Oakfield, WI, Fond Du Lac County,
WI
·
Intermittent
MSHA Mine ID: 4700045
Oakfield Quarry has $31K in proposed MSHA penalties and $0 outstanding across 4 contested dockets, plus health sampling and the full incident record.
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Fatalities
0
Total incidents
27
Years on record
1990–2021
Latest incident
Apr 2021
Compliance record
MSHA citations since 2000
105
citations
23
significant & substantial
$31,293
proposed penalties
$30,418
paid to date
97% of proposed penalties paid to date, a $875 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
62
inspections on record
770
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: 770 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.
Oakfield Quarry has $31K in proposed MSHA penalties and $0 outstanding across 4 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.
$31K
proposed penalties
$30K
current assessed
$30K
paid to date
$0
outstanding
104 assessments are final orders; 4 contested dockets.
As of the most recent assessment on 2026-01-15.
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
80
0
0
0.0
2025 Q3
1,012
0
0
0.0
2025 Q2
1,332
2
1
1501.5
2025 Q1
580
0
0
0.0
2024 Q4
2,125
0
0
0.0
2024 Q3
2,478
0
0
0.0
2024 Q2
1,916
0
0
0.0
2024 Q1
2,050
1
0
487.8
Show 96 earlier quartersHide earlier quarters
Quarter
Hours worked
Citations
S&S
Per 1M hrs
2023 Q4
2,339
0
0
0.0
2023 Q3
2,404
0
0
0.0
2023 Q2
1,507
5
0
3317.9
2023 Q1
1,228
0
0
0.0
2022 Q4
976
0
0
0.0
2022 Q3
90
0
0
0.0
2022 Q2
965
2
1
2072.5
2022 Q1
1,986
0
0
0.0
2021 Q4
2,157
0
0
0.0
2021 Q3
2,918
0
0
0.0
2021 Q2
2,243
0
0
0.0
2021 Q1
1,618
0
0
0.0
2020 Q4
1,142
4
1
3502.6
2020 Q3
3,090
4
0
1294.5
2020 Q2
3,349
0
0
0.0
2020 Q1
1,567
0
0
0.0
2019 Q4
3,785
0
0
0.0
2019 Q3
3,233
3
1
927.9
2019 Q2
4,432
0
0
0.0
2019 Q1
2,987
3
1
1004.4
2018 Q4
4,181
0
0
0.0
2018 Q3
3,886
0
0
0.0
2018 Q2
3,312
1
0
301.9
2018 Q1
2,124
0
0
0.0
2017 Q4
3,356
3
0
893.9
2017 Q3
3,224
0
0
0.0
2017 Q2
3,147
4
1
1271.1
2017 Q1
2,624
0
0
0.0
2016 Q4
3,048
4
0
1312.3
2016 Q3
3,953
0
0
0.0
2016 Q2
3,257
2
1
614.1
2016 Q1
2,390
0
0
0.0
2015 Q4
3,772
5
0
1325.6
2015 Q3
4,131
1
0
242.1
2015 Q2
4,119
0
0
0.0
2015 Q1
2,607
0
0
0.0
2014 Q4
3,888
0
0
0.0
2014 Q3
4,262
0
0
0.0
2014 Q2
3,735
1
0
267.7
2014 Q1
1,868
5
0
2676.7
2013 Q4
3,288
0
0
0.0
2013 Q3
3,379
0
0
0.0
2013 Q2
3,500
0
0
0.0
2013 Q1
1,860
0
0
0.0
2012 Q4
2,950
3
1
1016.9
2012 Q3
2,913
0
0
0.0
2012 Q2
2,568
0
0
0.0
2012 Q1
901
0
0
0.0
2011 Q4
1,494
0
0
0.0
2011 Q3
1,675
9
4
5373.1
2011 Q2
960
0
0
0.0
2011 Q1
433
0
0
0.0
2010 Q4
2,257
0
0
0.0
2010 Q3
2,541
0
0
0.0
2010 Q2
3,611
0
0
0.0
2010 Q1
1,418
0
0
0.0
2009 Q4
2,042
0
0
0.0
2009 Q3
3,534
0
0
0.0
2009 Q2
4,580
10
3
2183.4
2009 Q1
1,392
3
2
2155.2
2008 Q4
4,199
0
0
0.0
2008 Q3
5,682
1
0
176.0
2008 Q2
7,563
0
0
0.0
2008 Q1
1,380
1
0
724.6
2007 Q4
7,491
0
0
0.0
2007 Q3
8,197
0
0
0.0
2007 Q2
9,359
0
0
0.0
2007 Q1
3,697
5
1
1352.4
2006 Q4
6,244
0
0
0.0
2006 Q3
7,532
0
0
0.0
2006 Q2
7,440
2
1
268.8
2006 Q1
4,590
0
0
0.0
2005 Q4
4,527
0
0
0.0
2005 Q3
5,614
0
0
0.0
2005 Q2
5,055
2
0
395.6
2005 Q1
3,075
0
0
0.0
2004 Q4
4,393
0
0
0.0
2004 Q3
5,428
3
2
552.7
2004 Q2
5,324
0
0
0.0
2004 Q1
2,103
0
0
0.0
2003 Q4
5,042
0
0
0.0
2003 Q3
5,594
0
0
0.0
2003 Q2
5,425
9
2
1659.0
2003 Q1
2,933
0
0
0.0
2002 Q4
5,545
0
0
0.0
2002 Q3
7,620
0
0
0.0
2002 Q2
6,054
0
0
0.0
2002 Q1
2,780
2
0
719.4
2001 Q4
5,183
0
0
0.0
2001 Q3
7,181
2
0
278.5
2001 Q2
5,995
0
0
0.0
2001 Q1
2,550
0
0
0.0
2000 Q4
4,120
0
0
0.0
2000 Q3
6,595
0
0
0.0
2000 Q2
6,737
0
0
0.0
2000 Q1
2,151
1
0
464.9
No fatalities recorded at this mine.
Reportable incidents
27 on file
2021 · 2 incidents
April 21, 2021WI · Metal/Non-Metallaborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitmanHANDLING OF MATERIALS
Employee says EE bent over and heard something pop in EE's back. EE was not lifting anything at the time. Employee had mentioned prior to start of workday that EE's back hurt per another EE.
2015 · 1 incident
November 11, 2015WI · Metal/Non-Metalbulldozer operator, universal operator, heavy equipment operator, operating engineerSLIP OR FALL OF PERSON
Employee was exiting the haul truck when his right foot got caught on the last step & mud flap. He fell to the ground with his ankle still caught in the mud flap. He has a closed fracture of right wrist & sprain of right ankle.
2009 · 2 incidents
July 6, 2009WI · Metal/Non-Metallaborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitmanHANDLING OF MATERIALS
Quarry worker did not report initial injury till 7/23/09. He states he felt sharp pain pushing stone onto rollers. He was also told he needs to report right away, he also knows this from his MSHA training. He did not say much when asked why he did not report it immediately.
July 1, 2009WI · Metal/Non-Metalstone finishing and sizing personnel, stone/rock cut/polish/saw operator, splitter, cutter, trimmerHANDLING OF MATERIALS
HE WAS TAKING CUT STONE FROM GUILLOTINE AND STACKING ONTO A PALLET. A STONE WAS PUSHED THROUGH AND CAUGHT HIS THUMB BETWEEN TWO PIECES OF STONE AND CAUSED THE LEFT THUMB TO BREAK OPEN.
March 17, 1992WI · Metal/Non-Metallaborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitmanHANDLING OF MATERIALS
HE WAS CATCHING STONE (FROM CUTTING MACHINE) WHEN HE BENT DOWN & A PIECE OF STONE FLEW & CAME OVER THE TOP OF HIS SAFETY GLASSES & SDCRATCHED THE PUPLE
March 28, 1991WI · Metal/Non-Metalledgeman/hand, quarry manMACHINERY
WET STONE SLIPPED AND CUT WRIST-REQUIRED 3 STITCHES.
For insurers, brokers, and safety consultants
The full compliance file on Oakfield 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.