Mining Incidents

Ace Aggregates, LLC operator

MSHA operator ID: 0152773
Fatalities
0
Total incidents
8
Mines on record
1
Years on record
2017–2026
Compliance record
MSHA citations since 2017
70
citations
17
significant & substantial
$41,721
proposed penalties
$41,256
paid to date
99% of proposed penalties paid to date, a $465 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2017
30
inspections on record
370
inspection hours
n/a
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.
Rate withheld: 370 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
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.
$42K
proposed penalties
$42K
current assessed
$41K
paid to date
$465
outstanding
69 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2026-03-03.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.

Top causes

Incident timeline

2026
1
2025
1
2024
1
2023
1
2022
1
2020
1
2019
1
2017
1

Mines on record

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The full compliance file on Ace Aggregates, 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.