Mining Incidents

MLCMining Incidents in 2025

All MSHA-reportable accidents at MLC operations in 2025. Fatalities appear first.

Fatalities in 2025
1
Total incidents
23
Year
2025

Top incident classifications

  1. 01SLIP OR FALL OF PERSON6 incidents
  2. 02HANDLING OF MATERIALS4 incidents
  3. 03POWERED HAULAGE3 incidents
  4. 04MACHINERY3 incidents
  5. 05OTHER3 incidents

All incidents in 2025

Fall from scaffolds, walkways, platforms

Employee was performing cleaning and maintenance. They began work around 7 pm and was discovered by coworkers on the ground below the area of work. It is believed they fell.

Caught in, under or between a moving and a stationary object

Employee was working to set the secondary screen into final position with crane, the load shifted, and employee pinched wrist between screen and column.

Absorption of radiations, caustics, toxic and noxious substances

Dirty dust collector, Lime dust on filter bags, extreme heat, sweating, resulting in chemical burns on both arms and neck.

Struck by flying object

Employee was using vac truck to empty rail car. Had to use an air lance to break up the material. When the lance was moved to a new location it shot material back in to the face.

Fall to the walkway or working surface

Scale Attendant fell on ice going to car. Employee has been performing normal job duties but has had consistent discomfort. Employee became reportable on 3/14/2025 after a follow up doctor's visit indicated a nondisplaced fracture of the left tibial spine requiring restricted duty.

Struck against a moving object

Employee was dumping a load at the tailings dump in the Mississippi Mine. After dumping the load EE watched for the light on the dash to go off signaling the bed was down. EE began to exit the mine and when EE got to the blacksmiths shop EE felt the bed contact a brow and ripped the bed off

Struck against a moving object

Haul truck operator was getting loaded and on the last bucket EE experienced a jolting feeling that caused pain in EE's back.

Over-exertion (Not Elsewhere Classified)

Employee walked down staircase, stepped in uneven surface rolling left ankle.

Struck against stationary object

Employee was power washing the right port of the RK 1 Ram W, struck a pocket, causing hot material to blow back on EE. Employee jumped back to avoid material and hit EE's head on pin gate. Employee received sutures.

Over-exertion (Not Elsewhere Classified)

Employee was stepping off equipment, landed on a rock and sprained an ankle.

Bodily reaction, (Not Elsewhere Classified)

Employee was working on MRH #2 separator, employee was crouching under neath the catwalk when they felt the lower back tighten up. Employee reported incident on 04/21/2025, then received restrictions on 04/29/2025.

Fall to the walkway or working surface

Employee was descending the MROT storeroom stairs carrying boxes. Once EE got to the bottom of the staircase, started walking to leave storeroom, and tripped over pallet that was in walkway causing EE to fall on EE's arms/shoulder. Employee had an MRI that showed a broken bone in the shoulder as well as a torn labrum after follow-up with orthopedic on 4/17/2025.

Struck against stationary object

Employee stepped on a piece of ash ring debris and sprained right ankle. Orthopedic doctor diagnosed torn ligaments, prescribed boot, crutches and physical therapy and restricted duty to no climbing steps or ladders. MLC is accommodating restrictions.

Fall onto or against objects

Employee was cleaning out the bottom level of the feedend and removing unused metal from feedend area. As EE was dragging the piece of metal out, EE tripped over another piece of guarding EE had previously moved into a pile to dispose of. EE fell onto a piece of angle iron on the pile and cut the back of EE's knee.

Fall down stairs

An employee slipped and fell while descending the wooden stairs near the office trailers, landing on their arm and injuring their shoulder. During the fall, their foot slipped forward, causing them to land backward on their arm near the elbow, resulting in pain extending to the shoulder. A medical evaluation confirmed a small fracture in the left shoulder.

Absorption of radiations, caustics, toxic and noxious substances

Employee was walking up set of stairs to check on repair status of transfer chute transfer screw when employee looked up and a particle of lime dust entered EE's eye

Struck by flying object

A crew was cleaning the roofs above 9/10 kilns. While scraping the roof, wind blew material into employee's eye.

Struck by falling object

Employee was raking oversize rock from the grating at the discharge of the Dryer. As EE was prying rocks from the grating, a rock fell from the end of the dryer kiln, bounced off the grating, striking EE in the mouth. This resulted in the chipping of two teeth and loosening of four teeth. Employee will need dental work to repair teeth.

Contact with hot objects or substances

Employee was cleaning out the vault area of the kiln, scooped up a large piece of Hot Coating. It rolled over the back of the bucket striking a hydraulic fitting, causing it to break and spray Hot hydraulic oil , causing a flash fire that was extinguished in less a minute.

Absorption of radiations, caustics, toxic and noxious substances

Driver was offloading at the Vertical when the line became plugged. EE shut down the air and went to work the plug. The cam lock came loose, and lime blew into EE's face. Driver was wearing goggles. Employee was prescribed medication for EE's eye.

Struck by flying object

Employee was cleaning along 19 belt when a gust of wind blew stone dust into EE's eyes. EE washed out eyes and assumed there would be no further issues. The eye irritation continued and got worse over the following days. Employee was given prescription eye medication on 3/8/2025.

Absorption of radiations, caustics, toxic and noxious substances

Employee was climbing ladder to go to upper level and when EE got near the top, employee stated wind blew lime dust in EE's eye. Employee was wearing safety glasses.

Over-exertion (Not Elsewhere Classified)

Repetitive motion of pulling supersucker hoses resulting in repetitive motion injury.

Other years on record

Source: US Mine Safety and Health Administration (MSHA) accident records, kept current weekly. Operator identity is MSHA's operator_id on the accident record; records are scoped to MLC's numeric MSHA operator ID.