PIONEER PLANT has $4K in proposed MSHA penalties and $0 outstanding across 0 contested dockets, plus health sampling and the full incident record.
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Fatalities
1
Total incidents
1
Years on record
1992
Latest incident
Aug 1992
Compliance record
MSHA citations since 2000
30
citations
1
significant & substantial
$3,994
proposed penalties
$3,994
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
30
inspections on record
365
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: 365 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.
PIONEER PLANT 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
28 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2025-05-15.
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
2,200
0
0
0.0
2025 Q3
2,931
0
0
0.0
2025 Q2
2,837
2
0
705.0
2025 Q1
0
0
0
2024 Q4
2,280
0
0
0.0
2024 Q3
2,840
0
0
0.0
2024 Q2
2,760
0
0
0.0
2024 Q1
0
0
0
Show 95 earlier quartersHide earlier quarters
Quarter
Hours worked
Citations
S&S
Per 1M hrs
2023 Q4
2,200
0
0
0.0
2023 Q3
2,920
0
0
0.0
2023 Q2
2,560
2
0
781.2
2023 Q1
0
0
0
2022 Q4
2,880
0
0
0.0
2022 Q3
2,880
0
0
0.0
2022 Q2
2,880
0
0
0.0
2021 Q4
2,080
0
0
0.0
2021 Q3
2,880
0
0
0.0
2021 Q2
2,760
0
0
0.0
2021 Q1
0
0
0
2020 Q4
2,160
0
0
0.0
2020 Q3
2,640
0
0
0.0
2020 Q2
2,640
0
0
0.0
2020 Q1
0
0
0
2019 Q4
1,600
1
0
625.0
2019 Q3
2,600
0
0
0.0
2019 Q2
2,600
0
0
0.0
2019 Q1
0
0
0
2018 Q4
2,160
0
0
0.0
2018 Q3
2,600
0
0
0.0
2018 Q2
2,472
1
0
404.5
2018 Q1
0
0
0
2017 Q4
1,440
0
0
0.0
2017 Q3
2,080
0
0
0.0
2017 Q2
2,384
0
0
0.0
2017 Q1
160
0
0
0.0
2016 Q4
1,280
2
0
1562.5
2016 Q3
2,160
1
0
463.0
2016 Q2
2,080
0
0
0.0
2016 Q1
0
0
0
2015 Q4
960
0
0
0.0
2015 Q3
1,560
0
0
0.0
2015 Q2
1,560
5
0
3205.1
2015 Q1
0
0
0
2014 Q4
1,080
0
0
0.0
2014 Q3
1,560
0
0
0.0
2014 Q2
1,160
0
0
0.0
2014 Q1
0
0
0
2013 Q4
1,080
0
0
0.0
2013 Q3
1,560
0
0
0.0
2013 Q2
1,200
0
0
0.0
2013 Q1
0
0
0
2012 Q4
1,196
0
0
0.0
2012 Q3
1,824
0
0
0.0
2012 Q2
1,552
0
0
0.0
2012 Q1
400
0
0
0.0
2011 Q4
1,040
1
0
961.5
2011 Q3
1,547
0
0
0.0
2011 Q2
910
1
0
1098.9
2011 Q1
0
0
0
2010 Q4
0
0
0
2010 Q3
2,238
0
0
0.0
2010 Q2
1,936
2
1
1033.1
2010 Q1
0
0
0
2009 Q4
0
0
0
2009 Q3
2,080
0
0
0.0
2009 Q2
1,360
0
0
0.0
2009 Q1
3
0
0
0.0
2008 Q4
1,560
0
0
0.0
2008 Q3
2,590
0
0
0.0
2008 Q2
2,000
0
0
0.0
2008 Q1
0
0
0
2007 Q4
1,600
0
0
0.0
2007 Q3
2,600
0
0
0.0
2007 Q2
2,508
0
0
0.0
2007 Q1
0
0
0
2006 Q4
1,728
0
0
0.0
2006 Q3
2,192
0
0
0.0
2006 Q2
2,824
0
0
0.0
2006 Q1
0
0
0
2005 Q4
3,136
0
0
0.0
2005 Q3
2,817
0
0
0.0
2005 Q2
2,592
1
0
385.8
2005 Q1
520
0
0
0.0
2004 Q4
1,844
0
0
0.0
2004 Q3
2,643
0
0
0.0
2004 Q2
2,052
0
0
0.0
2004 Q1
0
0
0
2003 Q4
2,000
0
0
0.0
2003 Q3
2,720
1
0
367.6
2003 Q2
1,360
0
0
0.0
2003 Q1
0
0
0
2002 Q4
1,970
0
0
0.0
2002 Q3
3,432
0
0
0.0
2002 Q2
1,755
0
0
0.0
2002 Q1
410
0
0
0.0
2001 Q4
2,452
0
0
0.0
2001 Q3
3,592
1
0
278.4
2001 Q2
3,552
0
0
0.0
2001 Q1
360
0
0
0.0
2000 Q4
1,520
0
0
0.0
2000 Q3
3,848
0
0
0.0
2000 Q2
3,782
7
0
1850.9
2000 Q1
540
0
0
0.0
Fatalities at this mine
1 recorded
August 10, 1992MI · Metal/Non-Metalmaintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service techFatality · EXPLODING VESSELS UNDER PRESSURE
55061S AIRING A TIRE ON A DISABLED LOADER BEING PREPARED FOR REPAIRS AND EVALUATION. THE SIDE WALL BLEW OUT WITH SUCH A FORCE-THROWING EE BACK APPROX. 10 FEET INTO A STONE PILE, CAUSING A CRUS 89570BLOW TO THE CHEST CAVITY RESULTING IN IRREVERSIBLE TRAUMA AND DEATH.
For insurers, brokers, and safety consultants
The full compliance file on PIONEER 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.