 MN · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
United Taconite LLC · Caught in, under or between a moving and a stationary object

Employee pinched the right thumb between a pipe support and existing steel structure resulting in a fractured thumb.

August 23, 2024 MN · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator OCCUPATIONAL SKIN DISEASES
United Taconite LLC · Absorption of radiations, caustics, toxic and noxious substances

EE was working in a hot, humid and dusty environment. Employee noticed a rash forming. The employee initially thought it was chafing or possibly a heat rash. It was later determined that the employee had touched epoxy paint that had not fully cured. The paint was on tank wall panels that the employee had been working around. rash only, no other conditions or symptoms.

August 23, 2024 MN · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator OCCUPATIONAL SKIN DISEASES
United Taconite LLC · Absorption of radiations, caustics, toxic and noxious substances

EE was working in a hot, humid and dusty environment. Employee noticed a rash forming. The employee initially thought it was chafing or possibly a heat rash. It was later determined that the employee had touched epoxy paint that had not fully cured. The paint was on tank wall panels that the employee had been working around. Rash only, no other conditions or symptoms.

August 22, 2024 MN · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
United Taconite LLC · Struck by flying object

Employee was using hammer and chisel to remove a carbide insert when a piece of metal broke from the chisel and punctured the inside of the left wrist and becoming embedded beneath the skin.

August 19, 2024 MN · Metal/Non-Metal prep plant foreman, supervisor, mill plant supervisor, kiln supervisor POWERED HAULAGE
United Taconite LLC · Struck by falling object

While discussing the next shift's work with other contractors, a piece of refractory fell from near the top of the stack, striking employee directly on the top of EE's hard hat, knocking EE unconscious. EE regained consciousness and was transported to hospital. EE has a fractured skull and cheek bone.

August 12, 2024 MN · Metal/Non-Metal welder (shop) SLIP OR FALL OF PERSON
United Taconite LLC · Fall to the walkway or working surface

Injured was walking on uneven floor grating when they tripped and fell to their knees.

July 12, 2024 MN · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON
United Taconite LLC · Fall to the walkway or working surface

EE fell and landed on their right wrist while trying to avoid a light fleet vehicle that was backing up to retrieve tow slings. EE received a splint during the ER visit.

June 7, 2024 MN · Metal/Non-Metal FIRE
United Taconite LLC · Accident type, without injuries

When first starting the unit at 7:15am a cloud of white smoke came out of the engine followed by a cloud of black smoke. Employee noticed the smoke and exited the excavator. The fire burned for 12 minutes before the local fire services arrived and put out the fire. No injuries or other equipment was involved.

June 6, 2024 MN · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
United Taconite LLC · Caught in, under or between a moving and a stationary object

Employee was mounting haul truck tire on a five piece rim when EE pinched the index and middle finger of right hand between the lock ring and the bead seat of the tire resulting in a break of the bones on the tip of the right middle and index fingers.

May 30, 2024 MN · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
United Taconite LLC · Struck by flying object

Employee got a piece of slag in their right eye while a nearby employee was using a grinder.

May 6, 2024 MN · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
United Taconite LLC · Struck by falling object

Employee was in the process of hauling a used troughing roller to a flat bed truck when they dropped the roller on their right hand resulting in a laceration.

May 1, 2024 MN · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman OTHER
United Taconite LLC · Struck by... (Not Elsewhere Classified)

Employee was installing insulation on roof. One employee was handing a piece of 4x8 to EE when the wind came up and blew it up and hit EE and knocked EE to the roof.

March 1, 2024 MN · Metal/Non-Metal FIRE
United Taconite LLC · Accident type, without injuries

When loading trucks on the tailings basin a newly installed by 3rs party hydraulic pump on a PC800 excavator caught on fire. Employee noticed flames in the mirror and exited the excavator. The fire burned for more than 30 minutes before mine and local fire services arrived and put out the fire. No injuries or other equipment involved, the PC800 was a total loss.

December 28, 2023 MN · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech FIRE
United Taconite LLC · Contact with hot objects or substances

Employee used a personal lighter to burn off a loose thread from their coveralls when the chemical being used for belt maintenance ignited resulting in a burn to the hand.

November 19, 2023 MN · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON
United Taconite LLC · Fall to the walkway or working surface

Employee slipped and fell while walking on a slope resulting in pain in the right shoulder.

October 17, 2023 MN · Metal/Non-Metal assayer, geologist, metallurgist, engineer, engineer management SLIP OR FALL OF PERSON
United Taconite LLC · Fall to the walkway or working surface

Employee tripped while taking measurements which resulted in falling and cutting the employee's left knee requiring stitches.

October 10, 2023 MN · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
United Taconite LLC · Caught in, under or between (Not Elsewhere Classified)

Employee was assisting in positioning some steel channel in a storage location. As the channel was being moved, the employee pinched the left thumb between the two pieces resulting in a hairline fracture.

August 29, 2023 MN · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
United Taconite LLC · Over-exertion (Not Elsewhere Classified)

EE was spinning on 15/16" lug nuts onto split rim from forklift and felt discomfort and soreness in the left wrist.

July 12, 2023 MN · Metal/Non-Metal welder (shop) MACHINERY
United Taconite LLC · Struck by flying object

EE was chipping concrete. While chipping, EE felt material enter the right eye.

June 27, 2023 MN · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
United Taconite LLC · Over-exertion in lifting objects

Employee was lifting a 5' lining bar weighing approximately 20 lbs. when they dislocated their right shoulder. The affected employee has a previous history of right shoulder issues which includes previous dislocations.

May 17, 2023 MN · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
United Taconite LLC · Fall to the walkway or working surface

EE was working near conveyor belt 10 as the vacuum truck operator. The employee was walking back to the vac truck and tripped on a rock causing EE to fall and land on EE's shoulder. EE dislocate EE's right shoulder

May 9, 2023 MN · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
United Taconite LLC · Over-exertion in pulling or pushing objects

Employee was using a 1/2" drive torque wrench and while in the process of torqueing bolts and felt discomfort in the right elbow. Employee was given a sling at the ER visit.

March 6, 2023 MN · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
United Taconite LLC · Fall onto or against objects

A Maviro employee was performing HPWB operations at the United Taconite mine, when a 10K PSI dump valve failed to properly dump water and cause the injured employee to lose their balance and hit the back right side of their head on the hand rail behind them.

February 1, 2023 MN · Metal/Non-Metal crusher attendant/operator, pan feeder operator/worker SLIP OR FALL OF PERSON
United Taconite LLC · Fall to the walkway or working surface

EE was walking outside and slipped on a snow packed road, fell and landed on their shoulder causing a dislocation of the left shoulder.

January 24, 2023 MN · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech DISORDERS (REPEATED TRAUMA)
United Taconite LLC · Over-exertion (Not Elsewhere Classified)

Mechanic was diagnosed with tenosynovitis of the wrist flexor.

January 18, 2023 MN · Metal/Non-Metal welder (non-shop) MACHINERY
United Taconite LLC · Struck by... (Not Elsewhere Classified)

Employee was cutting a rubber hose with a battery-powered, handheld cutoff tool. The wheel caught and kicked the tool back causing the cutoff wheel to cut through the employee's leather work glove and into their left wrist. Resulting injury required 7 sutures.

December 8, 2022 MN · Metal/Non-Metal electrician, lineman HANDLING OF MATERIALS
United Taconite LLC · Caught in, under or between a moving and a stationary object

While placing a scaffolding section in 4c crusher base, employee pinched their right pinky finger between the scaffolding section and some rocks at the bottom of the base. Resulting laceration required 2 sutures.

November 21, 2022 MN · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
United Taconite LLC · Caught in, under or between a moving and a stationary object

Mechanic's hand was briefly pinched between a hydraulic shovel roller assembly and the shovel frame during installation. Contact occurred when the assembly being installed unexpectedly pivoted upward while the mechanic's hand was on top of it. Nondisplaced fracture of the second metacarpal bone, right hand.

November 5, 2022 MN · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
United Taconite LLC · Over-exertion (Not Elsewhere Classified)

Operator misstepped off of last rung while descending from 8 yard loader. Did not fall due to having 3 points of contact but abrupt motion caused acute lower back pain.

September 22, 2022 MN · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
United Taconite LLC · Caught in, under or between a moving and a stationary object

Mechanic was installing adjustment ring for crusher and trying to position an inner spring bolt that was stuck/hung up. Bolt released and dropped downward, pinching the employee's right hand pinky finger.

August 16, 2022 MN · Metal/Non-Metal welder (shop) HANDLING OF MATERIALS
United Taconite LLC · Caught in, under or between a moving and a stationary object

Welder was releasing a plate magnet when their ring finger was caught in a pinch point between the handle and body of the magnet, resulting in an open non-displaced fracture of the distal phalanx.

July 14, 2022 MN · Metal/Non-Metal quality control technician, laboratory technician, laboratory assistant HANDLING OF MATERIALS
United Taconite LLC · Over-exertion in wielding or throwing objects

Operator was diagnosed and treated for rotator cuff repair. Previously reported discomfort after shoveling material next to a conveyor belt.

July 12, 2022 MN · Metal/Non-Metal electrician, lineman DISORDERS (REPEATED TRAUMA)
United Taconite LLC · Over-exertion (Not Elsewhere Classified)

Electrician was diagnosed with trigger thumb of the right hand. No specific incident, developed over time.

April 23, 2022 MN · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
United Taconite LLC · Contact with hot objects or substances

Employee was working near the pellet furnace double-dump dust valves when an unexpected hot dust cloud contacted employee in the face.

March 15, 2022 MN · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
United Taconite LLC · Fall from ladders

Employee's foot slipped on last rung while descending ladder. Their foot landed awkwardly; they twisted their ankle resulting in a sprain.

Showing 50 of 401