Mining Incidents

Crusher #1 Metal/Non-Metal

Rock Pros USA, LLC · Surface
Florence, Pinal County, AZ  ·  Active
MSHA Mine ID: 0203422

Crusher #1 has $97K in proposed MSHA penalties and $0 outstanding across 3 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
0
Years on record
Latest incident
Compliance record
MSHA citations since 2020
93
citations
41
significant & substantial
$97,458
proposed penalties
$97,458
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2020
30
inspections on record
407
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: 407 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Crusher #1 has $97K in proposed MSHA penalties and $0 outstanding across 3 contested dockets.

Penalty disposition
Differences between proposed and paid penalties reflect both settlements and conference reductions and amounts still owed. Outstanding is the balance currently owed.
$97K
proposed penalties
$97K
current assessed
$97K
paid to date
$0
outstanding
84 assessments are final orders; 3 contested dockets.
As of the most recent assessment on 2025-10-15.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
Quarterly safety rates
Citations per million reported employee-hours. Rates begin in 2000, when MSHA's quarterly employment data starts; earlier incidents are counted but cannot be rate-adjusted. Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
Citations per million employee-hours, as reported to MSHA
Quarter Hours worked Citations S&S Per 1M hrs
2025 Q4 9,536 2 0 209.7
2025 Q3 7,692 25 8 3250.1
2025 Q1 5,207 6 2 1152.3
2024 Q4 5,860 0 0 0.0
2024 Q3 3,613 8 6 2214.2
2024 Q2 3,756 5 3 1331.2
2024 Q1 2,625 0 0 0.0
2023 Q4 3,545 11 2 3103.0
Show 16 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q3 4,032 2 2 496.0
2023 Q2 4,638 2 1 431.2
2023 Q1 2,803 0 0 0.0
2022 Q4 2,217 1 1 451.1
2022 Q3 3,556 0 0 0.0
2022 Q2 2,605 2 1 767.8
2022 Q1 4,805 1 0 208.1
2021 Q4 3,180 0 0 0.0
2021 Q3 3,348 7 5 2090.8
2021 Q2 2,987 0 0 0.0
2021 Q1 2,228 0 0 0.0
2020 Q4 2,457 2 0 814.0
2020 Q3 2,107 4 0 1898.4
2020 Q2 2,039 0 0 0.0
2020 Q1 1,310 0 0 0.0
2019 Q4 745 0 0 0.0

No reportable incidents on file.

MSHA has no recorded reportable accidents for this mine in the current dataset. New reports appear here within a week of being filed.

For insurers, brokers, and safety consultants

The full compliance file on Crusher #1

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.