Mining Incidents

Portable #3 Metal/Non-Metal

New Berlin, Waukesha County, WI  ·  Intermittent
MSHA Mine ID: 4702999

Portable #3 has $6K 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 2000
63
citations
8
significant & substantial
$5,907
proposed penalties
$5,907
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
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.

Portable #3 has $6K 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.
$6K
proposed penalties
$6K
current assessed
$6K
paid to date
$0
outstanding
61 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2025-09-16.
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 878 0 0 0.0
2025 Q3 678 1 0 1474.9
2025 Q2 634 0 0 0.0
2025 Q1 0 0 0
2024 Q4 676 0 0 0.0
2024 Q3 570 0 0 0.0
2024 Q2 607 0 0 0.0
2024 Q1 504 0 0 0.0
Show 96 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 611 0 0 0.0
2023 Q3 595 0 0 0.0
2023 Q2 588 0 0 0.0
2023 Q1 544 0 0 0.0
2022 Q4 583 0 0 0.0
2022 Q3 578 0 0 0.0
2022 Q2 599 0 0 0.0
2022 Q1 986 0 0 0.0
2021 Q4 1,305 0 0 0.0
2021 Q3 1,292 0 0 0.0
2021 Q2 616 0 0 0.0
2021 Q1 528 0 0 0.0
2020 Q4 594 2 0 3367.0
2020 Q3 1,466 0 0 0.0
2020 Q2 1,290 0 0 0.0
2020 Q1 451 0 0 0.0
2019 Q4 1,216 5 0 4111.8
2019 Q3 1,376 2 0 1453.5
2019 Q2 756 0 0 0.0
2019 Q1 382 0 0 0.0
2018 Q4 881 0 0 0.0
2018 Q3 1,491 0 0 0.0
2018 Q2 1,491 5 2 3353.5
2018 Q1 325 0 0 0.0
2017 Q4 1,560 0 0 0.0
2017 Q3 2,008 0 0 0.0
2017 Q2 1,400 0 0 0.0
2017 Q1 765 2 0 2614.4
2016 Q4 1,220 0 0 0.0
2016 Q3 1,316 2 1 1519.8
2016 Q2 1,072 0 0 0.0
2016 Q1 926 0 0 0.0
2015 Q4 1,234 0 0 0.0
2015 Q3 1,447 0 0 0.0
2015 Q2 639 0 0 0.0
2015 Q1 0 0 0
2014 Q4 1,535 2 0 1302.9
2014 Q3 623 0 0 0.0
2014 Q2 864 1 0 1157.4
2014 Q1 0 0 0
2013 Q4 462 0 0 0.0
2013 Q3 1,351 0 0 0.0
2013 Q2 1,473 0 0 0.0
2013 Q1 0 0 0
2012 Q4 44 2 0 45454.5
2012 Q3 248 0 0 0.0
2012 Q2 388 0 0 0.0
2012 Q1 0 0 0
2011 Q4 1,258 0 0 0.0
2011 Q3 1,404 0 0 0.0
2011 Q2 2,181 2 0 917.0
2011 Q1 459 0 0 0.0
2010 Q4 1,163 0 0 0.0
2010 Q3 1,871 0 0 0.0
2010 Q2 1,027 3 0 2921.1
2010 Q1 0 0 0
2009 Q4 1,062 0 0 0.0
2009 Q3 1,545 0 0 0.0
2009 Q2 1,147 8 2 6974.7
2009 Q1 0 0 0
2008 Q4 1,794 0 0 0.0
2008 Q3 2,040 0 0 0.0
2008 Q2 1,788 6 0 3355.7
2008 Q1 0 0 0
2007 Q4 1,824 0 0 0.0
2007 Q3 2,026 0 0 0.0
2007 Q2 1,825 3 1 1643.8
2007 Q1 67 0 0 0.0
2006 Q4 2,350 0 0 0.0
2006 Q3 2,033 0 0 0.0
2006 Q2 1,403 5 0 3563.8
2006 Q1 0 0 0
2005 Q4 1,762 0 0 0.0
2005 Q3 1,517 0 0 0.0
2005 Q2 1,464 0 0 0.0
2005 Q1 0 0 0
2004 Q4 1,303 4 0 3069.8
2004 Q3 2,298 0 0 0.0
2004 Q2 1,968 0 0 0.0
2004 Q1 0 0 0
2003 Q4 1,835 0 0 0.0
2003 Q3 2,079 0 0 0.0
2003 Q2 1,844 0 0 0.0
2003 Q1 1,516 0 0 0.0
2002 Q4 1,964 0 0 0.0
2002 Q3 2,436 0 0 0.0
2002 Q2 2,697 3 0 1112.3
2002 Q1 1,530 0 0 0.0
2001 Q4 764 0 0 0.0
2001 Q3 3,166 0 0 0.0
2001 Q2 2,108 1 0 474.4
2001 Q1 1,538 0 0 0.0
2000 Q4 1,853 0 0 0.0
2000 Q3 2,192 0 0 0.0
2000 Q2 2,766 4 2 1446.1
2000 Q1 2,135 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 Portable #3

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.