Ames Portable Unit # 42-02163 has $976 in proposed MSHA penalties and $0 outstanding across 0 contested dockets, plus health sampling and the full incident record.
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Fatalities
0
Total incidents
2
Years on record
1997
Latest incident
Aug 1997
Compliance record
MSHA citations since 2021
7
citations
0
significant & substantial
$976
proposed penalties
$976
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2019
8
inspections on record
92
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: 92 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.
Ames Portable Unit # 42-02163 has $976 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.
$976
proposed penalties
$976
current assessed
$976
paid to date
$0
outstanding
7 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2025-05-14.
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
599
0
0
0.0
2025 Q3
379
0
0
0.0
2025 Q2
3,566
1
0
280.4
2024 Q4
332
0
0
0.0
2024 Q3
2,146
0
0
0.0
2024 Q2
4,536
0
0
0.0
2024 Q1
1,347
0
0
0.0
2023 Q3
1,573
0
0
0.0
Show 20 earlier quartersHide earlier quarters
Quarter
Hours worked
Citations
S&S
Per 1M hrs
2023 Q2
2,246
1
0
445.2
2023 Q1
65
1
0
15384.6
2022 Q4
1,755
0
0
0.0
2022 Q3
3,266
0
0
0.0
2022 Q2
2,808
1
0
356.1
2022 Q1
976
2
0
2049.2
2021 Q4
4,142
0
0
0.0
2021 Q3
3,583
1
0
279.1
2021 Q2
3,563
0
0
0.0
2021 Q1
4,517
0
0
0.0
2020 Q4
2,970
0
0
0.0
2020 Q3
2,115
0
0
0.0
2020 Q2
2,308
0
0
0.0
2020 Q1
2,798
0
0
0.0
2019 Q4
1,088
0
0
0.0
2019 Q3
1,515
0
0
0.0
2019 Q2
1,080
0
0
0.0
2019 Q1
0
0
0
2018 Q4
2,056
0
0
0.0
2018 Q3
2,232
0
0
0.0
No fatalities recorded at this mine.
Reportable incidents
2 on file
1997 · 2 incidents
August 19, 1997UT · Metal/Non-Metalmaintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service techHANDTOOLS (NONPOWERED)
DISMOUNTING CAT 777B TRUCK, MISSED LAST STEP AND FELL TO THE GROUND.
For insurers, brokers, and safety consultants
The full compliance file on Ames Portable Unit # 42-02163
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.