Portable Crushing Operation Metal/Non-Metal
Superior Crushing, Inc.
· Surface
Controlled by
Michael Cowan
Scarborough,
Cumberland County,
ME
·
Intermittent
MSHA Mine ID: 1700777
Portable Crushing Operation has $6K in proposed MSHA penalties and $4K 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 2005
53
citations
5
significant & substantial
$6,153
proposed penalties
$2,464
paid to date
40% of proposed penalties paid to date, a $3,689 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2005
26
inspections on record
349
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: 349 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.
Portable Crushing Operation has $6K in proposed MSHA penalties and $4K 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.$6K
proposed penalties
$6K
current assessed
$2K
paid to date
$4K
outstanding
50 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2025-11-19.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
See also
the operator's enforcement record
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 | 2,006 | 1 | 0 | 498.5 |
| 2025 Q3 | 672 | 0 | 0 | 0.0 |
| 2025 Q2 | 239 | 0 | 0 | 0.0 |
| 2024 Q4 | 2,119 | 2 | 1 | 943.8 |
| 2024 Q3 | 639 | 2 | 0 | 3129.9 |
| 2024 Q2 | 209 | 0 | 0 | 0.0 |
| 2023 Q4 | 662 | 0 | 0 | 0.0 |
| 2023 Q3 | 598 | 3 | 0 | 5016.7 |
Show 65 earlier quarters Hide earlier quarters
| Quarter | Hours worked | Citations | S&S | Per 1M hrs |
|---|---|---|---|---|
| 2022 Q4 | 642 | 0 | 0 | 0.0 |
| 2022 Q3 | 744 | 0 | 0 | 0.0 |
| 2021 Q4 | 2,397 | 0 | 0 | 0.0 |
| 2021 Q3 | 796 | 0 | 0 | 0.0 |
| 2020 Q2 | 2,669 | 0 | 0 | 0.0 |
| 2020 Q1 | 669 | 0 | 0 | 0.0 |
| 2019 Q4 | 2,221 | 0 | 0 | 0.0 |
| 2019 Q3 | 2,109 | 0 | 0 | 0.0 |
| 2019 Q2 | 2,462 | 0 | 0 | 0.0 |
| 2019 Q1 | 0 | 0 | 0 | |
| 2018 Q4 | 2,367 | 0 | 0 | 0.0 |
| 2018 Q3 | 2,196 | 4 | 1 | 1821.5 |
| 2018 Q2 | 3,691 | 0 | 0 | 0.0 |
| 2018 Q1 | 507 | 0 | 0 | 0.0 |
| 2017 Q4 | 2,497 | 0 | 0 | 0.0 |
| 2017 Q3 | 2,282 | 0 | 0 | 0.0 |
| 2017 Q2 | 2,559 | 2 | 0 | 781.6 |
| 2017 Q1 | 781 | 0 | 0 | 0.0 |
| 2016 Q4 | 2,672 | 0 | 0 | 0.0 |
| 2016 Q3 | 2,406 | 0 | 0 | 0.0 |
| 2016 Q2 | 455 | 0 | 0 | 0.0 |
| 2016 Q1 | 623 | 0 | 0 | 0.0 |
| 2015 Q4 | 1,979 | 3 | 0 | 1515.9 |
| 2015 Q3 | 2,378 | 1 | 0 | 420.5 |
| 2015 Q2 | 2,346 | 0 | 0 | 0.0 |
| 2015 Q1 | 531 | 0 | 0 | 0.0 |
| 2014 Q4 | 2,064 | 0 | 0 | 0.0 |
| 2014 Q3 | 2,432 | 2 | 0 | 822.4 |
| 2014 Q2 | 2,354 | 0 | 0 | 0.0 |
| 2014 Q1 | 456 | 0 | 0 | 0.0 |
| 2013 Q4 | 1,976 | 1 | 0 | 506.1 |
| 2013 Q3 | 1,632 | 0 | 0 | 0.0 |
| 2013 Q2 | 2,127 | 1 | 0 | 470.1 |
| 2013 Q1 | 979 | 0 | 0 | 0.0 |
| 2012 Q4 | 2,018 | 0 | 0 | 0.0 |
| 2012 Q3 | 2,018 | 0 | 0 | 0.0 |
| 2012 Q2 | 1,811 | 0 | 0 | 0.0 |
| 2012 Q1 | 1,405 | 0 | 0 | 0.0 |
| 2011 Q4 | 1,551 | 0 | 0 | 0.0 |
| 2011 Q3 | 1,860 | 6 | 0 | 3225.8 |
| 2011 Q2 | 1,612 | 0 | 0 | 0.0 |
| 2011 Q1 | 0 | 0 | 0 | |
| 2010 Q4 | 1,408 | 0 | 0 | 0.0 |
| 2010 Q3 | 1,612 | 1 | 0 | 620.3 |
| 2010 Q2 | 1,409 | 0 | 0 | 0.0 |
| 2010 Q1 | 1,487 | 0 | 0 | 0.0 |
| 2009 Q4 | 1,362 | 0 | 0 | 0.0 |
| 2009 Q3 | 1,548 | 4 | 1 | 2584.0 |
| 2009 Q2 | 1,251 | 0 | 0 | 0.0 |
| 2009 Q1 | 1,030 | 0 | 0 | 0.0 |
| 2008 Q4 | 1,628 | 0 | 0 | 0.0 |
| 2008 Q3 | 1,845 | 0 | 0 | 0.0 |
| 2008 Q2 | 5,367 | 6 | 1 | 1117.9 |
| 2008 Q1 | 3,687 | 0 | 0 | 0.0 |
| 2007 Q4 | 2,391 | 0 | 0 | 0.0 |
| 2007 Q3 | 3,987 | 0 | 0 | 0.0 |
| 2007 Q2 | 2,139 | 7 | 0 | 3272.6 |
| 2007 Q1 | 1,705 | 0 | 0 | 0.0 |
| 2006 Q4 | 2,077 | 0 | 0 | 0.0 |
| 2006 Q3 | 1,294 | 0 | 0 | 0.0 |
| 2006 Q2 | 1,851 | 6 | 1 | 3241.5 |
| 2006 Q1 | 1,551 | 0 | 0 | 0.0 |
| 2005 Q4 | 1,413 | 0 | 0 | 0.0 |
| 2005 Q3 | 1,989 | 1 | 0 | 502.8 |
| 2005 Q2 | 686 | 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 Portable Crushing Operation
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.