Mining Incidents

Imerys Carbonates USA, Inc operator

Controlled by Imerys S A
MSHA operator ID: L17145
Fatalities
1
Total incidents
442
Mines on record
14
Years on record
1989–2026
Compliance record
MSHA citations since 2000
2,176
citations
464
significant & substantial
$1,491,579
proposed penalties
$1,351,331
paid to date
91% of proposed penalties paid to date, a $140,248 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
804
inspections on record
22,285
inspection hours
9.8
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.
2,176 citations across 22,285 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.
$1.5M
proposed penalties
$1.4M
current assessed
$1.4M
paid to date
$5K
outstanding
2,145 assessments are final orders; 31 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
2
2025
4
2024
3
2023
3
2022
5
2021
12 (1f)
2020
16
2019
9
2018
11
2017
15
2016
15
2015
5
2014
4
2013
3
2012
1
2011
11
2010
7
2009
8
2008
12
2007
15
2006
13
2005
27
2004
12
2003
21
2002
16
2001
18
2000
11
1999
14
1998
21
1997
12
1996
21
1995
20
1994
19
1993
14
1992
14
1991
12
1990
11
1989
5

Mines on record

Fatalities under this operator

1 recorded
December 13, 2021 GA · Metal/Non-Metal utility man, errand boy, service truck operator Fatality · MACHINERY
Imerys Carbonates USA, Inc · Caught in, under or between running or meshing objects

Utility operator was found non-responsive with EE's clothing entangled in the drill steel of the roof bolter.

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The full compliance file on Imerys Carbonates USA, Inc

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.