Mining Incidents

Rockford Airport Quarry Metal/Non-Metal

Controlled by M10 Inc
Rockford, Winnebago County, IL  ·  Intermittent
MSHA Mine ID: 1103314

Rockford Airport Quarry has $596 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
0
Years on record
Latest incident
Compliance record
MSHA citations since 2024
4
citations
0
significant & substantial
$596
proposed penalties
$596
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2024
3
inspections on record
38
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: 38 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Rockford Airport Quarry has $596 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.
$596
proposed penalties
$596
current assessed
$596
paid to date
$0
outstanding
4 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2025-06-03.
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 3,551 0 0 0.0
2025 Q3 4,340 0 0 0.0
2025 Q2 4,011 2 0 498.6
2024 Q4 2,966 0 0 0.0
2024 Q3 4,474 2 0 447.0
2024 Q2 3,851 0 0 0.0

No reportable incidents on file.

MSHA has no recorded reportable accidents for this mine in the current dataset. New reports appear here within a week of being filed.

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The full compliance file on Rockford Airport Quarry

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.