Mining Incidents

MLC operator

Controlled by HBM Holdings Company
MSHA operator ID: L01289
Fatalities
6
Total incidents
1944
Mines on record
7
Years on record
1983–2026
Compliance record
MSHA citations since 2000
2,782
citations
537
significant & substantial
$2,214,091
proposed penalties
$2,045,685
paid to date
92% of proposed penalties paid to date, a $168,405 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
512
inspections on record
26,111
inspection hours
10.7
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.
2,782 citations across 26,111 inspection hours.
Source: MSHA inspections data, updated weekly.
Penalty disposition
Differences between proposed and paid penalties reflect both settlements and conference reductions and amounts still owed. Outstanding is the balance currently owed.
$2.2M
proposed penalties
$2.1M
current assessed
$2.0M
paid to date
$94K
outstanding
2,721 assessments are final orders; 50 contested dockets.
As of the most recent assessment on 2026-04-29.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.

Top causes

Incident timeline

2026
8
2025
23 (1f)
2024
14
2023
14
2022
8
2021
15
2020
30
2019
12
2018
18
2017
14
2016
31
2015
9
2014
20 (2f)
2013
17
2012
14
2011
16
2010
17
2009
10
2008
14
2007
12 (1f)
2006
13
2005
9
2004
15
2003
15
2002
22 (1f)
2001
28
2000
47 (1f)
1999
95
1998
97
1997
76
1996
94
1995
89
1994
84

Mines on record

Fatalities under this operator

6 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.

April 11, 2014 MO · Metal/Non-Metal laborer, bull gang, faceman, parts runner, roustabout, roof trimmer/scaler Fatality · FALL OF FACE/RIB/PILLAR/SIDE/HIGHWALL
MLC · Fall from machine

The employees were scaling from a man basket on a boom truck when large slabs struck the boom causing it to separate from the truck.

April 11, 2014 MO · Metal/Non-Metal laborer, bull gang, faceman, parts runner, roustabout, roof trimmer/scaler Fatality · FALL OF FACE/RIB/PILLAR/SIDE/HIGHWALL
MLC · Fall from machine

Employee was scaling from a man basket on a boom truck when large slabs of rock struck the boom causing it to separate from the boom.

June 13, 2007 MO · Metal/Non-Metal welder (shop) Fatality · MACHINERY
MLC · Struck by... (Not Elsewhere Classified)

EE and other co-workers were trying to connect a 42-in. inlet duct to a top reversal box through an opening in the building. The EE was inside the building between the inlet duct and reversal box. When the inlet duct unexpectedly came through the opening, it struck the injured employee in the head causing severe head injury resulting in death on 6/19/2007.

April 4, 2002 MO · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech Fatality · HANDLING OF MATERIALS
MLC · Struck by falling object

WHILE ON THE GROUND SPOTTING FOR THE MAINTENANCECREW HE WAS STRUCK ON THE HEAD BY A DUST COLLECTOR BAG FULL OF LIME. EMPLOYEE WAS PRONOUNCED DEAD AT THE SCENE BY THE CORONER.

August 10, 2000 IL · Metal/Non-Metal blaster, shooter, shotfirer, explosive worker, powder gang/monkey Fatality · MACHINERY
Mississippi Lime Company · Struck against stationary object

THE DECEASED WAS ASKED TO EXAMINE A CORNER OF A PILLAR BY THE SCALERS. HE GOT IN HI-RANGER BASKET W/O FALL LPROTECTION OVER THE OBJECTION OF SCALER (1 1/2 YRS EXP). WHILE INSPECTING THE PILL AR, THE BASKET BECAME HUNG UP ON THE SIDE OF THE PILLAR, WHEN IT BROKE FREE. THE BOOM SPRUNG AND THREW BOTH MEN OUT. THE SCALER WAS SAVED BY HIS FALL PROTECTION. THE POWDERMAN FELL APPROX 5

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The full compliance file on MLC

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.