Mining Incidents

N Brookfield Plant Metal/Non-Metal

DAUPHINAIS CONCRETE · Surface
Controlled by Christopher Dauphinais
N. Brookfield MA, Worcester County, MA  ·  Active
MSHA Mine ID: 1901060

N Brookfield Plant has $5K in proposed MSHA penalties and $302 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 2002
54
citations
8
significant & substantial
$5,460
proposed penalties
$5,158
paid to date
94% of proposed penalties paid to date, a $302 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2001
35
inspections on record
403
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: 403 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

N Brookfield Plant has $5K in proposed MSHA penalties and $302 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.
$5K
proposed penalties
$5K
current assessed
$5K
paid to date
$302
outstanding
52 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2026-05-11.
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 598 0 0 0.0
2025 Q3 634 1 0 1577.3
2025 Q2 646 0 0 0.0
2025 Q1 464 0 0 0.0
2024 Q4 596 0 0 0.0
2024 Q3 640 1 0 1562.5
2024 Q2 626 0 0 0.0
2024 Q1 447 0 0 0.0
Show 92 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 594 0 0 0.0
2023 Q3 628 0 0 0.0
2023 Q2 668 0 0 0.0
2023 Q1 486 1 0 2057.6
2022 Q4 600 0 0 0.0
2022 Q3 640 0 0 0.0
2022 Q2 600 0 0 0.0
2022 Q1 500 0 0 0.0
2021 Q4 577 0 0 0.0
2021 Q3 558 0 0 0.0
2021 Q2 596 0 0 0.0
2021 Q1 542 2 0 3690.0
2020 Q4 520 0 0 0.0
2020 Q3 667 1 0 1499.3
2020 Q2 624 0 0 0.0
2020 Q1 526 0 0 0.0
2019 Q4 530 0 0 0.0
2019 Q3 767 0 0 0.0
2019 Q2 720 0 0 0.0
2019 Q1 544 0 0 0.0
2018 Q4 620 2 0 3225.8
2018 Q3 850 2 1 2352.9
2018 Q2 760 0 0 0.0
2018 Q1 658 0 0 0.0
2017 Q4 540 0 0 0.0
2017 Q3 730 0 0 0.0
2017 Q2 741 0 0 0.0
2017 Q1 363 1 0 2754.8
2016 Q4 601 0 0 0.0
2016 Q3 738 0 0 0.0
2016 Q2 752 6 0 7978.7
2016 Q1 425 0 0 0.0
2015 Q4 573 0 0 0.0
2015 Q3 790 2 0 2531.6
2015 Q2 650 0 0 0.0
2015 Q1 405 0 0 0.0
2014 Q4 460 0 0 0.0
2014 Q3 810 0 0 0.0
2014 Q2 700 0 0 0.0
2014 Q1 320 0 0 0.0
2013 Q4 260 0 0 0.0
2013 Q3 720 0 0 0.0
2013 Q2 770 0 0 0.0
2013 Q1 120 0 0 0.0
2012 Q4 720 0 0 0.0
2012 Q3 960 0 0 0.0
2012 Q2 960 0 0 0.0
2012 Q1 600 3 0 5000.0
2011 Q4 640 0 0 0.0
2011 Q3 960 2 0 2083.3
2011 Q2 960 0 0 0.0
2011 Q1 600 0 0 0.0
2010 Q4 600 0 0 0.0
2010 Q3 960 0 0 0.0
2010 Q2 780 0 0 0.0
2010 Q1 690 0 0 0.0
2009 Q4 670 0 0 0.0
2009 Q3 940 0 0 0.0
2009 Q2 960 0 0 0.0
2009 Q1 55 0 0 0.0
2008 Q4 240 0 0 0.0
2008 Q3 240 0 0 0.0
2008 Q2 240 0 0 0.0
2008 Q1 240 0 0 0.0
2007 Q4 480 0 0 0.0
2007 Q3 480 1 0 2083.3
2007 Q2 480 0 0 0.0
2007 Q1 240 0 0 0.0
2006 Q4 640 0 0 0.0
2006 Q3 640 9 0 14062.5
2006 Q2 640 0 0 0.0
2006 Q1 640 0 0 0.0
2005 Q4 1,460 0 0 0.0
2005 Q3 1,460 6 2 4109.6
2005 Q2 1,040 0 0 0.0
2005 Q1 320 0 0 0.0
2004 Q4 960 0 0 0.0
2004 Q3 1,040 0 0 0.0
2004 Q2 960 1 0 1041.7
2004 Q1 560 0 0 0.0
2003 Q4 960 0 0 0.0
2003 Q3 960 10 4 10416.7
2003 Q2 960 0 0 0.0
2003 Q1 240 0 0 0.0
2002 Q4 520 0 0 0.0
2001 Q3 0 0 0
2001 Q2 240 0 0 0.0
2001 Q1 240 0 0 0.0
2000 Q4 240 0 0 0.0
2000 Q3 240 0 0 0.0
2000 Q2 240 0 0 0.0
2000 Q1 240 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 N Brookfield Plant

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.