Mining Incidents

Arch Materials LLC operator

Controlled by Rogers Group Inc
MSHA operator ID: 0075864
Fatalities
0
Total incidents
38
Mines on record
1
Years on record
2007–2026
Compliance record
MSHA citations since 2007
321
citations
66
significant & substantial
$65,313
proposed penalties
$56,091
paid to date
86% of proposed penalties paid to date, a $9,222 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2007
131
inspections on record
5,843
inspection hours
5.5
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.
321 citations across 5,843 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.
$65K
proposed penalties
$58K
current assessed
$56K
paid to date
$1K
outstanding
315 assessments are final orders; 8 contested dockets.
As of the most recent assessment on 2026-04-07.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.

Top causes

Incident timeline

2026
1
2023
1
2021
3
2019
3
2017
1
2016
2
2015
4
2014
8
2013
3
2012
2
2011
4
2010
1
2009
2
2008
2
2007
1

Mines on record

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The full compliance file on Arch Materials LLC

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.