Mining Incidents

Mille Lacs Quarry Metal/Non-Metal

Onamia, Mille Lacs County, MN  ·  Intermittent
MSHA Mine ID: 2103510

Mille Lacs Quarry has $500 in proposed MSHA penalties and $0 outstanding across 0 contested dockets, plus health sampling and the full incident record.

Watch this mine

Email me when a new MSHA incident is filed at Mille Lacs Quarry.

Fatalities
0
Total incidents
0
Years on record
Latest incident
Compliance record
MSHA citations since 2008
5
citations
1
significant & substantial
$500
proposed penalties
$500
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2005
15
inspections on record
79
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: 79 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Mille Lacs Quarry has $500 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.
$500
proposed penalties
$500
current assessed
$500
paid to date
$0
outstanding
5 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2009-10-27.
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 Q3 403 0 0 0.0
2025 Q2 527 0 0 0.0
2018 Q2 0 0 0
2018 Q1 0 0 0
2017 Q4 0 0 0
2017 Q3 0 0 0
2017 Q2 0 0 0
2017 Q1 0 0 0
Show 43 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2016 Q4 0 0 0
2016 Q3 0 0 0
2016 Q2 0 0 0
2016 Q1 0 0 0
2015 Q4 0 0 0
2015 Q3 0 0 0
2015 Q2 0 0 0
2015 Q1 0 0 0
2014 Q4 0 0 0
2014 Q3 0 0 0
2014 Q2 0 0 0
2014 Q1 0 0 0
2013 Q4 0 0 0
2013 Q3 0 0 0
2013 Q2 0 0 0
2013 Q1 0 0 0
2012 Q4 0 0 0
2012 Q3 0 0 0
2012 Q2 0 0 0
2012 Q1 0 0 0
2011 Q4 0 0 0
2011 Q3 0 0 0
2011 Q2 0 0 0
2011 Q1 90 0 0 0.0
2010 Q4 130 0 0 0.0
2010 Q3 158 0 0 0.0
2010 Q2 164 0 0 0.0
2010 Q1 140 0 0 0.0
2009 Q4 720 1 1 1388.9
2009 Q3 1,339 0 0 0.0
2009 Q2 1,312 2 0 1524.4
2009 Q1 432 0 0 0.0
2008 Q4 613 0 0 0.0
2008 Q3 1,463 0 0 0.0
2008 Q2 1,332 2 0 1501.5
2008 Q1 342 0 0 0.0
2007 Q4 877 0 0 0.0
2007 Q3 1,278 0 0 0.0
2007 Q2 1,181 0 0 0.0
2006 Q2 24 0 0 0.0
2006 Q1 481 0 0 0.0
2005 Q4 635 0 0 0.0
2005 Q3 1,320 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 Mille Lacs Quarry

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.