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

55 matching records

Showing 50 of 55
February 6, 2026 AZ · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Fall from machine

Mine operator twisted ankle while exiting a transport van. Medical examination assigned work restrictions. Operator returned to work next shift but declined to perform restricted duties. Operator reports ongoing physical therapy for injury and has not returned to site in any capacity.

December 2, 2025 AZ · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Over-exertion (Not Elsewhere Classified)

Operator was walking on uneven ground and felt pain in their knee. After evaluation employee was placed out of work by the medical provider beginning on 12/10/2025.

October 17, 2025 AZ · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Fall from machine

A Haul Truck Operator was climbing from truck to the ground using the handrails and 3-step boarding ladder when they fell from the second step to the ground. They were transported to the hospital for evaluation and was placed out of work for a suspected concussion. Their first shift of lost time was 10/19/2025.

October 1, 2025 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Fall from scaffolds, walkways, platforms

The victim was preparing the area to lower a vulcanizing hot press down to the lower level by removing grates on the 2nd floor of the number 2 ball mill feeder belt. In the process, the victim, who was not wearing fall protection, fell 10 feet to the lower level.

September 11, 2025 AZ · Metal/Non-Metal greaser, grease man, oiler, lube man, dragline oiler SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Over-exertion (Not Elsewhere Classified)

A Lube Technician was dismounting a dozer in the pit after servicing it, when stepping down they felt pain in their ankle and felt a pop. EE was sent to a provider for evaluation on 09/11/2025 and was diagnosed with a sprain injury and placed on crutches, first day of lost time was 09/12/2025.

September 3, 2025 AZ · Metal/Non-Metal plumber, pipefitter, millwright SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Fall onto or against objects

A mechanic was stepping onto a barge from the ground when their muddy rubber boots caused them to lose footing and slip and caught themselves by grabbing the handrail and hurting their right shoulder.

April 29, 2025 AZ · Metal/Non-Metal clerk, timekeeper, office worker, director of sales SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Fall to the walkway or working surface

Employee was walking from the Main Gate to the Administration building and there was a pickup next to the gate, they walked around the pickup and turned to talk to the driver. As they turned back to continue walking, they stepped into a dip in the pavement, twisted an ankle, and fell resulting in an ankle fracture.

August 23, 2024 AZ · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Fall onto or against objects

Employee was removing brush and weeds while standing on a pallet and slipped causing EE to fall to EE's knee. New restrictions issued on 10/14/2024, first missed shift is 10/16/2024.

August 2, 2024 AZ · Metal/Non-Metal miner, prospector, nec SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Fall from machine

Employee was boarding employee's haul truck and for an unknown reason, chose to utilize the emergency egress ladder rather than the normal boarding ladder/stairs. EE reached the third rung from the top when EE fell approximately 11 feet to the ground. EE received a head laceration, fractured right thumb, fractured collarbone, and fractured C6 lamina.

July 27, 2024 AZ · Metal/Non-Metal crane operator, mobile equipment operator (meo), dragline operator, dropball operator, rigger SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Over-exertion (Not Elsewhere Classified)

Employee was climbing Scaffolding felt a pop and sharp pain in the left knee. Employee was diagnosed at medical facility with strain/sprain to the knee. Was referred to physician for further evaluation.

April 15, 2024 AZ · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Fall onto or against objects

While operator was going to move plastic pallet from table to set up for next day starter sheets as operator was moving the pallet it slid of table causing employee to lose balance falling back and hitting lower left triceps, causing a laceration requiring sutures, and a bruise and swelling on elbow area.

July 16, 2023 AZ · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Fall down stairs

Walking down 3 steps employee tripped and fell

February 20, 2023 AZ · Metal/Non-Metal water circuit operator, slurry operator, mix operator, pump operator worker SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Fall to the walkway or working surface

Tripped and fell on grating injuring EE's finger

June 24, 2022 AZ · Metal/Non-Metal miner, prospector, nec SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Fall to the walkway or working surface

Operator was walking from the piece of equipment to the restroom when EE tripped over EE's feet causing EE to fall to the ground. Employee is being treated for a shoulder fracture. Employee was initially injured on June 24th however the fracture was not found until the follow up appt. on July 21st making it reportable. Employee has not lost any days.

June 9, 2022 AZ · Metal/Non-Metal miner, prospector, nec SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Fall to the walkway or working surface

Person was injured June 9th and worked until results showed a fracture. Is now out as of 7-7-22. Fracture was not found until 7-7-22 and has become a lost time. Employee had been released for work as part of normal job duties prior to the diagnosis.

March 4, 2022 AZ · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Fall onto or against objects

Employee tripped while making rounds fell and cut left hand.

April 8, 2021 AZ · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Over-exertion (Not Elsewhere Classified)

Driver stared shift at 10:30 pm on 04/07/2021. While placing a seal on a container the driver was stepping from catwalk onto the container and rolled EE's ankle. EE required assistance at this point.

March 10, 2020 AZ · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Fall from machine

The employee injured their wrist when they fell from the truck during dismount.

November 7, 2018 AZ · Metal/Non-Metal plumber, pipefitter, millwright SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Fall onto or against objects

An employee was travelling in the outlying area, got out to check something on their light vehicle, then tripped and fell approximately seven feet down a hill side. They struck a cactus and received abrasions on their torso and a laceration on their hand that required stitches.

July 2, 2018 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Fall onto or against objects

employee had pain in back while reaching for a hose, tripped and fell striking EE's chin on a rock.

June 23, 2018 AZ · Metal/Non-Metal crusher attendant/operator, pan feeder operator/worker SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Fall to the walkway or working surface

an employee was walking across mill parking area, lost EE's footing on the uneven surface causing an ankle sprain.

April 17, 2017 AZ · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Fall to the walkway or working surface

While carrying a pressure washer, employee slipped and fell on knees and hands. Diagnosed with fracture of thumb on 5/3/17.

March 27, 2017 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Fall down stairs

Employee was walking down stairs and left knee gave out and ee fell down three steps to stair landing.

February 28, 2017 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Over-exertion (Not Elsewhere Classified)

Employee states slipped on mud and felt a tweak in left knee.

November 1, 2016 AZ · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Fall from machine

Operator was climbing on water truck and became dizzy and light headed, then fell off step to the ground injuring left shoulder, head and right knee.

September 8, 2016 AZ · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Fall to the walkway or working surface

While changing bolts on slurry pump, the bar being used slipped, causing the employee to fall backward and trip over a conduit on the ground landing on left wrist.

September 6, 2016 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Fall to the walkway or working surface

Employee walked around loader, tripped over rock and fell to ground landing on elbow and hip.

July 30, 2016 AZ · Metal/Non-Metal prep plant foreman, supervisor, mill plant supervisor, kiln supervisor SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Fall to the walkway or working surface

While scouting a path for equipment operators to access a downed power line, employee slipped and fell, twisting left knee.

October 28, 2015 AZ · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Over-exertion (Not Elsewhere Classified)

After washing down haul truck employee slipped on wet surface causing groin strain.

September 27, 2015 AZ · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Fall from machine

Employee attempting to unstick ladder from haul truck to dismount fell back on his wrist

July 5, 2015 AZ · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Fall onto or against objects

Employee slipped on water while walking to the Lime Plant and he fell backwards hitting his head on the cement slab.

June 14, 2015 AZ · Metal/Non-Metal bit sharpener, bit grinder, grinder SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Over-exertion (Not Elsewhere Classified)

Closing 2C cyclone and stepped up on the beam to reach airline. When stepping down, did not place foot all the way on the ground, and slipped on the beam causing her to twist her right ankle. Requested no further medical attention at this time.

April 22, 2015 AZ · Metal/Non-Metal miner, prospector, nec SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Fall to the walkway or working surface

While moving 4" X 20' piece of Drisco pipe, employee stumbled over small windrow of tailings and fell to his knees causing muscle strain on lower back.

March 20, 2015 AZ · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Fall to the walkway or working surface

Employee took shortcut through muddy puddle while carrying 3 empty 1 gallon tanks and slipped causing a strain on his left knee

January 30, 2015 AZ · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Fall from machine

Employee lost footing coming off 993 loader ladder and fell approximately 4 feet landing on left shoulder

January 20, 2015 AZ · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Over-exertion (Not Elsewhere Classified)

Employee operating crane stepped off 3" drop in flooring and hyper extended R knee.

January 12, 2015 AZ · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Fall onto or against objects

Employee's foot slipped off the step when dismounting the rubber tire and cut her R knee.

December 13, 2014 AZ · Metal/Non-Metal froth cell operator, flotation mill operator, concetrator operator SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Over-exertion (Not Elsewhere Classified)

Employee slipped off headerline while changing valve and strained his left knee

October 28, 2014 AZ · Metal/Non-Metal crusher attendant/operator, pan feeder operator/worker SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Fall to the walkway or working surface

Employee was gapping crusher when she took a step back and her foot got caught on some metal falling backwards breaking her fall with her arm.

July 2, 2014 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Pinto Valley Mining Corp. · Fall to the walkway or working surface

Employee was leaning over to get something and fell on his knee cap

Showing 50 of 55