IROCK #4 has $588 in proposed MSHA penalties and $0 outstanding across 0 contested dockets, plus health sampling and the full incident record.
Watch this mine
Email me when a new MSHA incident is filed at IROCK #4.
Fatalities
0
Total incidents
1
Years on record
2024
Latest incident
Oct 2024
Compliance record
MSHA citations since 2023
4
citations
0
significant & substantial
$588
proposed penalties
$588
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2021
6
inspections on record
76
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: 76 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.
IROCK #4 has $588 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.
$588
proposed penalties
$588
current assessed
$588
paid to date
$0
outstanding
4 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2026-03-31.
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
2,202
0
0
0.0
2025 Q3
2,173
0
0
0.0
2025 Q2
1,929
0
0
0.0
2025 Q1
1,526
0
0
0.0
2024 Q4
2,402
0
0
0.0
2024 Q3
2,055
0
0
0.0
2024 Q2
2,102
0
0
0.0
2024 Q1
907
0
0
0.0
Show 10 earlier quartersHide earlier quarters
Quarter
Hours worked
Citations
S&S
Per 1M hrs
2023 Q4
896
0
0
0.0
2023 Q3
1,390
0
0
0.0
2023 Q2
2,037
0
0
0.0
2023 Q1
1,565
2
0
1278.0
2022 Q4
2,218
0
0
0.0
2022 Q3
2,028
0
0
0.0
2022 Q2
1,934
0
0
0.0
2022 Q1
150
0
0
0.0
2021 Q4
684
0
0
0.0
2021 Q3
1,115
0
0
0.0
No fatalities recorded at this mine.
Reportable incidents
1 on file
2024 · 1 incident
October 28, 2024MO · Metal/Non-Metallaborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitmanSLIP OR FALL OF PERSON
While climbing down from catwalk the employee grabbed onto the railing that had not been bolted. Employee struck EE's hand on the machine as EE fell about 3 ft.
For insurers, brokers, and safety consultants
The full compliance file on IROCK #4
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.