Mining Incidents

Portable Plant #1 Metal/Non-Metal

Manitowoc, WI, Manitowoc County, WI  ·  Intermittent
MSHA Mine ID: 4703019

Portable Plant #1 has $5K in proposed MSHA penalties and $0 outstanding across 0 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 2001
46
citations
8
significant & substantial
$4,713
proposed penalties
$4,713
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
44
inspections on record
512
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: 512 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Portable Plant #1 has $5K in proposed MSHA penalties and $0 outstanding across 0 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.
$5K
proposed penalties
$5K
current assessed
$5K
paid to date
$0
outstanding
45 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2023-04-12.
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 1,543 0 0 0.0
2025 Q3 2,340 0 0 0.0
2025 Q2 2,608 0 0 0.0
2025 Q1 0 0 0
2024 Q4 1,229 0 0 0.0
2024 Q3 2,037 0 0 0.0
2024 Q2 1,466 0 0 0.0
2024 Q1 718 0 0 0.0
Show 95 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 2,177 0 0 0.0
2023 Q3 1,527 0 0 0.0
2023 Q2 2,311 1 0 432.7
2023 Q1 1,014 0 0 0.0
2022 Q4 1,943 0 0 0.0
2022 Q3 2,022 0 0 0.0
2022 Q2 2,306 1 0 433.7
2022 Q1 330 0 0 0.0
2021 Q4 1,363 0 0 0.0
2021 Q3 3,129 0 0 0.0
2021 Q2 2,170 4 1 1843.3
2021 Q1 286 0 0 0.0
2020 Q4 809 0 0 0.0
2020 Q3 932 0 0 0.0
2020 Q2 977 0 0 0.0
2020 Q1 381 0 0 0.0
2019 Q4 2,356 1 1 424.4
2019 Q3 5,287 0 0 0.0
2019 Q2 1,986 1 0 503.5
2019 Q1 76 0 0 0.0
2018 Q4 1,775 0 0 0.0
2018 Q3 4,222 0 0 0.0
2018 Q2 2,699 0 0 0.0
2018 Q1 456 0 0 0.0
2017 Q4 1,741 0 0 0.0
2017 Q3 3,168 0 0 0.0
2017 Q2 3,181 0 0 0.0
2017 Q1 0 0 0
2016 Q4 1,034 0 0 0.0
2016 Q3 809 3 1 3708.3
2016 Q2 612 1 0 1634.0
2016 Q1 0 0 0
2015 Q4 802 0 0 0.0
2015 Q3 885 2 0 2259.9
2015 Q2 653 0 0 0.0
2015 Q1 0 0 0
2014 Q4 650 0 0 0.0
2014 Q3 739 0 0 0.0
2014 Q2 382 0 0 0.0
2014 Q1 0 0 0
2013 Q4 550 0 0 0.0
2013 Q3 728 0 0 0.0
2013 Q2 239 0 0 0.0
2013 Q1 0 0 0
2012 Q4 435 0 0 0.0
2012 Q3 487 0 0 0.0
2012 Q2 519 0 0 0.0
2012 Q1 0 0 0
2011 Q4 491 0 0 0.0
2011 Q3 602 0 0 0.0
2011 Q2 249 0 0 0.0
2011 Q1 0 0 0
2010 Q4 371 2 0 5390.8
2010 Q3 558 0 0 0.0
2010 Q2 1,395 0 0 0.0
2010 Q1 0 0 0
2009 Q4 509 2 0 3929.3
2009 Q3 1,092 0 0 0.0
2009 Q2 880 0 0 0.0
2009 Q1 0 0 0
2008 Q4 756 2 0 2645.5
2008 Q3 1,288 0 0 0.0
2008 Q2 628 7 2 11146.5
2008 Q1 418 0 0 0.0
2007 Q4 237 0 0 0.0
2007 Q3 502 0 0 0.0
2007 Q2 1,257 1 0 795.5
2007 Q1 531 0 0 0.0
2006 Q4 1,608 0 0 0.0
2006 Q3 2,192 0 0 0.0
2006 Q2 1,854 2 0 1078.7
2005 Q4 1,901 0 0 0.0
2005 Q3 2,332 0 0 0.0
2005 Q2 2,169 3 1 1383.1
2005 Q1 535 0 0 0.0
2004 Q4 1,220 0 0 0.0
2004 Q3 1,730 0 0 0.0
2004 Q2 1,209 4 1 3308.5
2004 Q1 0 0 0
2003 Q4 973 0 0 0.0
2003 Q3 1,024 0 0 0.0
2003 Q2 1,024 0 0 0.0
2003 Q1 0 0 0
2002 Q4 829 0 0 0.0
2002 Q3 1,008 5 0 4960.3
2002 Q2 1,024 0 0 0.0
2002 Q1 0 0 0
2001 Q4 1,180 0 0 0.0
2001 Q3 1,053 4 1 3798.7
2001 Q2 882 0 0 0.0
2001 Q1 911 0 0 0.0
2000 Q4 795 0 0 0.0
2000 Q3 1,124 0 0 0.0
2000 Q2 384 0 0 0.0
2000 Q1 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 Portable Plant #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.