Mining Incidents

Cleveland-Cliffs Inc: 3 recorded fatalities controller

MSHA controller ID: M00106

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Email me when a new MSHA incident is filed at any mine Cleveland-Cliffs Inc controls.

Fatalities
3
Total incidents
2,645
Mines on record
31
Years on record
1983–2026
Public-issuer link

CLEVELAND-CLIFFS INC. (CLF) discloses mines under this controller in its SEC Dodd-Frank Section 1503 (EX-95) mine-safety filings.

Compliance record
MSHA citations since 2004
22,859
citations
4,270
significant & substantial
$30,559,069
proposed penalties
$22,652,732
paid to date
74% of proposed penalties paid to date, a $7,906,337 gap.
Source: MSHA violations data, updated weekly.
Labor enforcement (WHD)
US Labor Department wage findings since 2016
5
labor cases
$722,015
back wages owed
226
employees affected
Violation types
Wage & hour (FLSA) (2)
Source: US DOL Wage and Hour Division enforcement records, matched by employer name and state.
Inspection activity
MSHA inspections since 2004
3,141
inspections on record
175,172
inspection hours
13.0
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.
22,859 citations across 175,172 inspection hours.
Source: MSHA inspections data, updated weekly.
Imminent-danger orders
A Section 107(a) order removes miners from an area when an inspector finds an imminent danger. Each order is lifted once the condition is corrected, so this counts orders issued, not orders now in effect.
18
Section 107(a) orders
Most recent order: 2026-04-18.
On record since 2010.
Source: MSHA imminent-danger order records, 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.
$30.6M
proposed penalties
$23.2M
current assessed
$22.7M
paid to date
$591K
outstanding
22,314 assessments are final orders; 802 contested dockets.
Of $17.9M in penalties contested before the Commission, $10.6M was upheld in final decisions.
As of the most recent assessment on 2026-06-24.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
Violation severity profile
Shares are computed over citations that carry the MSHA gravity and negligence coding; a small share of records are uncoded.
18.9%
significant & substantial
2.5%
high negligence or reckless
19.4%
reasonably likely or greater
27.4%
permanently disabling or fatal if injury occurs
Negligence coding: 0.3% none, 31.8% low, 65.3% moderate, 2.4% high, 0.0% reckless.
Source: MSHA violations gravity and negligence coding, updated weekly.
Injury rate, 2025
This rate is reportable injury cases per 100 full-time-equivalent workers per year, computed as 200,000 times cases divided by MSHA operator-reported employee-hours. Cases are injuries MSHA graded degree 01 through 07; accident-only events that hurt no one are excluded, and so are contractor injuries, whose hours do not attach to a single mine. Rates begin in 2000, when quarterly employment reporting starts, and are withheld below 20,000 hours in a year.
1.21
total case rate
0.53
days-away rate
0.000
fatality rate
Below average. The US metal and nonmetal mining average was 1.65 and the all-US-mining average was 1.97 cases per 100 workers.
Year total case rate days-away fatal
2026 1.52 0.91 0.000
2025 1.21 0.53 0.000
2024 1.33 0.60 0.000
2023 1.71 0.70 0.034
2022 1.17 0.60 0.000
2021 1.89 0.96 0.000
2020 1.73 0.89 0.000
2019 1.86 0.93 0.000
Source: injury cases from MSHA accident and injury records; employee-hours from MSHA quarterly employment reports. Rate is cases per 100 full-time-equivalent workers, operator employees only.
Health sampling
A sample is a point in time compliance measurement, not an individual exposure history. These figures describe MSHA sampling records and do not establish causation or personal dose.

Respirable coal dust
Respirable coal dust and silica figures cover coal facilities. Dust compliance is measured against the current 1.5 mg/m3 standard; samples predating the 2014 standard are included, so compliance rates are a coarse historical signal.

Last sampled: 2026-08-19
96%
within 1.5 mg/m3
15,466
samples
12.28
dust max (mg/m3)
48
over MSHA ECV
The excessive concentration value (ECV) is MSHA's own per-sample enforcement threshold, which builds in measurement uncertainty; a sample over its ECV can trigger a citation. The count covers only samples MSHA assigned an ECV.
5,199 samples taken by MSHA inspectors, 10,267 by the operator.
Most-sampled occupations
  • CONTINUOUS MINER OPERATOR4,915
  • SHUTTLE CAR OPERATOR (STANDARD SIDE)2,655
  • ROOF BOLTER (TWIN HEAD) (RETURN SIDE)1,820

Silica (quartz)

Last sampled: 2026-07-24
5.8
silica avg (%)
912
samples
40.0
silica max (%)
Most-sampled occupations
  • CONTINUOUS MINER OPERATOR356
  • ROOF BOLTER (TWIN HEAD) (RETURN SIDE)139
  • SHUTTLE CAR OPERATOR (STANDARD SIDE)131

Noise
The share counts noise samples whose measured dose exceeded the 90 dBA permissible exposure limit. It describes the sampled workplace, not what reached the miner's ear: hearing conservation programs and the hearing protection worn during the shift are recorded separately and are not reflected here.

Last sampled: 2026-04-20
10%
over PEL
1,414
samples
Most-sampled occupations
  • SHUTTLE CAR OPERATOR (STANDARD SIDE)209
  • CONTINUOUS MINER OPERATOR142
  • BULLDOZER OPERATOR104

Metal and nonmetal contaminants (personal samples)
Many samples are screening measurements of substances with no applicable exposure limit; they are counted as samples but excluded from every over-limit figure. Over-limit shares use only limit-tested samples.

Last sampled: 2026-07-13
15%
of limit-tested samples over the exposure limit
509
samples
300
limit-tested
Most sampled contaminants
  • Quartz, respirable, >1% Qtz22443 over
  • Nuisance dust, total, <1% Qtz32 over
  • Respirable dust, <.1mg108
  • Fibers, >5um64

Area samples (mill and shop air)

Last sampled: 2024-01-19
64
samples
Source: MSHA respirable dust, quartz, and noise sampling records, updated weekly. Metal/nonmetal contaminant figures come from MSHA's Personal Health Samples and Area Samples files (public record), updated weekly.
When citations were contested
Contesting a citation before the Federal Mine Safety and Health Review Commission is a lawful right. These figures state the public outcomes of that process, from MSHA's Contested Violations file.
6,366 citations taken to the federal commission · 28% of citations on record
  • Settled 6,084 · 96%
  • Stood as issued 113 · 2%
  • Vacated or withdrawn 5 · 0%
  • Still open 164 · 3%
68%
S&S designation survived the contest
Counts a Significant & Substantial citation as surviving when a settlement or judge's decision kept the designation, or the contest was dismissed or defaulted so the citation stands as issued. Vacated and withdrawn citations, and settlements that removed the designation, count against.
of 3,528 decided S&S contests · industry: 79%
41%
Penalty reduction in decided contests
$17.9M proposed, $10.6M after decisions · industry: 39%
Source: MSHA Contested Violations file (public record), updated weekly. A dismissed or defaulted contest leaves the citation standing as issued; a vacated or withdrawn citation is removed from the violation record. Latest contest filed 2026-08-05. Vacated and withdrawn citations are removed from the file this view attributes through, so that outcome is slightly undercounted here.
Contested penalties
A reduction or dismissal at the Commission is a lawful outcome of contesting a proposed penalty. Figures are the proposed amount and the amount upheld in the docket's decision.
Largest penalties this controller contested before the Federal Mine Safety and Health Review Commission, with the outcome on record.
Docket Decision Judge Year Proposed / upheld
SE 2009-249 Settlement Weisberger 2013 $339K → $165K
SE 2011-492 Settlement Bulluck 2014 $219K → $125K
LAKE 2019-0330 Settlement Paez 2019 $186K → $74K
SE 2009-84 Settlement Bulluck 2011 $161K → $73K
SE 2008-1042 Settlement Bulluck 2011 $159K → $84K
LAKE 2019-0373 Settlement Paez 2020 $157K → $76K
Source: FMSHRC civil penalty dockets and decisions (public record), updated weekly.

Top causes

Incident timeline

2026
30
2025
40
2024
55
2023
60 (1f)
2022
53
2021
78
2020
40
2019
55
2018
52
2017
34
2016
22
2015
64
2014
114
2013
167
2012
168
2011
173
2010
140
2009
87
2008
156 (1f)
2007
44
1995
3
1994
8
1993
10
1992
12
1991
11
1990
8
1989
83
1988
278
1987
273
1986
103
1985
66
1984
82
1983
76 (1f)

Operators under this controller

Mines on record

Fatalities under this controller

3 recorded
August 18, 2023 WV · Coal bull gang foreman, labor foreman, leadman, section foreman, shift boss Fatality · OTHER

Employee was assisting in installing a discharge line from a pump when Employee did not respond to verbal calls, Supervisor went to check and found Employee face down and unresponsive.

May 22, 2008 AL · Coal laborer, bull gang, parts runner, roustabout, roof trimmer/scaler Fatality · POWERED HAULAGE
Oak Grove Resources LLC · Caught in, under or between a moving and a stationary object

employee was caught between two pieces of equipment resulting in fatal injuries

February 12, 1983 MI · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator Fatality · POWERED HAULAGE
Cleveland-Cliffs Iron Company · Caught in, under or between a moving and a stationary object

MR HALVERSON WAS PINNED BETWEEN A 16" I BEAM SUPPORT COLUMAN AND AN EXPANDED METAL SIDE CAB GUARD ON A MAINTENANCE PUMP REPAIR VEHICLE, RESULTING IN INJURIES TO HIS HEAD AND CHEST.

For insurers, brokers, and safety consultants

Where Cleveland-Cliffs Inc stands on silica, penalties, and injury rate

MSHA's standard limits respirable silica to 50 micrograms per cubic metre, but MSHA publishes dust and quartz as separate files and never the silica figure itself. We derive it per sample, score it against the limit, and set the operator's injury rate against a benchmark built from the full MSHA operator record. With the 26-year penalty trail, contest posture, and fatality history. Delivered as a PDF with the underlying data as CSV.

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