Mason Quarry Portable Metal/Non-Metal
Mason Quarry Portable has $13K in proposed MSHA penalties and $0 outstanding across 5 contested dockets, plus health sampling and the full incident record.
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- Fatalities
- 0
- Total incidents
- 0
- Years on record
- —
- Latest incident
- —
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This rate is recorded citations divided by MSHA inspection hours, per 100 hours. It reflects inspection effort, not mine size or production.Mason Quarry Portable has $13K in proposed MSHA penalties and $0 outstanding across 5 contested dockets.
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Differences between proposed and paid penalties reflect both settlements and conference reductions and amounts still owed. Outstanding is the balance currently owed.ⓘ
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.| Quarter | Hours worked | Citations | S&S | Per 1M hrs |
|---|---|---|---|---|
| 2025 Q4 | 4,371 | 8 | 0 | 1830.2 |
| 2025 Q3 | 4,348 | 0 | 0 | 0.0 |
| 2025 Q2 | 4,758 | 1 | 0 | 210.2 |
| 2025 Q1 | 5,217 | 0 | 0 | 0.0 |
| 2024 Q4 | 2,308 | 4 | 0 | 1733.1 |
| 2024 Q3 | 2,172 | 0 | 0 | 0.0 |
| 2024 Q2 | 2,035 | 3 | 1 | 1474.2 |
| 2024 Q1 | 2,139 | 0 | 0 | 0.0 |
Show 73 earlier quarters Hide earlier quarters
| Quarter | Hours worked | Citations | S&S | Per 1M hrs |
|---|---|---|---|---|
| 2023 Q4 | 3,843 | 0 | 0 | 0.0 |
| 2023 Q3 | 4,503 | 0 | 0 | 0.0 |
| 2023 Q2 | 5,689 | 7 | 4 | 1230.4 |
| 2023 Q1 | 3,435 | 1 | 0 | 291.1 |
| 2022 Q4 | 2,909 | 0 | 0 | 0.0 |
| 2022 Q3 | 2,633 | 1 | 0 | 379.8 |
| 2022 Q2 | 387 | 0 | 0 | 0.0 |
| 2022 Q1 | 415 | 0 | 0 | 0.0 |
| 2021 Q4 | 297 | 0 | 0 | 0.0 |
| 2021 Q3 | 200 | 0 | 0 | 0.0 |
| 2021 Q2 | 39 | 0 | 0 | 0.0 |
| 2021 Q1 | 412 | 0 | 0 | 0.0 |
| 2020 Q4 | 343 | 0 | 0 | 0.0 |
| 2020 Q3 | 150 | 0 | 0 | 0.0 |
| 2020 Q2 | 219 | 0 | 0 | 0.0 |
| 2020 Q1 | 327 | 6 | 1 | 18348.6 |
| 2019 Q4 | 140 | 0 | 0 | 0.0 |
| 2019 Q3 | 140 | 0 | 0 | 0.0 |
| 2019 Q2 | 330 | 0 | 0 | 0.0 |
| 2019 Q1 | 250 | 0 | 0 | 0.0 |
| 2018 Q4 | 140 | 0 | 0 | 0.0 |
| 2018 Q3 | 140 | 0 | 0 | 0.0 |
| 2018 Q2 | 400 | 1 | 0 | 2500.0 |
| 2018 Q1 | 550 | 4 | 2 | 7272.7 |
| 2017 Q4 | 400 | 0 | 0 | 0.0 |
| 2017 Q3 | 300 | 0 | 0 | 0.0 |
| 2017 Q2 | 530 | 0 | 0 | 0.0 |
| 2017 Q1 | 560 | 1 | 0 | 1785.7 |
| 2016 Q4 | 250 | 0 | 0 | 0.0 |
| 2016 Q3 | 300 | 1 | 0 | 3333.3 |
| 2016 Q2 | 345 | 0 | 0 | 0.0 |
| 2016 Q1 | 800 | 7 | 4 | 8750.0 |
| 2015 Q4 | 340 | 0 | 0 | 0.0 |
| 2015 Q3 | 0 | 0 | 0 | |
| 2015 Q2 | 140 | 0 | 0 | 0.0 |
| 2015 Q1 | 100 | 0 | 0 | 0.0 |
| 2014 Q4 | 340 | 0 | 0 | 0.0 |
| 2014 Q3 | 0 | 4 | 0 | |
| 2014 Q2 | 340 | 0 | 0 | 0.0 |
| 2014 Q1 | 340 | 0 | 0 | 0.0 |
| 2013 Q4 | 300 | 0 | 0 | 0.0 |
| 2013 Q3 | 0 | 0 | 0 | |
| 2013 Q2 | 768 | 0 | 0 | 0.0 |
| 2013 Q1 | 860 | 0 | 0 | 0.0 |
| 2012 Q4 | 200 | 0 | 0 | 0.0 |
| 2012 Q3 | 0 | 0 | 0 | |
| 2012 Q2 | 300 | 6 | 1 | 20000.0 |
| 2012 Q1 | 0 | 0 | 0 | |
| 2011 Q4 | 0 | 0 | 0 | |
| 2011 Q3 | 0 | 0 | 0 | |
| 2011 Q2 | 0 | 0 | 0 | |
| 2011 Q1 | 0 | 0 | 0 | |
| 2010 Q2 | 0 | 0 | 0 | |
| 2010 Q1 | 200 | 0 | 0 | 0.0 |
| 2009 Q4 | 0 | 0 | 0 | |
| 2009 Q3 | 0 | 0 | 0 | |
| 2009 Q2 | 240 | 0 | 0 | 0.0 |
| 2009 Q1 | 240 | 12 | 7 | 50000.0 |
| 2008 Q4 | 520 | 1 | 0 | 1923.1 |
| 2008 Q3 | 820 | 1 | 1 | 1219.5 |
| 2008 Q2 | 520 | 0 | 0 | 0.0 |
| 2008 Q1 | 750 | 0 | 0 | 0.0 |
| 2007 Q4 | 520 | 0 | 0 | 0.0 |
| 2007 Q3 | 520 | 0 | 0 | 0.0 |
| 2007 Q2 | 520 | 4 | 2 | 7692.3 |
| 2007 Q1 | 520 | 0 | 0 | 0.0 |
| 2006 Q4 | 520 | 0 | 0 | 0.0 |
| 2006 Q3 | 520 | 0 | 0 | 0.0 |
| 2006 Q2 | 520 | 0 | 0 | 0.0 |
| 2006 Q1 | 500 | 5 | 0 | 10000.0 |
| 2005 Q4 | 500 | 0 | 0 | 0.0 |
| 2005 Q3 | 500 | 0 | 0 | 0.0 |
| 2005 Q2 | 500 | 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.
The full compliance file on Mason Quarry Portable
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.