Mining Incidents

PRINCE PORTABLE Metal/Non-Metal

Prince Inc · Surface
Glendive, Dawson County, MT  ·  Temporarily Idled
MSHA Mine ID: 2401859

PRINCE PORTABLE has $17K in proposed MSHA penalties and $0 outstanding across 3 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
97
citations
33
significant & substantial
$16,813
proposed penalties
$16,128
paid to date
96% of proposed penalties paid to date, a $685 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
38
inspections on record
690
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: 690 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

PRINCE PORTABLE has $17K in proposed MSHA penalties and $0 outstanding across 3 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.
$17K
proposed penalties
$16K
current assessed
$16K
paid to date
$0
outstanding
96 assessments are final orders; 3 contested dockets.
As of the most recent assessment on 2025-12-15.
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 1,780 2 0 1123.6
2025 Q3 1,903 0 0 0.0
2025 Q2 2,948 0 0 0.0
2025 Q1 0 0 0
2024 Q4 948 0 0 0.0
2024 Q3 2,658 1 0 376.2
2024 Q2 2,447 0 0 0.0
2024 Q1 0 0 0
Show 96 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 1,818 0 0 0.0
2023 Q3 2,732 1 0 366.0
2023 Q2 2,580 0 0 0.0
2023 Q1 0 0 0
2022 Q4 1,357 0 0 0.0
2022 Q3 2,904 0 0 0.0
2022 Q2 2,680 0 0 0.0
2022 Q1 0 0 0
2021 Q4 1,204 2 0 1661.1
2021 Q3 2,479 0 0 0.0
2021 Q2 2,312 0 0 0.0
2021 Q1 1,125 0 0 0.0
2020 Q4 1,751 2 0 1142.2
2020 Q3 2,983 5 0 1676.2
2020 Q2 2,513 0 0 0.0
2020 Q1 0 0 0
2019 Q4 1,543 0 0 0.0
2019 Q3 2,184 0 0 0.0
2019 Q2 2,802 4 1 1427.6
2019 Q1 0 0 0
2018 Q4 1,564 0 0 0.0
2018 Q3 2,190 0 0 0.0
2018 Q2 1,770 0 0 0.0
2018 Q1 0 0 0
2017 Q4 1,700 2 2 1176.5
2017 Q3 2,315 0 0 0.0
2017 Q2 3,100 0 0 0.0
2017 Q1 0 0 0
2016 Q4 1,903 4 1 2101.9
2016 Q3 2,138 0 0 0.0
2016 Q2 2,720 0 0 0.0
2016 Q1 378 1 0 2645.5
2015 Q4 315 0 0 0.0
2015 Q3 3,295 3 1 910.5
2015 Q2 2,775 0 0 0.0
2015 Q1 0 0 0
2014 Q4 1,597 0 0 0.0
2014 Q3 2,785 11 2 3949.7
2014 Q2 2,575 0 0 0.0
2014 Q1 207 0 0 0.0
2013 Q4 1,918 0 0 0.0
2013 Q3 2,388 0 0 0.0
2013 Q2 2,780 0 0 0.0
2013 Q1 0 0 0
2012 Q4 1,939 2 0 1031.5
2012 Q3 2,207 0 0 0.0
2012 Q2 797 5 4 6273.5
2012 Q1 926 0 0 0.0
2011 Q4 945 0 0 0.0
2011 Q3 0 0 0
2011 Q2 453 4 3 8830.0
2011 Q1 0 0 0
2010 Q4 1,765 0 0 0.0
2010 Q3 2,241 8 3 3569.8
2010 Q2 269 0 0 0.0
2010 Q1 7 0 0 0.0
2009 Q4 1,974 0 0 0.0
2009 Q3 3,165 5 3 1579.8
2009 Q2 2,573 0 0 0.0
2009 Q1 19 0 0 0.0
2008 Q4 1,555 0 0 0.0
2008 Q3 2,638 0 0 0.0
2008 Q2 2,417 0 0 0.0
2008 Q1 272 0 0 0.0
2007 Q4 369 0 0 0.0
2007 Q3 433 0 0 0.0
2007 Q2 458 2 1 4366.8
2007 Q1 1 0 0 0.0
2006 Q4 287 0 0 0.0
2006 Q3 448 0 0 0.0
2006 Q2 380 0 0 0.0
2006 Q1 18 0 0 0.0
2005 Q4 192 0 0 0.0
2005 Q3 845 0 0 0.0
2005 Q2 765 0 0 0.0
2005 Q1 1 0 0 0.0
2004 Q4 300 0 0 0.0
2004 Q3 484 7 1 14462.8
2004 Q2 463 0 0 0.0
2004 Q1 1 0 0 0.0
2003 Q4 353 0 0 0.0
2003 Q3 612 1 0 1634.0
2003 Q2 884 0 0 0.0
2003 Q1 1 0 0 0.0
2002 Q4 540 0 0 0.0
2002 Q3 832 0 0 0.0
2002 Q2 310 0 0 0.0
2002 Q1 0 0 0
2001 Q4 494 0 0 0.0
2001 Q3 1,189 2 2 1682.1
2001 Q2 782 0 0 0.0
2001 Q1 287 0 0 0.0
2000 Q4 607 0 0 0.0
2000 Q3 736 4 2 5434.8
2000 Q2 0 19 7
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 PRINCE PORTABLE

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.