Mining Incidents

McClosky Jaw Metal/Non-Metal

LUNENBURG, Worcester County, MA  ·  Temporarily Idled
MSHA Mine ID: 1901139

McClosky Jaw has $4K 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 McClosky Jaw.

Fatalities
0
Total incidents
0
Years on record
Latest incident
Compliance record
MSHA citations since 2005
39
citations
6
significant & substantial
$4,424
proposed penalties
$4,424
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
25
inspections on record
317
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: 317 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

McClosky Jaw has $4K 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.
$4K
proposed penalties
$4K
current assessed
$4K
paid to date
$0
outstanding
39 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2022-04-21.
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
2024 Q3 0 0 0
2023 Q1 32 0 0 0.0
2022 Q4 193 0 0 0.0
2022 Q3 94 0 0 0.0
2022 Q2 288 1 0 3472.2
2022 Q1 473 0 0 0.0
2021 Q4 314 0 0 0.0
2021 Q3 109 0 0 0.0
Show 67 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2021 Q2 269 0 0 0.0
2021 Q1 392 1 0 2551.0
2020 Q4 413 0 0 0.0
2020 Q3 311 0 0 0.0
2020 Q2 480 0 0 0.0
2020 Q1 606 0 0 0.0
2019 Q4 187 0 0 0.0
2019 Q3 259 0 0 0.0
2019 Q2 209 0 0 0.0
2019 Q1 451 0 0 0.0
2018 Q4 534 3 0 5618.0
2018 Q3 636 0 0 0.0
2018 Q2 322 2 0 6211.2
2018 Q1 541 0 0 0.0
2017 Q4 359 0 0 0.0
2017 Q3 161 0 0 0.0
2017 Q2 344 0 0 0.0
2017 Q1 527 8 2 15180.3
2016 Q4 797 0 0 0.0
2016 Q3 628 0 0 0.0
2016 Q2 350 0 0 0.0
2016 Q1 608 3 0 4934.2
2015 Q4 685 0 0 0.0
2015 Q3 237 0 0 0.0
2015 Q2 404 4 1 9901.0
2015 Q1 134 0 0 0.0
2014 Q4 77 0 0 0.0
2014 Q3 95 0 0 0.0
2014 Q2 280 0 0 0.0
2014 Q1 252 0 0 0.0
2013 Q4 360 0 0 0.0
2013 Q3 83 0 0 0.0
2013 Q2 206 2 2 9708.7
2013 Q1 2 0 0 0.0
2012 Q4 63 0 0 0.0
2012 Q3 134 0 0 0.0
2012 Q2 265 0 0 0.0
2012 Q1 195 5 1 25641.0
2011 Q4 313 0 0 0.0
2011 Q3 285 1 0 3508.8
2011 Q2 698 0 0 0.0
2011 Q1 261 0 0 0.0
2010 Q4 261 0 0 0.0
2010 Q3 326 0 0 0.0
2010 Q2 240 0 0 0.0
2010 Q1 151 0 0 0.0
2009 Q4 335 0 0 0.0
2009 Q3 186 3 0 16129.0
2009 Q2 55 0 0 0.0
2009 Q1 39 0 0 0.0
2008 Q4 421 0 0 0.0
2008 Q3 148 0 0 0.0
2008 Q2 268 3 0 11194.0
2008 Q1 128 0 0 0.0
2007 Q4 603 0 0 0.0
2007 Q3 857 1 0 1166.9
2007 Q2 594 0 0 0.0
2007 Q1 395 0 0 0.0
2006 Q4 260 0 0 0.0
2006 Q3 606 0 0 0.0
2006 Q2 557 0 0 0.0
2006 Q1 421 0 0 0.0
2005 Q4 181 0 0 0.0
2005 Q3 310 0 0 0.0
2005 Q2 78 2 0 25641.0
2005 Q1 117 0 0 0.0
2004 Q4 117 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 McClosky Jaw

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.