Mining Incidents

Calcium Products, LLC operator

Controlled by HBM Holdings Company
MSHA operator ID: L17780
Fatalities
0
Total incidents
48
Mines on record
2
Years on record
2001–2026
Compliance record
MSHA citations since 2001
261
citations
41
significant & substantial
$81,012
proposed penalties
$81,003
paid to date
100% of proposed penalties paid to date, a $9 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2001
74
inspections on record
1,340
inspection hours
19.5
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.
261 citations across 1,340 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.
$81K
proposed penalties
$81K
current assessed
$81K
paid to date
$9
outstanding
260 assessments are final orders; 2 contested dockets.
As of the most recent assessment on 2025-10-02.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.

Top causes

Incident timeline

2026
1
2025
2
2024
2
2023
2
2022
1
2021
2
2020
2
2019
3
2018
5
2017
4
2016
4
2015
4
2014
5
2012
5
2010
4
2006
1
2001
1

Mines on record

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The full compliance file on Calcium Products, 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.