Mining Incidents

John Helton: 7 MSHA citations controller

MSHA controller ID: C15600

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Fatalities
0
Total incidents
14
Mines on record
2
Years on record
1997–1999
Compliance record
MSHA citations since 2000
7
citations
5
significant & substantial
$1,162
proposed penalties
$0
paid to date
0% of proposed penalties paid to date, a $1,162 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
3
inspections on record
62
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: 62 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.
$1K
proposed penalties
$1K
current assessed
$0
paid to date
$1K
outstanding
7 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2000-01-10.
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.
71.4%
significant & substantial
0.0%
high negligence or reckless
71.4%
reasonably likely or greater
0.0%
permanently disabling or fatal if injury occurs
Negligence coding: 0.0% none, 14.3% low, 85.7% moderate, 0.0% high, 0.0% reckless.
Source: MSHA violations gravity and negligence coding, updated weekly.
Injury rate, 2001
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.
0.00
total case rate
0.00
days-away rate
0.000
fatality rate
No reportable injury cases in any year shown. Employee-hours were reported in each of those years, so these are true zeros rather than missing data. Citations, listed in the compliance record above, are inspector-found violations and are counted separately from worker injuries.
Below average. The US coal mining average was 6.94 and the all-US-mining average was 5.26 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: 2002-02-11, 24 years ago
94%
within 1.5 mg/m3
78
samples
5.58
dust max (mg/m3)
50 samples taken by MSHA inspectors, 28 by the operator.
Most-sampled occupations
  • MOBILE BRIDGE OPERATOR29
  • ROOF BOLTER (SINGLE HEAD)10
  • CONTINUOUS MINER OPERATOR7

Silica (quartz)

Last sampled: 2002-02-14, 24 years ago
13.5
silica avg (%)
5
samples
30.2
silica max (%)
Most-sampled occupations
  • MOBILE BRIDGE OPERATOR2

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: 2001-06-26, 25 years ago
0%
over PEL
4
samples
Most-sampled occupations
  • ROOF BOLTER (SINGLE HEAD)2
  • CONTINUOUS MINER OPERATOR1
  • MOBILE BRIDGE OPERATOR1
Source: MSHA respirable dust, quartz, and noise sampling records, updated weekly.

Top causes

Incident timeline

1999
5
1998
7
1997
2

Operators under this controller

Mines on record

For insurers, brokers, and safety consultants

Where John Helton 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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