Mining Incidents

Portable Crusher #3: 13 MSHA citations Metal/Non-Metal

Donarski Bros Inc · Surface
Crookston, Polk County, MN  ·  Intermittent
MSHA Mine ID: 2103638

Portable Crusher #3 has $2K 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 2014
13
citations
2
significant & substantial
$1,719
proposed penalties
$1,719
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2008
19
inspections on record
183
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: 183 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 Crusher #3 has $2K 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.
$2K
proposed penalties
$2K
current assessed
$2K
paid to date
$0
outstanding
13 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2024-10-30.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
Violation severity profile
Shares are computed over citations that carry the MSHA gravity and negligence coding; a small share of records are uncoded.
15.4%
significant & substantial
0.0%
high negligence or reckless
15.4%
reasonably likely or greater
46.2%
permanently disabling or fatal if injury occurs
Negligence coding: 0.0% none, 69.2% low, 30.8% moderate, 0.0% high, 0.0% reckless.
Source: MSHA violations gravity and negligence coding, updated weekly.
Health sampling
A sample is a point in time compliance measurement, not an individual exposure history. These figures describe MSHA sampling records and do not establish causation or personal dose.

Metal and nonmetal contaminants (personal samples)
Many samples are screening measurements of substances with no applicable exposure limit; they are counted as samples but excluded from every over-limit figure. Over-limit shares use only limit-tested samples.

Last sampled: 2023-11-07
6
samples
0
limit-tested
Most sampled contaminants
  • Respirable dust, <.1mg6
Show the individual readings (6)
Date Contaminant Concentration Limit Conc / limit Occupation
2023-11-07 Respirable dust, <.1mg 0 Front-end Loader Operator
2020-10-21 Respirable dust, <.1mg 0 Crusher Oper/Worker
2020-10-21 Respirable dust, <.1mg 0 Front-end Loader Operator
2016-11-03 Respirable dust, <.1mg 0 Front-end Loader Operator
2016-11-03 Respirable dust, <.1mg 0 Front-end Loader Operator
2016-11-03 Respirable dust, <.1mg 0 Backhoe Operator
Source: MSHA respirable dust, quartz, and noise sampling records, updated weekly. Metal/nonmetal contaminant figures come from MSHA's Personal Health Samples and Area Samples files (public record), updated weekly.
Ownership history
  1. Donarski Bros Inc 2008 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year Employees
2026 4
2025 4
2024 4
2023 4
2022 4
2021 5
2020 3
2019 3
2018 3
2017 4
2016 4
2015 3
2014 4
2013 2
2012 2
2011 1
2010 2
2009 3
2008 3
Source: MSHA quarterly employment and production, updated weekly.

Portable Crusher #3 sits in Polk County, Minnesota, where the Census mining category is 0.1% of county employment.

Local economic context
County figures come from the US Census Bureau's American Community Survey, 5-year pooled estimates, so the 2023 vintage covers 2019 through 2023. The Census category is 'mining, quarrying, and oil and gas extraction', which is broader than MSHA jurisdiction and includes oil and gas workers no mine employs. These figures describe the surrounding county, not this mine, and are not a factor in any specific incident.
Polk County, Minnesota · Population 30,905
0.1%
Mining share of county employment
$69,136
Median household income
Source: US Census Bureau, American Community Survey 2023 5-year estimates.
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
2026 Q2 1,413 0 0 0.0
2026 Q1 39 0 0 0.0
2025 Q4 130 0 0 0.0
2025 Q3 2,716 0 0 0.0
2025 Q2 860 0 0 0.0
2025 Q1 4 0 0 0.0
2024 Q4 387 1 0 2584.0
2024 Q3 1,970 0 0 0.0
Show 64 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2024 Q2 1,405 0 0 0.0
2024 Q1 13 0 0 0.0
2023 Q4 880 1 0 1136.4
2023 Q3 2,154 2 0 928.5
2023 Q2 94 0 0 0.0
2023 Q1 6 0 0 0.0
2022 Q4 1,697 0 0 0.0
2022 Q3 2,028 0 0 0.0
2022 Q2 9 0 0 0.0
2022 Q1 7 0 0 0.0
2021 Q4 2,576 1 0 388.2
2021 Q3 2,845 0 0 0.0
2021 Q2 1,787 0 0 0.0
2021 Q1 86 0 0 0.0
2020 Q4 883 0 0 0.0
2020 Q3 1,931 0 0 0.0
2020 Q2 32 0 0 0.0
2020 Q1 8 0 0 0.0
2019 Q4 24 0 0 0.0
2019 Q3 780 0 0 0.0
2019 Q2 1,704 0 0 0.0
2019 Q1 22 0 0 0.0
2018 Q4 1,057 0 0 0.0
2018 Q3 2,049 4 1 1952.2
2018 Q2 28 0 0 0.0
2018 Q1 32 0 0 0.0
2017 Q4 1,006 0 0 0.0
2017 Q3 1,786 0 0 0.0
2017 Q2 635 0 0 0.0
2017 Q1 12 0 0 0.0
2016 Q4 951 0 0 0.0
2016 Q3 674 0 0 0.0
2016 Q2 1,701 0 0 0.0
2016 Q1 40 0 0 0.0
2015 Q4 68 0 0 0.0
2015 Q3 329 0 0 0.0
2015 Q2 12 0 0 0.0
2015 Q1 48 0 0 0.0
2014 Q4 160 0 0 0.0
2014 Q3 367 4 1 10899.2
2014 Q2 381 0 0 0.0
2014 Q1 68 0 0 0.0
2013 Q4 130 0 0 0.0
2013 Q3 280 0 0 0.0
2013 Q2 42 0 0 0.0
2013 Q1 2 0 0 0.0
2012 Q4 6 0 0 0.0
2012 Q3 2 0 0 0.0
2012 Q2 18 0 0 0.0
2012 Q1 4 0 0 0.0
2011 Q4 10 0 0 0.0
2011 Q3 2 0 0 0.0
2011 Q2 4 0 0 0.0
2011 Q1 4 0 0 0.0
2010 Q4 2 0 0 0.0
2010 Q3 3 0 0 0.0
2010 Q2 2 0 0 0.0
2010 Q1 5 0 0 0.0
2009 Q4 10 0 0 0.0
2009 Q3 16 0 0 0.0
2009 Q2 124 0 0 0.0
2009 Q1 18 0 0 0.0
2008 Q4 14 0 0 0.0
2008 Q3 258 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.