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Mountain Stone Works LLC Metal/Non-Metal

Controlled by Mitchell D Wilson
Mountain, WI, Oconto County, WI  ·  Intermittent
MSHA Mine ID: 4702872

Mountain Stone Works LLC has $15K in proposed MSHA penalties and $0 outstanding across 2 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
8
Years on record
1992–2014
Latest incident
Jun 2014
Compliance record
MSHA citations since 2000
66
citations
12
significant & substantial
$14,655
proposed penalties
$12,655
paid to date
86% of proposed penalties paid to date, a $2,000 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
42
inspections on record
496
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: 496 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Mountain Stone Works LLC has $15K in proposed MSHA penalties and $0 outstanding across 2 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.
$15K
proposed penalties
$13K
current assessed
$13K
paid to date
$0
outstanding
66 assessments are final orders; 2 contested dockets.
As of the most recent assessment on 2025-08-12.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
See also the operator's enforcement record
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 280 0 0 0.0
2025 Q3 519 6 0 11560.7
2025 Q2 569 0 0 0.0
2025 Q1 62 0 0 0.0
2024 Q4 440 0 0 0.0
2024 Q3 1,150 4 0 3478.3
2024 Q2 1,323 0 0 0.0
2024 Q1 40 0 0 0.0
Show 95 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 40 0 0 0.0
2023 Q3 2,560 0 0 0.0
2023 Q2 80 8 1 100000.0
2023 Q1 0 0 0
2022 Q4 40 0 0 0.0
2022 Q3 40 3 0 75000.0
2022 Q2 40 0 0 0.0
2022 Q1 40 0 0 0.0
2021 Q3 1,194 0 0 0.0
2021 Q2 985 1 1 1015.2
2021 Q1 0 0 0
2020 Q4 1,099 0 0 0.0
2020 Q3 1,221 3 0 2457.0
2020 Q2 1,282 0 0 0.0
2020 Q1 0 0 0
2019 Q4 1,525 0 0 0.0
2019 Q3 1,680 5 0 2976.2
2019 Q2 753 0 0 0.0
2019 Q1 0 0 0
2018 Q4 833 0 0 0.0
2018 Q3 1,693 2 0 1181.3
2018 Q2 973 0 0 0.0
2018 Q1 0 0 0
2017 Q4 898 0 0 0.0
2017 Q3 2,473 0 0 0.0
2017 Q2 1,185 0 0 0.0
2017 Q1 0 0 0
2016 Q4 733 0 0 0.0
2016 Q3 1,616 0 0 0.0
2016 Q2 1,216 0 0 0.0
2016 Q1 0 0 0
2015 Q4 917 2 0 2181.0
2015 Q3 1,066 1 0 938.1
2015 Q2 1,377 5 0 3631.1
2015 Q1 83 0 0 0.0
2014 Q4 160 0 0 0.0
2014 Q3 1,507 1 0 663.6
2014 Q2 740 0 0 0.0
2014 Q1 30 0 0 0.0
2013 Q4 485 0 0 0.0
2013 Q3 2,382 0 0 0.0
2013 Q2 850 0 0 0.0
2013 Q1 35 0 0 0.0
2012 Q4 335 0 0 0.0
2012 Q3 2,300 3 0 1304.3
2012 Q2 1,010 0 0 0.0
2012 Q1 57 0 0 0.0
2011 Q4 445 0 0 0.0
2011 Q3 2,240 0 0 0.0
2011 Q2 980 9 3 9183.7
2011 Q1 40 0 0 0.0
2010 Q4 1,020 0 0 0.0
2010 Q3 2,560 1 1 390.6
2010 Q2 1,428 0 0 0.0
2010 Q1 897 0 0 0.0
2009 Q4 1,768 0 0 0.0
2009 Q3 3,289 1 1 304.0
2009 Q2 1,946 0 0 0.0
2009 Q1 192 0 0 0.0
2008 Q4 906 0 0 0.0
2008 Q3 3,325 1 1 300.8
2008 Q2 2,393 2 0 835.8
2008 Q1 128 0 0 0.0
2007 Q4 1,490 0 0 0.0
2007 Q3 5,051 0 0 0.0
2007 Q2 4,203 2 1 475.9
2007 Q1 602 0 0 0.0
2006 Q4 1,768 0 0 0.0
2006 Q3 5,218 0 0 0.0
2006 Q2 4,072 0 0 0.0
2006 Q1 683 0 0 0.0
2005 Q4 1,728 0 0 0.0
2005 Q3 4,070 0 0 0.0
2005 Q2 3,685 2 1 542.7
2005 Q1 632 0 0 0.0
2004 Q4 2,185 0 0 0.0
2004 Q3 6,279 1 1 159.3
2004 Q2 4,411 0 0 0.0
2004 Q1 600 0 0 0.0
2003 Q4 2,510 0 0 0.0
2003 Q3 5,122 1 0 195.2
2003 Q2 4,218 0 0 0.0
2003 Q1 256 0 0 0.0
2002 Q4 2,722 0 0 0.0
2002 Q3 5,424 0 0 0.0
2002 Q2 4,316 0 0 0.0
2002 Q1 660 0 0 0.0
2001 Q4 3,313 0 0 0.0
2001 Q3 4,725 0 0 0.0
2001 Q2 4,301 0 0 0.0
2001 Q1 638 0 0 0.0
2000 Q4 3,957 0 0 0.0
2000 Q3 4,284 2 1 466.9
2000 Q2 6,493 0 0 0.0
2000 Q1 1,172 0 0 0.0
No fatalities recorded at this mine.

Reportable incidents

8 on file

2014 · 1 incident

June 10, 2014 WI · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON
Mountain Stone Corporation · Fall from ladders

The miner was doing routine maintenance on the screen plant which required him to be on a ladder to check for excessive heat. While doing this the ladder shifted and the miner fell breaking his left wrist. The miner was three and a half feet up on the ladder when the fall happened. He was transported to a hospital and received medical attention for his injury.

2004 · 1 incident

May 11, 2004 WI · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator HANDTOOLS (NONPOWERED)
Mountain Stone Works Inc · Struck by... (Not Elsewhere Classified)

PUNCHING HOLES IN BELTING. HIT THUMB WITH HAMMER BREAKING THUMB.

2002 · 1 incident

July 9, 2002 WI · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator POWERED HAULAGE
Mountain Stone Works Inc · Struck against a moving object

COMPLAINED OF SORE BACK FROM RIDING IN LOADER. WENT TO CHIROPRACTOR NOON ON 7-9-02. RETURN TO WORK 7 AM 7-10-02. LOST TIME 4 1/2 HRS.

2001 · 1 incident

June 11, 2001 WI · Metal/Non-Metal mine manager, mine foreman, mine owner STEPPING OR KNEELING ON OBJECT
Mountain Stone Works Inc · Struck against stationary object

HE WAS GREASING VIB FEEDER AND STEPPED BACK AWAYFROM FEEDER, STEPPED ON SOMETHING AND SPRAINED HIS RIGHT ANKLE. WAS NOT REPORTED UNTIL 6/18 AND THEN SENT TO CLINIC FOR EXAM.

1999 · 1 incident

March 31, 1999 WI · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Mountain Stone Works Inc · Absorption of radiations, caustics, toxic and noxious substances

BLEEDING BRAKE ON GRADER AND BRAKE FLUID GOT IN HIS EYES. WENT TO CLINIC HAD EYES FLUSHED OUT AND CAME BACK TO WORK. NO TIME MISSED.

1998 · 1 incident

July 30, 1998 WI · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Mountain Stone Works Inc · Struck by... (Not Elsewhere Classified)

CHANGING TIRE WITH IMPACK WRENCH. STUCK FINGER IN SOCKET TO TAKE OUT LUGNUT. BUMPED TRIGGER ON IMPACT WRENCH. WRENCH STARTED AND THREADED NUT ONTO FINGER.

1996 · 1 incident

September 12, 1996 WI · Metal/Non-Metal beltman, conveyor man, conveyor belt worker, mobile bridge carrierman, feeder operator, conveyor rider HANDLING OF MATERIALS
Mountain Stone Works Inc · Caught in, under or between (Not Elsewhere Classified)

WHEN REMOVING STUCK ROCK FROM GRIZZLY, HE GOT HIS FINGER CAUGHT BETWEEN TWO STONES AND CUT FINGER.

1992 · 1 incident

May 19, 1992 WI · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Mountain Stone Works Inc · Struck by... (Not Elsewhere Classified)

USING PRY BAR TO HOLD I BEAM IN PLACE AND PRY BAR SLIPPED HIT IN SHOULDER

For insurers, brokers, and safety consultants

The full compliance file on Mountain Stone Works LLC

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.

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