Mining Incidents

Portable Unit #4 Metal/Non-Metal

Controlled by Steve Farden
Maxbass, Bottineau County, ND  ·  Intermittent
MSHA Mine ID: 3200889

Portable Unit #4 has $7K 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 2011
45
citations
13
significant & substantial
$7,006
proposed penalties
$7,006
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2011
23
inspections on record
265
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: 265 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 Unit #4 has $7K 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.
$7K
proposed penalties
$7K
current assessed
$7K
paid to date
$0
outstanding
42 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2025-06-10.
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 797 0 0 0.0
2025 Q3 1,561 0 0 0.0
2025 Q2 1,345 4 2 2974.0
2025 Q1 0 0 0
2024 Q4 603 0 0 0.0
2024 Q3 958 6 3 6263.0
2024 Q2 658 0 0 0.0
2024 Q1 0 0 0
Show 51 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 658 0 0 0.0
2023 Q3 1,005 2 0 1990.0
2023 Q2 954 0 0 0.0
2023 Q1 138 0 0 0.0
2022 Q4 319 0 0 0.0
2022 Q3 629 0 0 0.0
2022 Q2 378 2 0 5291.0
2022 Q1 0 0 0
2021 Q4 490 0 0 0.0
2021 Q3 771 0 0 0.0
2021 Q2 581 0 0 0.0
2021 Q1 0 0 0
2020 Q4 232 2 0 8620.7
2020 Q3 2,123 0 0 0.0
2020 Q2 1,303 0 0 0.0
2020 Q1 0 0 0
2019 Q4 623 0 0 0.0
2019 Q3 959 2 1 2085.5
2019 Q2 1,671 0 0 0.0
2019 Q1 0 0 0
2018 Q4 621 0 0 0.0
2018 Q3 1,646 0 0 0.0
2018 Q2 2,099 4 0 1905.7
2018 Q1 105 0 0 0.0
2017 Q4 1,733 0 0 0.0
2017 Q3 1,284 0 0 0.0
2017 Q2 2,143 0 0 0.0
2017 Q1 0 0 0
2016 Q4 742 0 0 0.0
2016 Q3 1,734 0 0 0.0
2016 Q2 1,453 3 1 2064.7
2016 Q1 0 0 0
2015 Q4 1,415 0 0 0.0
2015 Q3 1,720 0 0 0.0
2015 Q2 1,253 0 0 0.0
2015 Q1 919 6 4 6528.8
2014 Q4 1,393 0 0 0.0
2014 Q3 1,919 7 2 3647.7
2014 Q2 1,409 0 0 0.0
2014 Q1 110 0 0 0.0
2013 Q4 1,567 0 0 0.0
2013 Q3 1,998 0 0 0.0
2013 Q2 1,627 0 0 0.0
2013 Q1 830 0 0 0.0
2012 Q4 1,816 0 0 0.0
2012 Q3 2,258 0 0 0.0
2012 Q2 1,706 0 0 0.0
2012 Q1 960 3 0 3125.0
2011 Q4 2,481 1 0 403.1
2011 Q3 1,624 0 0 0.0
2011 Q2 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 Unit #4

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.