Mining Incidents

Oil Dri Production Company LLC: 473 MSHA citations operator

MSHA operator ID: L00701

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Fatalities
0
Total incidents
245
Mines on record
2
Years on record
1983–2026
Compliance record
MSHA citations since 2000
473
citations
123
significant & substantial
$422,148
proposed penalties
$308,217
paid to date
73% of proposed penalties paid to date, a $113,931 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
120
inspections on record
3,429
inspection hours
13.8
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.
473 citations across 3,429 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.
$422K
proposed penalties
$308K
current assessed
$308K
paid to date
$0
outstanding
465 assessments are final orders; 28 contested dockets.
Of $251K in penalties contested before the Commission, $127K was upheld in final decisions.
As of the most recent assessment on 2026-06-04.
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.
26.2%
significant & substantial
16.0%
high negligence or reckless
29.9%
reasonably likely or greater
48.0%
permanently disabling or fatal if injury occurs
Negligence coding: 0.2% none, 12.4% low, 71.4% moderate, 16.0% 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.
2.95
total case rate
0.98
days-away rate
0.000
fatality rate
Above 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 1.86 1.86 0.000
2025 2.95 0.98 0.000
2024 6.61 3.97 0.000
2023 1.14 0.00 0.000
2022 3.31 1.10 0.000
2021 13.62 3.40 0.000
2020 4.13 1.38 0.000
2019 1.22 0.00 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.

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: 2024-11-21
9%
of limit-tested samples over the exposure limit
87
samples
47
limit-tested
Most sampled contaminants
  • Quartz, respirable, >1% Qtz364 over
  • Unlisted Particulate, respirable, <1% Qtz25
  • Respirable dust, <.1mg8
  • Arsenic dust5

Area samples (mill and shop air)

Last sampled: 2003-05-08, 23 years ago
1
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.
191 citations taken to the federal commission · 40% of citations on record
  • Settled 171 · 90%
  • Vacated or withdrawn 20 · 10%
67%
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 92 decided S&S contests · industry: 79%
52%
Penalty reduction in decided contests
$262K proposed, $127K 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 2022-03-20. 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 operator contested before the Federal Mine Safety and Health Review Commission, with the outcome on record.
Docket Decision Judge Year Proposed / upheld
SE 2022-0084 Settlement Bulluck 2022 $63K → $31K
SE 2015-0406 Settlement Gill 2017 $33K → $22K
SE 2007-402M Withdrawal Melick 2008 $27K → $7K
SE 2015-0285 Prevail Gill 2018 $19K → $12K
SE 2008-11M Withdrawal Melick 2008 $11K → $117
SE 2007-313M Settlement Lesnick 2008 $11K → $2K
Source: FMSHRC civil penalty dockets and decisions (public record), updated weekly.

Top causes

Incident timeline

2026
1
2025
3
2024
6
2023
1
2022
3
2021
8
2020
3
2019
1
2018
1
2017
3
2016
3
2015
3
2013
2
2012
1
2011
1
2010
2
2009
7
2008
1
2007
3
2006
3
2005
2
2004
3
2003
2
2002
6
2001
7
2000
7
1999
3
1998
5
1997
8
1996
8
1995
5
1994
6
1993
2
1992
24
1991
11
1990
16
1989
25
1988
14
1987
8
1986
7
1985
7
1984
6
1983
7

Mines on record

For insurers, brokers, and safety consultants

Where Oil Dri Production Company LLC 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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