Mining Incidents

Cherep #1 Coal

Cherep Excavating · Surface
Controlled by John Cherep
Oakdale, Allegheny County, PA  ·  Abandoned
MSHA Mine ID: 3607443

Cherep #1 has $2K in proposed MSHA penalties and $638 outstanding across 2 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 2012
14
citations
4
significant & substantial
$1,668
proposed penalties
$973
paid to date
58% of proposed penalties paid to date, a $695 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2012
22
inspections on record
452
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: 452 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Cherep #1 has $2K in proposed MSHA penalties and $638 outstanding across 2 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.
$2K
proposed penalties
$2K
current assessed
$973
paid to date
$638
outstanding
14 assessments are final orders; 2 contested dockets.
As of the most recent assessment on 2017-03-08.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.

MSHA sampling at Cherep #1 shows respirable coal dust averaging 0.10 mg/m3 (100% compliant) across 39 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.
0.10
dust avg (mg/m3)
0.61
dust max (mg/m3)
100%
within 1.5 mg/m3
39
samples
Most recent sample: 2018-06-07.
Noise
0%
over PEL
13
samples
Most recent sample: 2017-11-30.
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
2018 Q3 360 0 0 0.0
2018 Q2 480 0 0 0.0
2018 Q1 960 0 0 0.0
2017 Q4 960 0 0 0.0
2017 Q3 1,560 0 0 0.0
2017 Q2 1,320 0 0 0.0
2017 Q1 1,320 1 0 757.6
2016 Q4 1,320 0 0 0.0
Show 17 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2016 Q3 1,440 2 0 1388.9
2016 Q2 1,440 0 0 0.0
2016 Q1 720 1 0 1388.9
2015 Q4 1,560 0 0 0.0
2015 Q3 1,400 0 0 0.0
2015 Q2 1,200 0 0 0.0
2015 Q1 120 0 0 0.0
2014 Q4 240 0 0 0.0
2014 Q3 240 1 0 4166.7
2014 Q2 240 0 0 0.0
2014 Q1 160 3 0 18750.0
2013 Q4 840 0 0 0.0
2013 Q3 960 1 0 1041.7
2013 Q2 1,040 0 0 0.0
2013 Q1 840 3 2 3571.4
2012 Q4 960 0 0 0.0
2012 Q3 960 2 2 2083.3

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.

For insurers, brokers, and safety consultants

The full compliance file on Cherep #1

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.