Mining Incidents

MLC - Bonne Terre Metal/Non-Metal

MLC · Facility
Controlled by HBM Holdings Company
Bonne Terre, St Francois County, MO  ·  Active
MSHA Mine ID: 2302371

MLC - Bonne Terre has $554K in proposed MSHA penalties and $54K outstanding across 14 contested dockets, plus health sampling and the full incident record.

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Fatalities
2
Total incidents
40
Years on record
2008–2025
Latest incident
Oct 2025
Compliance record
MSHA citations since 2008
372
citations
149
significant & substantial
$553,520
proposed penalties
$464,404
paid to date
84% of proposed penalties paid to date, a $89,116 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2008
97
inspections on record
2,156
inspection hours
17.3
citations per 100 inspection hours
This rate is recorded citations divided by MSHA inspection hours, per 100 hours. It reflects inspection effort, not mine size or production.
372 citations across 2,156 inspection hours.
Source: MSHA inspections data, updated weekly.

MLC - Bonne Terre has $554K in proposed MSHA penalties and $54K outstanding across 14 contested dockets.

Penalty disposition
Differences between proposed and paid penalties reflect both settlements and conference reductions and amounts still owed. Outstanding is the balance currently owed.
$554K
proposed penalties
$518K
current assessed
$464K
paid to date
$54K
outstanding
361 assessments are final orders; 14 contested dockets.
As of the most recent assessment on 2025-11-03.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
Quarterly safety rates
Citations per million reported employee-hours. Rates begin in 2000, when MSHA's quarterly employment data starts; earlier incidents are counted but cannot be rate-adjusted. Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
Citations per million employee-hours, as reported to MSHA
Quarter Hours worked Citations S&S Per 1M hrs
2025 Q4 21,168 4 0 189.0
2025 Q3 19,935 0 0 0.0
2025 Q2 17,677 6 1 339.4
2025 Q1 20,696 0 0 0.0
2024 Q4 17,378 4 0 230.2
2024 Q3 20,958 0 0 0.0
2024 Q2 21,442 3 0 139.9
2024 Q1 21,501 0 0 0.0
Show 63 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 13,529 2 0 147.8
2023 Q3 20,485 2 0 97.6
2023 Q2 21,196 0 0 0.0
2023 Q1 19,497 5 1 256.4
2022 Q4 19,661 0 0 0.0
2022 Q3 17,786 1 0 56.2
2022 Q2 21,125 0 0 0.0
2022 Q1 19,360 0 0 0.0
2021 Q4 16,842 0 0 0.0
2021 Q3 18,033 6 5 332.7
2021 Q2 18,850 1 0 53.1
2021 Q1 16,037 0 0 0.0
2020 Q4 17,302 0 0 0.0
2020 Q3 16,994 3 0 176.5
2020 Q2 17,369 0 0 0.0
2020 Q1 18,942 2 0 105.6
2019 Q4 17,040 0 0 0.0
2019 Q3 17,732 7 1 394.8
2019 Q2 17,574 0 0 0.0
2019 Q1 14,734 3 0 203.6
2018 Q4 15,103 0 0 0.0
2018 Q3 18,162 6 2 330.4
2018 Q2 17,899 0 0 0.0
2018 Q1 18,693 4 0 214.0
2017 Q4 19,226 0 0 0.0
2017 Q3 18,815 1 0 53.1
2017 Q2 18,003 9 3 499.9
2017 Q1 18,551 0 0 0.0
2016 Q4 19,554 5 2 255.7
2016 Q3 18,611 5 1 268.7
2016 Q2 17,754 0 0 0.0
2016 Q1 20,366 7 2 343.7
2015 Q4 19,662 0 0 0.0
2015 Q3 19,454 0 0 0.0
2015 Q2 18,614 2 0 107.4
2015 Q1 19,096 10 3 523.7
2014 Q4 19,933 0 0 0.0
2014 Q3 20,206 16 5 791.8
2014 Q2 18,422 2 2 108.6
2014 Q1 19,174 11 5 573.7
2013 Q4 19,847 7 5 352.7
2013 Q3 16,669 34 14 2039.7
2013 Q2 15,790 8 2 506.6
2013 Q1 13,606 2 1 147.0
2012 Q4 11,762 18 7 1530.4
2012 Q3 12,263 7 5 570.8
2012 Q2 12,450 10 4 803.2
2012 Q1 11,254 16 10 1421.7
2011 Q4 10,711 5 1 466.8
2011 Q3 7,197 12 6 1667.4
2011 Q2 9,270 5 4 539.4
2011 Q1 9,607 18 10 1873.6
2010 Q4 5,319 0 0 0.0
2010 Q1 14,163 0 0 0.0
2009 Q4 18,095 0 0 0.0
2009 Q3 15,136 11 8 726.7
2009 Q2 11,183 9 2 804.8
2009 Q1 11,037 15 2 1359.1
2008 Q4 17,101 2 1 117.0
2008 Q3 23,050 0 0 0.0
2008 Q2 21,578 21 11 973.2
2008 Q1 20,368 41 19 2013.0
2007 Q4 9,546 0 0 0.0

Fatalities at this mine

2 recorded
October 16, 2025 MO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman Fatality · SLIP OR FALL OF PERSON
MLC · 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.

January 25, 2008 MO · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech Fatality · HANDLING OF MATERIALS
Missouri Lime LLC · Struck by falling object

Two men were working atop an 80 ft silo attempting to reset the chain on a bucket elevator. One man was below and in phone contact with one of the two mechanics atop. As the call was ending, the assisting mechanic atop knocked a 'miner's bar' off the platform. The bar fell and hit the man below on the back of the head. The man died approx. three hours later in the hospital.

Reportable incidents

38 on file (excluding fatalities above)

2025 · 2 incidents

October 20, 2025 MO · Metal/Non-Metal master mechanic, foreman, supervisor SLIP OR FALL OF PERSON
MLC · 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.

April 22, 2025 MO · Metal/Non-Metal prep plant foreman, supervisor, mill plant supervisor, kiln supervisor POWERED HAULAGE
MLC · 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.

2023 · 1 incident

August 3, 2023 MO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman OTHER
MLC · Struck by flying object

Employee was walking by apron conveyor dust collector when they felt something get in their left eye behind their safety glasses.

2022 · 1 incident

January 26, 2022 MO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Valley Minerals, LLC · Struck by falling object

The employee opened the door to the cooler and dust went under EE's safety glasses causing eye irritation in the left eye

2018 · 3 incidents

May 4, 2018 MO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Valley Minerals, LLC · Over-exertion (Not Elsewhere Classified)

Employee allegedly tripped while walking to the office.

March 28, 2018 MO · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator HANDLING OF MATERIALS
Valley Minerals, LLC · Absorption of radiations, caustics, toxic and noxious substances

Employee was cleaning material discharge from the dust chamber, using a skid steer when additional dust discharged from chute burning employee. Employee exited skid steer, landing in material pile also resulting in burns.

February 3, 2018 MO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Valley Minerals, LLC · Struck by flying object

Dusty conditions, PPE ( safety glasses were provided and in use)

2017 · 4 incidents

November 21, 2017 MO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman OTHER
Valley Minerals, LLC · Struck by flying object

Windy dusty conditions.

May 9, 2017 MO · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator POWERED HAULAGE
Valley Minerals, LLC · Struck against a moving object

Operating loader, hit a hole and strained upper back.

2016 · 2 incidents

November 20, 2016 MO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Valley Minerals, LLC · Over-exertion (Not Elsewhere Classified)

Employee was exiting loader and some how hurt shoulder.

November 4, 2016 MO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman MACHINERY
Valley Minerals, LLC · Struck by falling object

Employee was working inside wet scrubber removing dirt from the walls using a hammer-drill and shovel, working off a fully-decked scaffold. Employee was breaking debris off of wall, working above head, when a large piece of dirt broke free and struck employee in head and back, knocking employee to the scaffold deck. Employee was wearing all appropriate PPE.

2015 · 3 incidents

December 15, 2015 MO · Metal/Non-Metal prep plant foreman, supervisor, mill plant supervisor, kiln supervisor HANDLING OF MATERIALS
Valley Minerals, LLC · Caught in, under or between a moving and a stationary object

Jerked coal mill inspection door and caught his finger between door and hand rail

August 15, 2015 MO · Metal/Non-Metal prep plant foreman, supervisor, mill plant supervisor, kiln supervisor HANDLING OF MATERIALS
Valley Minerals, LLC · Struck by... (Not Elsewhere Classified)

Employee was pulling brick out of the old kiln and brick fell on his finger.

August 2, 2015 MO · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator POWERED HAULAGE
Valley Minerals, LLC · Contact with hot objects or substances

Employee was operating Bobcat, removing hot overflow rock. Dumped it in water. Steam burn.

2014 · 10 incidents

October 26, 2014 MO · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator HANDLING OF MATERIALS
Valley Minerals, LLC · Over-exertion (Not Elsewhere Classified)

Was climbing out of dust chamber and pulled something around left rib area

September 16, 2014 MO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Valley Minerals, LLC · Struck by falling object

Employee was in the kiln removing brick. Brick fell from hand and hit left ring finger.

July 23, 2014 MO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Valley Minerals, LLC · Rubbed or abraded

Employee got out of loader. Didn't have his safety glasses on. Got something in his eye, rubbed it, started hurting.

May 1, 2014 MO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Valley Minerals, LLC · Absorption of radiations, caustics, toxic and noxious substances

Rubber boots rubbed a blister on heel, got a little lime dust in boot. Lime burn

March 18, 2014 MO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
Valley Minerals, LLC · Struck by... (Not Elsewhere Classified)

Putting firebrick in the kiln. Was hit on finger with hammer.

March 2, 2014 MO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Valley Minerals, LLC · Absorption of radiations, caustics, toxic and noxious substances

worker didn't realize he had a hole in his boot, got dolomitic quicklime in his boot. lime burn on right foot

February 28, 2014 MO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Valley Minerals, LLC · Absorption of radiations, caustics, toxic and noxious substances

Worker had rubber boots on. Some dry dolomitic got inside the boot, his feet were sweating and he had a blister on his heel. resulted in lime burn.

February 25, 2014 MO · Metal/Non-Metal building repair man, maintenance HANDLING OF MATERIALS
Valley Minerals, LLC · Absorption of radiations, caustics, toxic and noxious substances

Employee was replacing a bearing. Was on his knees, got wet and got lime burns on his knees

February 22, 2014 MO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Valley Minerals, LLC · Contact with hot objects or substances

Slipped down last 2 steps on the ladder. Tried to catch himself. Got hand in hot rocks, some went in his glove.

January 14, 2014 MO · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator FALLING/SLIDING/ROLLING MATERIALS
Valley Minerals, LLC · Struck by falling object

Employee was removing rock from pollution floor. A clump of frozen rock and coal fell from pipe and hit employee on hardhat, which resulted in a concussion.

2013 · 5 incidents

November 29, 2013 MO · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Valley Minerals, LLC · Over-exertion in lifting objects

was shoveling mud.

May 17, 2013 MO · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Valley Minerals, LLC · Caught in, under or between a moving and a stationary object

Setting an I-beam with backhoe. Was reaching across under bucket to reset strap, when bucket dropped. Pinned hand between bucket and I-Beam.

March 5, 2013 MO · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator ALL OTHER OCCUPATIONAL ILLNESSES
Valley Minerals, LLC · (Not Elsewhere Classified)

Employee had an anxiety accident while walking to the shop from the burn floor.

February 12, 2013 MO · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Valley Minerals, LLC · Absorption of radiations, caustics, toxic and noxious substances

Shoveling "B" pan

February 10, 2013 MO · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDTOOLS (NONPOWERED)
Valley Minerals, LLC · Struck by... (Not Elsewhere Classified)

Was rodding out coal mill. Small piece of coal got in eye

2012 · 7 incidents

October 26, 2012 MO · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Valley Minerals, LLC · Absorption of radiations, caustics, toxic and noxious substances

Employee was cleaning out the roll crusher, which was stopped up. When it came loose, lime dust got into his eye.

September 29, 2012 MO · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Valley Minerals, LLC · Over-exertion (Not Elsewhere Classified)

Had mud on boots, was going down ladder, slipped, tried to hold onto handrail and twisted his back.

September 7, 2012 MO · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Valley Minerals, LLC · Caught in, under or between (Not Elsewhere Classified)

Was pushing a large piece of metal into place and pinned his ring finger on right hand.

August 7, 2012 MO · Metal/Non-Metal pumper HANDLING OF MATERIALS
Valley Minerals, LLC · Absorption of radiations, caustics, toxic and noxious substances

Was down in elevator, cleaning "B" pan, stepped in water and got lime burn

August 6, 2012 MO · Metal/Non-Metal pumper HANDLING OF MATERIALS
Valley Minerals, LLC · Absorption of radiations, caustics, toxic and noxious substances

Was cleaning "B" pan, in Cooler area, stepped in water, came up to waist.

July 17, 2012 MO · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Valley Minerals, LLC · Absorption of radiations, caustics, toxic and noxious substances

Employee stepped off ladder into water. The water went into his boot, getting his foot wet, which resulted in a lime burn.

July 9, 2012 MO · Metal/Non-Metal prep plant foreman, supervisor, mill plant supervisor, kiln supervisor HANDLING OF MATERIALS
Valley Minerals, LLC · Struck against stationary object

Was working on pump in Maintenance shed. Slid hand down pipe. Was burr on pipe which cut right hand, requiring sutures

For insurers, brokers, and safety consultants

The full compliance file on MLC - Bonne Terre

A dated report covering the 26-year penalty trail, line-item violation pattern, contest and docket posture, rate-normalized peer benchmark, and full fatality history. Delivered as a PDF with the underlying data as CSV.