Mining Incidents

Calvin V Lenig Coal Prep & Sales Inc Coal

Controlled by Vernon E Zerby
Trevorton, Northumberland County, PA  ·  Active
MSHA Mine ID: 3607440

Calvin V Lenig Coal Prep & Sales Inc has $5K in proposed MSHA penalties and $0 outstanding across 3 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 2000
49
citations
6
significant & substantial
$5,285
proposed penalties
$5,235
paid to date
99% of proposed penalties paid to date, a $51 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
80
inspections on record
1,881
inspection hours
2.6
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.
49 citations across 1,881 inspection hours.
Source: MSHA inspections data, updated weekly.

Calvin V Lenig Coal Prep & Sales Inc has $5K in proposed MSHA penalties and $0 outstanding across 3 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.
$5K
proposed penalties
$5K
current assessed
$5K
paid to date
$0
outstanding
49 assessments are final orders; 3 contested dockets.
As of the most recent assessment on 2026-04-29.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.

MSHA sampling at Calvin V Lenig Coal Prep & Sales Inc shows respirable coal dust averaging 0.12 mg/m3 (99% compliant) across 122 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)
2.50
dust max (mg/m3)
99%
within 1.5 mg/m3
122
samples
Most recent sample: 2026-04-29.
Silica (quartz)
2
samples
Most recent sample: 2026-05-07.
Noise
9%
over PEL
80
samples
Most recent sample: 2025-10-22.
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
2025 Q4 325 2 0 6153.8
2025 Q3 330 0 0 0.0
2025 Q2 320 2 0 6250.0
2025 Q1 280 1 1 3571.4
2024 Q4 200 0 0 0.0
2024 Q3 160 1 1 6250.0
2024 Q2 140 0 0 0.0
2024 Q1 135 1 0 7407.4
Show 95 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 140 0 0 0.0
2023 Q3 121 0 0 0.0
2023 Q2 101 2 0 19802.0
2023 Q1 95 0 0 0.0
2022 Q4 88 2 0 22727.3
2022 Q3 80 0 0 0.0
2022 Q2 80 0 0 0.0
2022 Q1 90 0 0 0.0
2021 Q3 98 0 0 0.0
2021 Q2 92 0 0 0.0
2021 Q1 95 0 0 0.0
2020 Q4 100 1 0 10000.0
2020 Q3 112 0 0 0.0
2020 Q2 110 0 0 0.0
2020 Q1 70 0 0 0.0
2019 Q4 100 0 0 0.0
2019 Q3 106 0 0 0.0
2019 Q2 110 0 0 0.0
2019 Q1 118 0 0 0.0
2018 Q4 104 0 0 0.0
2018 Q3 90 0 0 0.0
2018 Q2 124 0 0 0.0
2018 Q1 122 0 0 0.0
2017 Q4 122 0 0 0.0
2017 Q3 120 0 0 0.0
2017 Q2 155 1 0 6451.6
2017 Q1 235 0 0 0.0
2016 Q4 240 1 0 4166.7
2016 Q3 230 0 0 0.0
2016 Q2 220 1 0 4545.5
2016 Q1 238 0 0 0.0
2015 Q4 242 1 0 4132.2
2015 Q3 240 0 0 0.0
2015 Q2 235 1 0 4255.3
2015 Q1 230 0 0 0.0
2014 Q4 214 1 0 4672.9
2014 Q3 232 0 0 0.0
2014 Q2 197 1 0 5076.1
2014 Q1 204 0 0 0.0
2013 Q4 217 0 0 0.0
2013 Q3 179 1 0 5586.6
2013 Q2 198 0 0 0.0
2013 Q1 207 0 0 0.0
2012 Q4 221 0 0 0.0
2012 Q3 204 0 0 0.0
2012 Q2 184 2 0 10869.6
2012 Q1 228 0 0 0.0
2011 Q4 191 0 0 0.0
2011 Q3 120 1 0 8333.3
2011 Q2 121 0 0 0.0
2011 Q1 366 0 0 0.0
2010 Q4 428 1 0 2336.4
2010 Q3 302 0 0 0.0
2010 Q2 234 1 0 4273.5
2010 Q1 304 2 0 6578.9
2009 Q4 392 0 0 0.0
2009 Q3 374 0 0 0.0
2009 Q2 164 4 1 24390.2
2009 Q1 326 0 0 0.0
2008 Q4 374 2 0 5347.6
2008 Q3 378 0 0 0.0
2008 Q2 348 0 0 0.0
2008 Q1 368 0 0 0.0
2007 Q4 462 0 0 0.0
2007 Q3 266 0 0 0.0
2007 Q2 346 4 0 11560.7
2007 Q1 250 2 0 8000.0
2006 Q4 396 0 0 0.0
2006 Q3 254 0 0 0.0
2006 Q2 153 1 0 6535.9
2006 Q1 240 0 0 0.0
2005 Q4 220 0 0 0.0
2005 Q3 172 0 0 0.0
2005 Q2 82 0 0 0.0
2005 Q1 108 0 0 0.0
2004 Q4 150 0 0 0.0
2004 Q3 178 0 0 0.0
2004 Q2 202 0 0 0.0
2004 Q1 324 0 0 0.0
2003 Q4 274 0 0 0.0
2003 Q3 148 0 0 0.0
2003 Q2 156 0 0 0.0
2003 Q1 280 0 0 0.0
2002 Q4 342 0 0 0.0
2002 Q3 206 0 0 0.0
2002 Q2 80 0 0 0.0
2002 Q1 436 0 0 0.0
2001 Q4 530 1 1 1886.8
2001 Q3 303 2 0 6600.7
2001 Q2 280 3 1 10714.3
2001 Q1 426 0 0 0.0
2000 Q4 412 0 0 0.0
2000 Q3 330 0 0 0.0
2000 Q2 114 1 0 8771.9
2000 Q1 364 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.

For insurers, brokers, and safety consultants

The full compliance file on Calvin V Lenig Coal Prep & Sales Inc

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.