Mining Incidents

Plant #66 Metal/Non-Metal

Onalaska, La Crosse County, WI  ·  Active
MSHA Mine ID: 4703274

Plant #66 has $4K 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
11
Years on record
2003–2018
Latest incident
Aug 2018
Compliance record
MSHA citations since 2001
31
citations
5
significant & substantial
$4,158
proposed penalties
$4,158
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2001
37
inspections on record
463
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: 463 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Plant #66 has $4K 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.
$4K
proposed penalties
$4K
current assessed
$4K
paid to date
$0
outstanding
30 assessments are final orders; 2 contested dockets.
As of the most recent assessment on 2025-04-01.
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 3,124 0 0 0.0
2025 Q3 3,890 0 0 0.0
2025 Q2 4,573 5 1 1093.4
2025 Q1 2,683 0 0 0.0
2024 Q4 3,396 1 0 294.5
2024 Q3 4,029 0 0 0.0
2024 Q2 4,898 0 0 0.0
2024 Q1 3,061 0 0 0.0
Show 91 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 3,012 1 0 332.0
2023 Q3 5,633 0 0 0.0
2023 Q2 4,576 0 0 0.0
2023 Q1 1,908 0 0 0.0
2022 Q4 2,499 0 0 0.0
2022 Q3 4,977 0 0 0.0
2022 Q2 3,911 0 0 0.0
2022 Q1 1,146 0 0 0.0
2021 Q4 6,551 1 0 152.6
2021 Q3 6,287 0 0 0.0
2021 Q2 4,399 0 0 0.0
2021 Q1 447 0 0 0.0
2020 Q4 4,627 1 0 216.1
2020 Q3 4,142 0 0 0.0
2020 Q2 4,115 0 0 0.0
2020 Q1 1,715 0 0 0.0
2019 Q4 3,552 0 0 0.0
2019 Q3 4,800 0 0 0.0
2019 Q2 5,242 0 0 0.0
2019 Q1 1,426 0 0 0.0
2018 Q4 4,155 0 0 0.0
2018 Q3 4,538 0 0 0.0
2018 Q2 4,083 0 0 0.0
2018 Q1 1 0 0 0.0
2017 Q4 3,952 2 0 506.1
2017 Q3 4,681 0 0 0.0
2017 Q2 4,174 0 0 0.0
2017 Q1 1 0 0 0.0
2016 Q4 4,432 0 0 0.0
2016 Q3 3,958 1 0 252.7
2016 Q2 3,608 0 0 0.0
2016 Q1 1,474 0 0 0.0
2015 Q4 4,760 0 0 0.0
2015 Q3 4,896 0 0 0.0
2015 Q2 3,787 0 0 0.0
2015 Q1 1 0 0 0.0
2014 Q4 4,198 0 0 0.0
2014 Q3 4,883 0 0 0.0
2014 Q2 3,893 0 0 0.0
2014 Q1 1 0 0 0.0
2013 Q4 4,755 0 0 0.0
2013 Q3 4,494 0 0 0.0
2013 Q2 4,398 2 0 454.8
2013 Q1 2,449 0 0 0.0
2012 Q4 4,882 0 0 0.0
2012 Q3 6,125 0 0 0.0
2012 Q2 6,114 0 0 0.0
2012 Q1 2,283 0 0 0.0
2011 Q4 6,102 5 0 819.4
2011 Q3 7,002 0 0 0.0
2011 Q2 6,183 0 0 0.0
2011 Q1 1,119 1 0 893.7
2010 Q4 4,264 0 0 0.0
2010 Q3 7,611 0 0 0.0
2010 Q2 6,094 0 0 0.0
2010 Q1 2,014 0 0 0.0
2009 Q4 5,645 0 0 0.0
2009 Q3 8,118 0 0 0.0
2009 Q2 8,214 0 0 0.0
2009 Q1 1,945 0 0 0.0
2008 Q4 7,296 0 0 0.0
2008 Q3 9,951 0 0 0.0
2008 Q2 8,616 0 0 0.0
2008 Q1 3,044 0 0 0.0
2007 Q4 8,979 1 0 111.4
2007 Q3 9,759 3 1 307.4
2007 Q2 9,846 0 0 0.0
2007 Q1 7,899 0 0 0.0
2006 Q4 8,172 0 0 0.0
2006 Q3 9,494 2 0 210.7
2006 Q2 7,339 0 0 0.0
2006 Q1 718 0 0 0.0
2005 Q4 8,810 0 0 0.0
2005 Q3 7,994 0 0 0.0
2005 Q2 6,361 0 0 0.0
2005 Q1 4,192 0 0 0.0
2004 Q4 7,725 0 0 0.0
2004 Q3 10,133 0 0 0.0
2004 Q2 11,954 0 0 0.0
2004 Q1 9,940 0 0 0.0
2003 Q4 9,076 1 0 110.2
2003 Q3 12,199 0 0 0.0
2003 Q2 7,027 0 0 0.0
2003 Q1 1,775 0 0 0.0
2002 Q4 6,895 2 2 290.1
2002 Q3 11,018 0 0 0.0
2002 Q2 11,326 0 0 0.0
2002 Q1 5,506 0 0 0.0
2001 Q4 763 0 0 0.0
2001 Q3 5,291 0 0 0.0
2001 Q2 2,114 1 1 473.0
No fatalities recorded at this mine.

Reportable incidents

11 on file

2018 · 1 incident

August 1, 2018 WI · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer MACHINERY
Milestone Materials Div/Mathy Construction Co · Struck by... (Not Elsewhere Classified)

Operator was removing cutting edge from loader, holding bolt in place with left hand, bolt spun while using impact wrench, cutting operators left thumb.

2016 · 1 incident

2014 · 1 incident

2013 · 1 incident

2009 · 1 incident

2007 · 2 incidents

July 30, 2007 WI · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
Milestone Materials Div/Mathy Construction Co · Caught in, under or between a moving and a stationary object

When taking blocking off the frame of the equipment, EE smashed his little finger between block and angle iron resulting in a laceration on the little finger.

2005 · 3 incidents

March 2, 2005 WI · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
Milestone Materials Div/Mathy Construction Co · Over-exertion (Not Elsewhere Classified)

Employee reported that he was attempting to use a pry bar to dislodge frozen chunk material from the chute of the bin. This activity apparently resultng in shoulder pain.

2003 · 1 incident

For insurers, brokers, and safety consultants

The full compliance file on Plant #66

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.