Mining Incidents

Crookton Quarry Metal/Non-Metal

Star Stone Quarries · Surface
Controlled by Lon A Thomas
Ash Fork, Coconino County, AZ  ·  Abandoned
MSHA Mine ID: 0202754

Crookton Quarry has $31K in proposed MSHA penalties and $0 outstanding across 2 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 2000
101
citations
33
significant & substantial
$31,430
proposed penalties
$31,430
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
41
inspections on record
458
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: 458 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Crookton Quarry has $31K in proposed MSHA penalties and $0 outstanding across 2 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.
$31K
proposed penalties
$31K
current assessed
$31K
paid to date
$0
outstanding
92 assessments are final orders; 2 contested dockets.
As of the most recent assessment on 2020-02-11.
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
2020 Q3 562 0 0 0.0
2020 Q2 740 0 0 0.0
2020 Q1 456 11 2 24122.8
2019 Q4 402 0 0 0.0
2019 Q3 453 2 0 4415.0
2019 Q2 536 5 3 9328.4
2019 Q1 449 0 0 0.0
2018 Q4 475 0 0 0.0
Show 50 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2018 Q3 128 0 0 0.0
2017 Q4 120 0 0 0.0
2017 Q3 566 0 0 0.0
2017 Q2 496 0 0 0.0
2017 Q1 458 1 0 2183.4
2016 Q4 475 0 0 0.0
2016 Q3 940 0 0 0.0
2016 Q2 496 0 0 0.0
2016 Q1 538 3 2 5576.2
2015 Q4 746 0 0 0.0
2015 Q3 1,025 0 0 0.0
2015 Q2 1,045 14 7 13397.1
2015 Q1 187 0 0 0.0
2009 Q1 0 0 0
2008 Q4 996 0 0 0.0
2008 Q3 1,789 0 0 0.0
2008 Q2 1,892 0 0 0.0
2008 Q1 1,067 6 0 5623.2
2007 Q4 1,637 1 0 610.9
2007 Q3 811 7 1 8631.3
2007 Q2 1,584 0 0 0.0
2007 Q1 2,653 0 0 0.0
2006 Q4 2,674 1 0 374.0
2006 Q3 5,834 1 0 171.4
2006 Q2 6,242 5 4 801.0
2006 Q1 3,218 0 0 0.0
2005 Q4 3,385 0 0 0.0
2005 Q3 6,818 1 1 146.7
2005 Q2 4,914 12 2 2442.0
2005 Q1 2,697 1 0 370.8
2004 Q4 4,012 0 0 0.0
2004 Q3 3,900 4 1 1025.6
2004 Q2 2,681 14 5 5221.9
2004 Q1 2,156 0 0 0.0
2003 Q4 2,761 0 0 0.0
2003 Q3 3,994 0 0 0.0
2003 Q2 2,038 6 4 2944.1
2003 Q1 2,647 0 0 0.0
2002 Q4 1,529 0 0 0.0
2002 Q3 122 0 0 0.0
2002 Q2 2,297 0 0 0.0
2002 Q1 429 0 0 0.0
2001 Q4 2,311 0 0 0.0
2001 Q3 3,712 4 1 1077.6
2001 Q2 3,785 0 0 0.0
2001 Q1 2,652 0 0 0.0
2000 Q4 2,198 0 0 0.0
2000 Q3 4,576 0 0 0.0
2000 Q2 4,313 2 0 463.7
2000 Q1 3,321 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 Crookton Quarry

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.