Mining Incidents

Emmy Marquess: 57 MSHA citations controller

MSHA controller ID: 0162961

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Fatalities
0
Total incidents
1
Mines on record
1
Years on record
2022
Compliance record
MSHA citations since 2021
57
citations
15
significant & substantial
$35,541
proposed penalties
$1,169
paid to date
3% of proposed penalties paid to date, a $34,372 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2021
18
inspections on record
487
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: 487 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.
Penalty disposition
Differences between proposed and paid penalties reflect both settlements and conference reductions and amounts still owed. Outstanding is the balance currently owed.
$36K
proposed penalties
$36K
current assessed
$1K
paid to date
$34K
outstanding
55 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2023-05-16.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
Violation severity profile
Shares are computed over citations that carry the MSHA gravity and negligence coding; a small share of records are uncoded.
27.3%
significant & substantial
54.5%
high negligence or reckless
27.3%
reasonably likely or greater
47.3%
permanently disabling or fatal if injury occurs
Negligence coding: 0.0% none, 1.8% low, 43.6% moderate, 54.5% high, 0.0% reckless.
Source: MSHA violations gravity and negligence coding, updated weekly.
Injury rate, 2022
This rate is reportable injury cases per 100 full-time-equivalent workers per year, computed as 200,000 times cases divided by MSHA operator-reported employee-hours. Cases are injuries MSHA graded degree 01 through 07; accident-only events that hurt no one are excluded, and so are contractor injuries, whose hours do not attach to a single mine. Rates begin in 2000, when quarterly employment reporting starts, and are withheld below 20,000 hours in a year.
9.82
total case rate
9.82
days-away rate
0.000
fatality rate
Above average. The US coal mining average was 3.26 and the all-US-mining average was 2.12 cases per 100 workers.
Under 100,000 employee-hours were reported that year, so a single case moves the rate by two or more. Read the figure as approximate.
Source: injury cases from MSHA accident and injury records; employee-hours from MSHA quarterly employment reports. Rate is cases per 100 full-time-equivalent workers, operator employees only.
Health sampling
A sample is a point in time compliance measurement, not an individual exposure history. These figures describe MSHA sampling records and do not establish causation or personal dose.

Respirable coal dust
Respirable coal dust and silica figures cover coal facilities. Dust compliance is measured against the current 1.5 mg/m3 standard; samples predating the 2014 standard are included, so compliance rates are a coarse historical signal.

Last sampled: 2023-05-22, 3 years ago
100%
within 1.5 mg/m3
25
samples
1.09
dust max (mg/m3)
0
over MSHA ECV
The excessive concentration value (ECV) is MSHA's own per-sample enforcement threshold, which builds in measurement uncertainty; a sample over its ECV can trigger a citation. The count covers only samples MSHA assigned an ECV.
22 samples taken by MSHA inspectors, 3 by the operator.
Most-sampled occupations
  • BULLDOZER OPERATOR9
  • BACKHOE OPERATOR5
  • HIGHLIFT OPERATOR/FRONT END LOADER3

Silica (quartz)

Last sampled: 2022-12-13, 3 years ago
8.2
silica avg (%)
2
samples
14.3
silica max (%)
Most-sampled occupations
  • BACKHOE OPERATOR1
  • BULLDOZER OPERATOR1

Noise
The share counts noise samples whose measured dose exceeded the 90 dBA permissible exposure limit. It describes the sampled workplace, not what reached the miner's ear: hearing conservation programs and the hearing protection worn during the shift are recorded separately and are not reflected here.

Last sampled: 2022-12-21, 3 years ago
0%
over PEL
14
samples
Most-sampled occupations
  • BACKHOE OPERATOR3
  • BULLDOZER OPERATOR3
  • AUGER HELPER2
Source: MSHA respirable dust, quartz, and noise sampling records, updated weekly.

Top causes

Incident timeline

2022
1

Operators under this controller

Mines on record

For insurers, brokers, and safety consultants

Where Emmy Marquess stands on silica, penalties, and injury rate

MSHA's standard limits respirable silica to 50 micrograms per cubic metre, but MSHA publishes dust and quartz as separate files and never the silica figure itself. We derive it per sample, score it against the limit, and set the operator's injury rate against a benchmark built from the full MSHA operator record. With the 26-year penalty trail, contest posture, and fatality history. Delivered as a PDF with the underlying data as CSV.

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