Mining Incidents

Stonemont Mine: 3 MSHA citations Metal/Non-Metal

Controlled by Joseph Zimring
Summit Station, Schuylkill County, PA  ·  Intermittent
MSHA Mine ID: 3609494

Stonemont Mine has $710 in proposed MSHA penalties and $0 outstanding across 0 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 2011
3
citations
2
significant & substantial
$710
proposed penalties
$710
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2007
22
inspections on record
201
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: 201 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Stonemont Mine has $710 in proposed MSHA penalties and $0 outstanding across 0 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.
$710
proposed penalties
$710
current assessed
$710
paid to date
$0
outstanding
3 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2017-04-17.
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.
66.7%
significant & substantial
0.0%
high negligence or reckless
66.7%
reasonably likely or greater
100.0%
permanently disabling or fatal if injury occurs
Negligence coding: 0.0% none, 0.0% low, 100.0% moderate, 0.0% high, 0.0% reckless.
Source: MSHA violations gravity and negligence coding, updated weekly.
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.

Metal and nonmetal contaminants (personal samples)
Many samples are screening measurements of substances with no applicable exposure limit; they are counted as samples but excluded from every over-limit figure. Over-limit shares use only limit-tested samples.

Last sampled: 2023-10-24
5
samples
0
limit-tested
Most sampled contaminants
  • Respirable dust, <.1mg5
Show the individual readings (5)
Date Contaminant Concentration Limit Conc / limit Occupation
2023-10-24 Respirable dust, <.1mg 0 Backhoe Operator
2023-10-24 Respirable dust, <.1mg 0 Backhoe Operator
2022-09-22 Respirable dust, <.1mg 0 Shovel Operator
2010-05-05 Respirable dust, <.1mg 0 Backhoe Operator
2010-05-05 Respirable dust, <.1mg 0 Front-end Loader Operator
Source: MSHA respirable dust, quartz, and noise sampling records, updated weekly. Metal/nonmetal contaminant figures come from MSHA's Personal Health Samples and Area Samples files (public record), updated weekly.
Ownership history
  1. Rolling Rock Building Stone, Inc. 2007 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year Employees
2026 2
2025 2
2024 2
2023 2
2022 2
2021 2
2020 2
2019 2
2018 2
2017 2
2016 2
2015 2
2014 3
2013 2
2012 2
2011 2
2010 2
2009 2
2008 2
2007 2
Source: MSHA quarterly employment and production, updated weekly.

Stonemont Mine sits in Schuylkill County, Pennsylvania, where the Census mining category is 1.1% of county employment.

Local economic context
County figures come from the US Census Bureau's American Community Survey, 5-year pooled estimates, so the 2023 vintage covers 2019 through 2023. The Census category is 'mining, quarrying, and oil and gas extraction', which is broader than MSHA jurisdiction and includes oil and gas workers no mine employs. These figures describe the surrounding county, not this mine, and are not a factor in any specific incident.
Schuylkill County, Pennsylvania · Population 143,259
1.1%
Mining share of county employment
$66,901
Median household income
Source: US Census Bureau, American Community Survey 2023 5-year estimates.
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
2026 Q2 349 0 0 0.0
2026 Q1 31 0 0 0.0
2025 Q4 146 0 0 0.0
2025 Q3 192 0 0 0.0
2025 Q2 318 0 0 0.0
2025 Q1 90 0 0 0.0
2024 Q4 26 0 0 0.0
2024 Q3 887 0 0 0.0
Show 70 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2024 Q2 809 0 0 0.0
2024 Q1 224 0 0 0.0
2023 Q4 363 0 0 0.0
2023 Q3 510 0 0 0.0
2023 Q2 693 0 0 0.0
2023 Q1 195 0 0 0.0
2022 Q4 253 0 0 0.0
2022 Q3 552 0 0 0.0
2022 Q2 938 0 0 0.0
2022 Q1 84 0 0 0.0
2021 Q4 371 0 0 0.0
2021 Q3 254 0 0 0.0
2021 Q2 413 0 0 0.0
2021 Q1 228 0 0 0.0
2020 Q4 215 0 0 0.0
2020 Q3 306 0 0 0.0
2020 Q2 422 0 0 0.0
2020 Q1 339 0 0 0.0
2019 Q4 551 0 0 0.0
2019 Q3 915 0 0 0.0
2019 Q2 685 0 0 0.0
2019 Q1 57 0 0 0.0
2018 Q4 494 0 0 0.0
2018 Q3 380 0 0 0.0
2018 Q2 681 0 0 0.0
2018 Q1 275 0 0 0.0
2017 Q4 355 0 0 0.0
2017 Q3 798 0 0 0.0
2017 Q2 705 2 2 2836.9
2017 Q1 423 0 0 0.0
2016 Q4 95 0 0 0.0
2016 Q3 966 0 0 0.0
2016 Q2 465 0 0 0.0
2016 Q1 383 0 0 0.0
2015 Q4 432 0 0 0.0
2015 Q3 734 0 0 0.0
2015 Q2 818 0 0 0.0
2015 Q1 161 0 0 0.0
2014 Q4 296 0 0 0.0
2014 Q3 879 0 0 0.0
2014 Q2 847 0 0 0.0
2014 Q1 187 0 0 0.0
2013 Q4 484 0 0 0.0
2013 Q3 816 0 0 0.0
2013 Q2 769 0 0 0.0
2013 Q1 142 0 0 0.0
2012 Q4 340 0 0 0.0
2012 Q3 779 0 0 0.0
2012 Q2 779 0 0 0.0
2012 Q1 285 0 0 0.0
2011 Q4 677 0 0 0.0
2011 Q3 894 0 0 0.0
2011 Q2 731 1 0 1368.0
2011 Q1 0 0 0
2010 Q4 817 0 0 0.0
2010 Q3 893 0 0 0.0
2010 Q2 427 0 0 0.0
2010 Q1 123 0 0 0.0
2009 Q4 380 0 0 0.0
2009 Q3 399 0 0 0.0
2009 Q2 549 0 0 0.0
2009 Q1 169 0 0 0.0
2008 Q4 150 0 0 0.0
2008 Q3 114 0 0 0.0
2008 Q2 900 0 0 0.0
2008 Q1 763 0 0 0.0
2007 Q4 452 0 0 0.0
2007 Q3 524 0 0 0.0
2007 Q2 763 0 0 0.0
2007 Q1 531 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.