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
Filters 2 active
Time period
Experience at time of incident

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The record

161 matching records

Showing 50 of 161
April 1, 2026 MI · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Over-exertion in pulling or pushing objects

EE was installing idler. Pushed on idler to put bolt in to hold idler from moving EE felt a pop in their right wrist. Medical treatment sought. Work restrictions issued due to sprain.

March 24, 2026 MI · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Struck by falling object

EE was moving an idler for conveyor. One end was in the air and fell on EE left foot missing the steel toe of EE's boot by an inch. Idler is 82" long by 6" wide.

March 2, 2026 MI · Metal/Non-Metal ball/rod/pebble/hand/limestone/dry mill operator, roller operator HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Over-exertion in lifting objects

EEs were in the process of removing old belting. Roughly 30lbs of belting per piece. EE lifted the old belting up with assistance from another EE onto a cart to take out of tunnel. When they bent over to pick up another piece they felt a sharp pain across their lower back.

October 28, 2025 MI · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Caught in, under or between a moving and a stationary object

ee was removing idlers from conveyor for a belt change. when they went to move the idler to the floor, their finger got pinched/rolled in between the cans causing a laceration / split to right pinky finger.

August 15, 2025 MI · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Over-exertion in pulling or pushing objects

ee was pulling the slack out of a wash hose when they felt a pop in their back. Incident occurred on 8/15/2025 - ee was evaluated by medical professional and released to work without restrictions. Pain was not getting better so went back to the doctor and was put off work on 9/8/2025.

August 14, 2025 MI · Metal/Non-Metal utility man, shift tech, service/dump truck operator HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Over-exertion in wielding or throwing objects

ee was throwing scrap steel into the skip when EE reaggravated a strain in EE's shoulder that occurred the day before.

May 27, 2025 MI · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Over-exertion in lifting objects

EE was trying to lift new bearing housing into place on take up. EE said EE was in an awkward position and said EE hurt EE's left wrist.

March 3, 2025 MI · Metal/Non-Metal ball/rod/pebble/hand/limestone/dry mill operator, roller operator HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Over-exertion in lifting objects

Employees had a shaft in the upright position in the elevator. when they arrived their floor, one ee held the top while the other bent down to pick up the bottom end. Upon lifting, the ee felt a pop sensation in the groin area. The shaft weighed appx 100 lbs according to ee's. EE sought medical treatment on 3/6 and was put on work restrictions.

February 18, 2025 MI · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Struck by falling object

Employee was rolling a piece of pipe on the welding table and it hit a piece of angle that was also on the table causing it to fall off and land on employee's left foot just behind the steel toe leaving it bruised and swollen. Employee did not seek medical attention until a later date- ee was put off work eff 3/6/25.

December 8, 2024 MI · Metal/Non-Metal quality control technician, laboratory technician, laboratory assistant HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Over-exertion in lifting objects

EE was lifting trays of stone for sampling when they felt a strain in their shoulder. Incident was reported on 12/10. EE sought medical treatment on 12/18 and was issued work restrictions and continued medical treatment.

November 16, 2024 MI · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Over-exertion in lifting objects

EE was lifting a piece of plate steel into place with left hand - felt pop in bicep upon lifting. Suspected rupture of tendon; currently under medical evaluation.

September 26, 2024 MI · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Caught in, under or between a moving and a stationary object

Ee was moving/loading reducers for transport when one shifted causing hand to get pinched between the two items resulting in laceration/stitches.

August 28, 2024 MI · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Caught in, under or between two or more moving objects

EE was heading to the top of the mill in the elevator to check an alarm. Upon reaching the 12th floor EE got out of the elevator and went to close the elevator door. EE was pulling the Strap on the outside of the door and EE's hand got crushed between the doors. Work restrictions issued after medical evaluation.

July 31, 2024 MI · Metal/Non-Metal plumber, pipefitter, millwright HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Over-exertion in lifting objects

EE bent down to remove toilet & felt a strain in back - reported at time of incident, no treatment sought at the time. EE was treated on 8/12/24 in ER due to ongoing/increased pain. Was put off work - became reportable at that time.

July 1, 2024 MI · Metal/Non-Metal utility man, shift tech, service/dump truck operator HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Struck by... (Not Elsewhere Classified)

EE was rolling fuel hose back into hose reel when end kicked up and hit EE in the mouth resulting in chipped tooth. Treatment sought on 8/6/24. Confirmed type of treatment that was provided with dentist on 8/21.

June 4, 2024 MI · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Struck against stationary object

Employee was attempting to remove an oil drain plug, and when it broke free, employee smashed pinky finger on a pipe

May 22, 2024 MI · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Over-exertion in lifting objects

EE lifted a 2 x 12 plank to move it out of the way - as EE lifted, EE heard a "pop" in left bicep followed by shooting pain down to fingers on left hand. EE did a report only at the time, but sought treatment a few days later and has been put on work restrictions with further medical evaluation.

April 11, 2024 MI · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Struck by... (Not Elsewhere Classified)

EE reported discomfort in ankle - no specific event or incident contributed to the onset of pain. Following day, EE was experiencing increased swelling/pain and wasn't feeling well. Went to ER - admitted for severe bacterial infection in ankle assumed to be attributed to something in the water at work. EE was working in wet area at time of report. Still under investigation.

March 12, 2024 MI · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Caught in, under or between a moving and a stationary object

Employees finger was pinched between screen deck media & frame resulting in laceration and fractured finger tip.

January 30, 2023 MI · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Over-exertion (Not Elsewhere Classified)

EE was climbing over conveyor belt so EE and another EE could finish securing the new conveyor channel and support leg install and felt a strain in left groin area.

March 24, 2022 MI · Metal/Non-Metal utility man, shift tech, service/dump truck operator HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Over-exertion in lifting objects

employee was working on replacing bearings which entailed repetitive lifting (with assistance), and resulted in an abdominal strain.

January 28, 2022 MI · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Caught in, under or between a moving and a stationary object

Steel plate slid out of one of the plate clamps then slid out of the other. The plate then struck EE's hand pushing it into a metal saw horse causing damage to two fingers on EE's right hand. EE was sent via ambulance to ER for treatment - xrays determined both fingers were fractured.

August 31, 2021 MI · Metal/Non-Metal miner, prospector, nec HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Over-exertion in lifting objects

Employee was lifting a piece of scrap steel into the metal disposal dumpster, and felt a sharp pain in right shoulder. Employee has continued to work, however, the strain had caused damage to tendons which resulted in surgery on 2/1/22.

June 27, 2020 MI · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Caught in, under or between a moving and a stationary object

Team of millwrights was putting flights back on the apron feeder. As the millwrights were attempting to slide the flight, it suddenly moved and EE's finger was pinched between two flights.

January 8, 2020 MI · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Over-exertion (Not Elsewhere Classified)

Employee was exiting a chute after welding on lifting lugs to remove wear plates. As EE was exiting, EE felt discomfort in EE's knee. EE saw a doctor on the 13th and was given restrictions

July 2, 2019 MI · Metal/Non-Metal plumber, pipefitter, millwright HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Caught in, under or between a moving and a stationary object

Employee was manually moving rail road ties to forks on loader when ties shifted pinching finger between two ties. Resulted in fracture and laceration.

February 12, 2019 MI · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Caught in, under or between a moving and a stationary object

Employee was positioning a wear plate in a chute. The wear plate shifted and employee's right index finger was caught between wear plate and chute, resulting in laceration and fracture.

January 16, 2019 MI · Metal/Non-Metal ball/rod/pebble/hand/limestone/dry mill operator, roller operator HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Caught in, under or between a moving and a stationary object

Employee was handling a recently removed trougher roller to remove it from the area. As they began to tip it on to its side, the can rotated and a finger was pulled in between the cans resulting in a fracture to the left index finger.

September 22, 2018 MI · Metal/Non-Metal barge/boat/dredge/towbarge/towboat/leach operator, riverman, deck hand HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Over-exertion (Not Elsewhere Classified)

Employee was tying up vessel to be loaded, when vessel hoist operator fed too much cable to employee causing cable to slip into water and employee to be jerked resulting in strain to back.

April 7, 2018 MI · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Struck by... (Not Elsewhere Classified)

Employee was moving over the spray pipes on top deck of screen. When EE straightened up a "zip tie" that was holding a temporary light string in place went between EE's hard hat and safety glasses poking EE in the left eye. Prescription given for drops.

March 20, 2018 MI · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Over-exertion in lifting objects

Employee was helping lift a piece of steel to take to the saw. When Employee lifted the steel Employee said Employee felt a pop in lower back. Took to doctor on 3/27/2018 and was given restrictions.

September 4, 2017 MI · Metal/Non-Metal miner, prospector, nec HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Over-exertion in lifting objects

After manually clearing stone from a blocked screen, employee felt a pain in the back of the leg. After another shift with no improvement, employee went to doctor and was given physical therapy.

May 17, 2017 MI · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Over-exertion (Not Elsewhere Classified)

Employee strained elbow while opening elevator door in mill. Saw doctor day of incident. Treatment at that time was not reportable. Employee still experienced pain in elbow. Returned to doctor on 6/5/17 and was prescribe therapy and light duty for elbow.

March 11, 2017 MI · Metal/Non-Metal carpenter HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Over-exertion (Not Elsewhere Classified)

Employee was attempting to retrieve a dropped tape measure with a magnet on a rope. Employee put rope in mouth to hold onto it. EE dropped the magnet and the rope jerked two teeth loose. Employee went to the dentist and teeth were reset with no permanent damage expected.

February 14, 2017 MI · Metal/Non-Metal barge/boat/dredge/towbarge/towboat/leach operator, riverman, deck hand HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Rubbed or abraded

Employee was cleaning up at the end of the shift. Employee had just rubbed their eye and felt a irritation shortly after. The employee requested to see a doctor during the next shift. A small metal filing and rust was removed from the eye. Drops were prescribed.

January 25, 2017 MI · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Over-exertion in lifting objects

Employee was carrying a leaf spring for the P135 pick up to the front of the pit in the automotive bay of the shop. Employee went to set the leaf spring underneath the P135 pick up when EE felt a pain and burning sensation in left shoulder. Leaf spring weighed approximately 50 - 60 lbs.

January 18, 2017 MI · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Over-exertion (Not Elsewhere Classified)

Employee was bending over to put on work boots and felt a pop in lower back. Employee was unable to move.

September 6, 2016 MI · Metal/Non-Metal blaster, shooter, shotfirer, explosive worker, powder gang/monkey HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Over-exertion (Not Elsewhere Classified)

Surgery 12/19/16 - Carrying a pale of stemming, slipped down a hill, pulled groin

August 28, 2016 MI · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Rubbed or abraded

Employee was walking through final screening station when EE stopped to rub right eye. The employee removed glove and rubbed with right index finger. Shortly after that the eye became irritated and the employee flushed it with eyewash at the office. Further irritation resulted in employee seeking medical treatment.

June 23, 2016 MI · Metal/Non-Metal electrician, lineman HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Over-exertion in lifting objects

EE1 and EE2 were moving HVAC window units in the Electrical store room to perform maintenance. EE1 was holding one of the units and the unit became wedged against a reel of cable. EE1 lifted that reel up over the AC unit with left arm out of their way. While doing, so ee1 felt a sharp pain in shoulder. EE1 did not see a doctor until 7/21/2016

May 11, 2016 MI · Metal/Non-Metal barge/boat/dredge/towbarge/towboat/leach operator, riverman, deck hand HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Over-exertion (Not Elsewhere Classified)

Employee was training to operate the drill. After break, the employee was returning to the drill, walking over rough terrain, when EE felt a pain in their right calf. EE was taken to doctor for evaluation.

April 7, 2016 MI · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Over-exertion (Not Elsewhere Classified)

While changing bags in the bag house EE was kneeling down to change a bag and turned to grab a tool EE left knee popped.

January 25, 2016 MI · Metal/Non-Metal miner, prospector, nec HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Caught in, under or between a moving and a stationary object

Employee was performing maintenance on car 123 and discovered a damaged brake cylinder, which was removed and placed in back of service truck. The employee +1 were removing the cylinder from the truck to dispose of it, it slipped and crushed the EEs finger between the brake cylinder and step of the service truck, resulting in facture of right pinky.

August 26, 2015 MI · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Over-exertion in lifting objects

Employee cleaned up some stone with a shovel (less than a wheel barrow). Had sat down. When he stood up to climb some stairs had pain in lower back.

July 2, 2015 MI · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Over-exertion in pulling or pushing objects

EE was pulling on a conveyor belt when he felt a pain in his back. EE received modified duty on 7/20/15 from the treating physician.

June 17, 2015 MI · Metal/Non-Metal lab technician HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Over-exertion (Not Elsewhere Classified)

Lab Tech was analyzing stone sizing in the lab, which is a repetitive motion, when she felt soreness in her right shoulder. She reported her soreness on the DOI but did not receive treatment until 7/7/15 which includes modified duty.

May 30, 2015 MI · Metal/Non-Metal prep plant foreman, supervisor, mill plant supervisor, kiln supervisor HANDLING OF MATERIALS
O-N Minerals (Michigan) Company · Over-exertion in lifting objects

EE was reaching over the return belt next to the tail pulley and lifting an idler out of its channel when he felt a pain in his back. Received medical treatment and was given work restrictions 7/20/15.

Showing 50 of 161