Mining Incidents

Huber Carbonates, LLC operator

Controlled by J M Huber Corp
MSHA operator ID: 0159734
Fatalities
0
Total incidents
148
Mines on record
4
Years on record
2015–2026
Compliance record
MSHA citations since 2015
1,338
citations
181
significant & substantial
$687,866
proposed penalties
$580,533
paid to date
84% of proposed penalties paid to date, a $107,333 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2015
283
inspections on record
13,260
inspection hours
10.1
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.
1,338 citations across 13,260 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.
$344K
proposed penalties
$304K
current assessed
$304K
paid to date
$151
outstanding
858 assessments are final orders; 29 contested dockets.
As of the most recent assessment on 2026-04-22.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.

Top causes

Incident timeline

2026
5
2025
10
2024
11
2023
13
2022
10
2021
14
2020
9
2019
18
2018
19
2017
15
2016
16
2015
8

Mines on record

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The full compliance file on Huber Carbonates, 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.