Rock Springs, Sweetwater County,
WY
·
Intermittent
MSHA Mine ID: 4801440
PIONEER TRAILS PIT #565 has $9K 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
1
Years on record
2024
Latest incident
Apr 2024
Compliance record
MSHA citations since 2000
56
citations
9
significant & substantial
$8,610
proposed penalties
$8,497
paid to date
99% of proposed penalties paid to date, a $113 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
63
inspections on record
521
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: 521 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 TRAILS PIT #565 has $9K 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.
$9K
proposed penalties
$8K
current assessed
$8K
paid to date
$0
outstanding
56 assessments are final orders; 2 contested dockets.
As of the most recent assessment on 2025-12-08.
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
2,055
1
0
486.6
2025 Q3
3,719
0
0
0.0
2025 Q2
3,187
2
0
627.5
2025 Q1
843
1
0
1186.2
2024 Q4
1,656
0
0
0.0
2024 Q3
2,247
5
0
2225.2
2024 Q2
2,005
0
0
0.0
2024 Q1
1,025
0
0
0.0
Show 96 earlier quartersHide earlier quarters
Quarter
Hours worked
Citations
S&S
Per 1M hrs
2023 Q4
1,071
5
1
4668.5
2023 Q3
2,295
0
0
0.0
2023 Q2
2,379
0
0
0.0
2023 Q1
1,084
0
0
0.0
2022 Q4
2,178
0
0
0.0
2022 Q3
3,021
0
0
0.0
2022 Q2
3,886
3
1
772.0
2022 Q1
761
0
0
0.0
2021 Q4
2,393
4
1
1671.5
2021 Q3
3,382
6
1
1774.1
2021 Q2
2,715
0
0
0.0
2021 Q1
1,434
1
0
697.4
2020 Q4
1,836
0
0
0.0
2020 Q3
2,401
0
0
0.0
2020 Q2
3,735
1
0
267.7
2020 Q1
1,197
0
0
0.0
2019 Q4
1,156
3
0
2595.2
2019 Q3
2,173
1
0
460.2
2019 Q2
1,193
0
0
0.0
2019 Q1
566
0
0
0.0
2018 Q4
910
0
0
0.0
2018 Q3
951
2
0
2103.0
2018 Q2
346
0
0
0.0
2018 Q1
623
0
0
0.0
2017 Q4
1,087
0
0
0.0
2017 Q3
1,312
0
0
0.0
2017 Q2
1,392
1
1
718.4
2017 Q1
806
0
0
0.0
2016 Q4
1,354
2
1
1477.1
2016 Q3
1,522
0
0
0.0
2016 Q2
1,528
0
0
0.0
2016 Q1
959
0
0
0.0
2015 Q4
1,124
0
0
0.0
2015 Q3
1,739
2
0
1150.1
2015 Q2
1,179
0
0
0.0
2015 Q1
740
0
0
0.0
2014 Q4
910
0
0
0.0
2014 Q3
1,107
1
0
903.3
2014 Q2
1,129
0
0
0.0
2014 Q1
752
0
0
0.0
2013 Q4
754
0
0
0.0
2013 Q3
1,107
0
0
0.0
2013 Q2
1,068
2
0
1872.7
2013 Q1
780
0
0
0.0
2012 Q4
818
0
0
0.0
2012 Q3
1,131
1
0
884.2
2012 Q2
1,126
0
0
0.0
2012 Q1
334
0
0
0.0
2011 Q4
727
2
2
2751.0
2011 Q3
1,303
0
0
0.0
2011 Q2
496
1
0
2016.1
2011 Q1
489
0
0
0.0
2010 Q4
240
0
0
0.0
2010 Q3
647
1
1
1545.6
2010 Q2
562
0
0
0.0
2010 Q1
531
0
0
0.0
2009 Q4
1,050
0
0
0.0
2009 Q3
1,791
0
0
0.0
2009 Q2
1,568
0
0
0.0
2009 Q1
1,161
0
0
0.0
2008 Q4
1,333
1
0
750.2
2008 Q3
1,943
0
0
0.0
2008 Q2
1,410
0
0
0.0
2008 Q1
551
0
0
0.0
2007 Q4
1,155
0
0
0.0
2007 Q3
1,223
0
0
0.0
2007 Q2
1,505
0
0
0.0
2007 Q1
1,264
0
0
0.0
2006 Q4
1,490
0
0
0.0
2006 Q3
1,508
0
0
0.0
2006 Q2
1,278
0
0
0.0
2006 Q1
1,194
0
0
0.0
2005 Q4
1,123
0
0
0.0
2005 Q3
1,483
0
0
0.0
2005 Q2
1,429
0
0
0.0
2005 Q1
1,229
0
0
0.0
2004 Q4
1,217
0
0
0.0
2004 Q3
1,309
0
0
0.0
2004 Q2
1,145
2
0
1746.7
2004 Q1
529
0
0
0.0
2003 Q4
571
1
0
1751.3
2003 Q3
1,079
0
0
0.0
2003 Q2
1,255
2
0
1593.6
2003 Q1
110
1
0
9090.9
2002 Q4
0
0
0
2002 Q3
865
0
0
0.0
2002 Q2
585
0
0
0.0
2002 Q1
1,078
0
0
0.0
2001 Q4
0
0
0
2001 Q3
1,204
0
0
0.0
2001 Q2
270
0
0
0.0
2001 Q1
0
0
0
2000 Q4
0
0
0
2000 Q3
1,052
1
0
950.6
2000 Q2
706
0
0
0.0
2000 Q1
0
0
0
No fatalities recorded at this mine.
Reportable incidents
1 on file
2024 · 1 incident
April 3, 2024WY · Metal/Non-Metalbulldozer operator, universal operator, heavy equipment operator, operating engineerMACHINERY
Employee was doing patch welds on hopper, next morning (4/4/24) reported EE had received arc flash to both eyes.
For insurers, brokers, and safety consultants
The full compliance file on PIONEER TRAILS PIT #565
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.