Portable Plant has $103K in proposed MSHA penalties and $453 outstanding across 2 contested dockets, plus health sampling and the full incident record.
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Fatalities
0
Total incidents
9
Years on record
1990–2007
Latest incident
May 2007
Compliance record
MSHA citations since 2000
75
citations
29
significant & substantial
$103,150
proposed penalties
$61,934
paid to date
60% of proposed penalties paid to date, a $41,216 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
24
inspections on record
405
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: 405 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.
Portable Plant has $103K in proposed MSHA penalties and $453 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.
$103K
proposed penalties
$62K
current assessed
$62K
paid to date
$453
outstanding
70 assessments are final orders; 2 contested dockets.
As of the most recent assessment on 2026-05-18.
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
1,485
0
0
0.0
2025 Q3
1,579
2
0
1266.6
2025 Q2
1,529
0
0
0.0
2025 Q1
538
0
0
0.0
2024 Q4
3,987
0
0
0.0
2024 Q3
3,419
0
0
0.0
2024 Q2
775
5
1
6451.6
2024 Q1
419
0
0
0.0
Show 44 earlier quartersHide earlier quarters
Quarter
Hours worked
Citations
S&S
Per 1M hrs
2023 Q3
630
0
0
0.0
2023 Q2
611
0
0
0.0
2023 Q1
40
0
0
0.0
2022 Q4
101
0
0
0.0
2022 Q3
280
0
0
0.0
2022 Q2
762
1
0
1312.3
2009 Q2
1
0
0
0.0
2009 Q1
1
0
0
0.0
2008 Q4
1
0
0
0.0
2008 Q3
1
0
0
0.0
2008 Q2
1,412
0
0
0.0
2008 Q1
2,056
0
0
0.0
2007 Q4
2,640
19
8
7197.0
2007 Q3
5,955
0
0
0.0
2007 Q2
1,535
10
5
6514.7
2007 Q1
3,669
0
0
0.0
2006 Q4
4,287
0
0
0.0
2006 Q3
5,940
0
0
0.0
2006 Q2
5,571
8
4
1436.0
2006 Q1
0
0
0
2005 Q4
622
0
0
0.0
2005 Q3
3,525
0
0
0.0
2005 Q2
3,199
0
0
0.0
2005 Q1
3,195
0
0
0.0
2004 Q4
5,628
4
2
710.7
2004 Q3
4,979
0
0
0.0
2004 Q2
4,900
0
0
0.0
2004 Q1
3,934
0
0
0.0
2003 Q4
2,927
3
2
1024.9
2003 Q3
2,314
0
0
0.0
2003 Q2
1,712
0
0
0.0
2003 Q1
191
0
0
0.0
2002 Q4
3,029
9
3
2971.3
2002 Q3
1,990
0
0
0.0
2002 Q2
2,295
0
0
0.0
2002 Q1
87
0
0
0.0
2001 Q4
3,708
6
4
1618.1
2001 Q3
3,801
0
0
0.0
2001 Q2
2,418
2
0
827.1
2001 Q1
194
0
0
0.0
2000 Q4
2,189
0
0
0.0
2000 Q3
3,813
3
0
786.8
2000 Q2
3,125
0
0
0.0
2000 Q1
1,595
0
0
0.0
No fatalities recorded at this mine.
Reportable incidents
9 on file
2007 · 1 incident
May 9, 2007ID · Metal/Non-Metalbulldozer operator, universal operator, heavy equipment operator, operating engineerOTHER
Emplyee began having chest pains on job site. Employee was transported to hospital and was having a heart attack, so they life flighted him to anther hospital, where they inserted a stint to open up closed artery. They determined that 3 other artheries were 100% blocked and he will need by pass surgery as soon as he is stable.
2004 · 1 incident
April 13, 2004ID · Metal/Non-Metalassayer, geologist, metallurgist, engineer, engineer managementSLIP OR FALL OF PERSON
LAGGING RUBBER CAME OUT OF TAIL PULLEY. HE WAS TRYING TO PUT THE RUBBER BACK WHICH WAS NOT HIS JOB AND HE WAS NOT AUTHROIZED TO DO. HE WAS TRYING TO TAKE BOLT OUT OF GUARD. WHEN BOTL CAME LO OSE IT SLIPEPD AND GLOVE CAUGHT IN PULLEY, PULLING HIS HAND INTO THEROLLER.
September 9, 1993ID · Metal/Non-Metallaborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitmanHANDLING OF MATERIALS
EMPLOYEE REPAIRING CONVEYOR BELT R EACHED UNDER CONVEYOR TO PULL BOAD OUT CUT HAND ON NAIL IN THE BOARD
July 31, 1993ID · Metal/Non-Metalmaintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service techSTEPPING OR KNEELING ON OBJECT
STRAINED BACK WORKING ON CRUSHER REP INJ 3 DAYS AFTER INJ SAYING HE GOT HURT WHEN CONVEY BELT WA STARTED HE TIGHTENING BOLTS INJ 3-20-90
For insurers, brokers, and safety consultants
The full compliance file on Portable 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.