Mining Incidents

Coolidge Plant 65 Metal/Non-Metal

Coolidge, Pinal County, AZ  ·  Active
MSHA Mine ID: 0203173

Coolidge Plant 65 has $9K in proposed MSHA penalties and $0 outstanding across 2 contested dockets, plus health sampling and the full incident record.

Watch this mine

Email me when a new MSHA incident is filed at Coolidge Plant 65.

Fatalities
0
Total incidents
1
Years on record
2020
Latest incident
Mar 2020
Compliance record
MSHA citations since 2007
28
citations
4
significant & substantial
$9,198
proposed penalties
$8,092
paid to date
88% of proposed penalties paid to date, a $1,106 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2007
25
inspections on record
305
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: 305 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Coolidge Plant 65 has $9K 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.
$9K
proposed penalties
$8K
current assessed
$8K
paid to date
$0
outstanding
28 assessments are final orders; 2 contested dockets.
As of the most recent assessment on 2024-10-01.
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 6,967 0 0 0.0
2025 Q3 6,514 0 0 0.0
2025 Q2 7,943 0 0 0.0
2025 Q1 7,136 0 0 0.0
2024 Q4 8,090 2 0 247.2
2024 Q3 8,318 0 0 0.0
2024 Q2 8,468 0 0 0.0
2024 Q1 7,628 0 0 0.0
Show 39 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 7,882 0 0 0.0
2023 Q3 8,405 0 0 0.0
2023 Q2 9,175 1 0 109.0
2023 Q1 7,625 0 0 0.0
2022 Q4 7,712 2 0 259.3
2022 Q3 8,341 0 0 0.0
2022 Q2 5,154 0 0 0.0
2022 Q1 6,244 0 0 0.0
2021 Q4 5,145 0 0 0.0
2021 Q3 5,358 0 0 0.0
2021 Q2 5,222 0 0 0.0
2021 Q1 4,112 0 0 0.0
2020 Q4 4,133 1 0 242.0
2020 Q3 4,109 0 0 0.0
2020 Q2 3,464 0 0 0.0
2020 Q1 3,847 1 0 259.9
2019 Q4 3,677 0 0 0.0
2019 Q3 4,237 0 0 0.0
2019 Q2 1,617 0 0 0.0
2012 Q1 518 0 0 0.0
2011 Q4 0 0 0
2011 Q3 0 0 0
2011 Q2 0 4 4
2011 Q1 0 0 0
2010 Q4 929 0 0 0.0
2010 Q3 812 0 0 0.0
2010 Q2 1,071 0 0 0.0
2010 Q1 1,030 0 0 0.0
2009 Q4 921 2 0 2171.6
2009 Q3 1,241 0 0 0.0
2009 Q2 1,146 0 0 0.0
2009 Q1 1,875 0 0 0.0
2008 Q4 1,920 0 0 0.0
2008 Q3 3,329 2 0 600.8
2008 Q2 3,890 0 0 0.0
2008 Q1 1,491 6 0 4024.1
2007 Q4 1,608 0 0 0.0
2007 Q3 1,187 0 0 0.0
2007 Q2 685 6 0 8759.1
No fatalities recorded at this mine.

Reportable incidents

1 on file

2020 · 1 incident

March 4, 2020 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Hanson Aggregates LLC · Over-exertion in lifting objects

Clear sunny sky on dry level ground replacing conveyor belt roller assembly at chest height with assistance.

For insurers, brokers, and safety consultants

The full compliance file on Coolidge Plant 65

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.