Mining Incidents

Imperial Hollow Mine Coal

Alden Resources · Surface
Controlled by Ferroglobe PLC
Williamsburg, Whitley County, KY  ·  Abandoned
MSHA Mine ID: 1519818

Imperial Hollow Mine has $19K in proposed MSHA penalties and $0 outstanding across 1 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
1
Years on record
2018
Latest incident
Feb 2018
Compliance record
MSHA citations since 2017
24
citations
5
significant & substantial
$18,768
proposed penalties
$9,668
paid to date
52% of proposed penalties paid to date, a $9,100 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2017
16
inspections on record
383
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: 383 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Imperial Hollow Mine has $19K in proposed MSHA penalties and $0 outstanding across 1 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.
$19K
proposed penalties
$10K
current assessed
$10K
paid to date
$0
outstanding
24 assessments are final orders; 1 contested dockets.
As of the most recent assessment on 2019-11-14.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.

MSHA sampling at Imperial Hollow Mine shows respirable coal dust averaging 0.12 mg/m3 (100% compliant) across 56 samples.

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.
0.12
dust avg (mg/m3)
1.24
dust max (mg/m3)
100%
within 1.5 mg/m3
56
samples
Most recent sample: 2020-01-09.
Silica (quartz)
9.2
silica avg (%)
10.1
silica max (%)
3
samples
Most recent sample: 2019-06-19.
Noise
0%
over PEL
21
samples
Most recent sample: 2020-01-09.
Source: MSHA respirable dust, quartz, and noise sampling records, 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
2019 Q4 7,305 1 0 136.9
2019 Q3 13,944 7 3 502.0
2019 Q2 14,063 2 1 142.2
2019 Q1 10,134 8 0 789.4
2018 Q4 9,606 0 0 0.0
2018 Q3 12,056 3 0 248.8
2018 Q2 15,207 0 0 0.0
2018 Q1 11,725 0 0 0.0
Show 2 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2017 Q4 7,737 3 1 387.7
2017 Q3 1,435 0 0 0.0
No fatalities recorded at this mine.

Reportable incidents

1 on file

2018 · 1 incident

February 12, 2018 KY · Coal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator POWERED HAULAGE
Alden Resources · Struck against a moving object

Loader operator was loading mud and rock when they raised the bucket the rear wheels came off the ground. When the mud slid out of the bucket it threw them against the windshield causing them to cut their head. (Raining and very muddy conditions.)

For insurers, brokers, and safety consultants

The full compliance file on Imperial Hollow Mine

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.