HARD ROCK QUARRY Metal/Non-Metal
Peter Overlock Inc
· Surface
Controlled by
Peter C Overlock
Warren,
Knox County,
ME
·
Active
MSHA Mine ID: 1700705
HARD ROCK QUARRY has $16K in proposed MSHA penalties and $3K 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 2002
101
citations
21
significant & substantial
$16,040
proposed penalties
$12,691
paid to date
79% of proposed penalties paid to date, a $3,349 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2001
51
inspections on record
663
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: 663 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.
HARD ROCK QUARRY has $16K in proposed MSHA penalties and $3K 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.$16K
proposed penalties
$16K
current assessed
$13K
paid to date
$3K
outstanding
94 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2026-04-28.
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 | 3,063 | 6 | 1 | 1958.9 |
| 2025 Q3 | 2,494 | 9 | 4 | 3608.7 |
| 2025 Q2 | 2,319 | 0 | 0 | 0.0 |
| 2025 Q1 | 2,240 | 4 | 1 | 1785.7 |
| 2024 Q4 | 1,534 | 0 | 0 | 0.0 |
| 2024 Q3 | 2,000 | 7 | 3 | 3500.0 |
| 2024 Q2 | 1,866 | 0 | 0 | 0.0 |
| 2024 Q1 | 1,994 | 0 | 0 | 0.0 |
Show 87 earlier quarters Hide earlier quarters
| Quarter | Hours worked | Citations | S&S | Per 1M hrs |
|---|---|---|---|---|
| 2023 Q4 | 2,166 | 4 | 2 | 1846.7 |
| 2023 Q1 | 660 | 0 | 0 | 0.0 |
| 2022 Q4 | 921 | 3 | 1 | 3257.3 |
| 2022 Q3 | 1,374 | 0 | 0 | 0.0 |
| 2022 Q2 | 1,600 | 0 | 0 | 0.0 |
| 2022 Q1 | 1,327 | 0 | 0 | 0.0 |
| 2021 Q4 | 1,423 | 3 | 0 | 2108.2 |
| 2021 Q3 | 1,700 | 0 | 0 | 0.0 |
| 2021 Q2 | 1,765 | 0 | 0 | 0.0 |
| 2021 Q1 | 946 | 0 | 0 | 0.0 |
| 2020 Q4 | 2,201 | 3 | 1 | 1363.0 |
| 2020 Q3 | 1,482 | 0 | 0 | 0.0 |
| 2020 Q2 | 1,513 | 0 | 0 | 0.0 |
| 2020 Q1 | 1,267 | 0 | 0 | 0.0 |
| 2019 Q4 | 1,429 | 3 | 0 | 2099.4 |
| 2019 Q3 | 1,912 | 0 | 0 | 0.0 |
| 2019 Q2 | 1,814 | 0 | 0 | 0.0 |
| 2019 Q1 | 1,020 | 0 | 0 | 0.0 |
| 2018 Q4 | 1,180 | 0 | 0 | 0.0 |
| 2018 Q3 | 1,817 | 0 | 0 | 0.0 |
| 2018 Q2 | 1,429 | 0 | 0 | 0.0 |
| 2018 Q1 | 620 | 0 | 0 | 0.0 |
| 2017 Q4 | 1,691 | 0 | 0 | 0.0 |
| 2017 Q3 | 2,235 | 0 | 0 | 0.0 |
| 2017 Q2 | 1,494 | 0 | 0 | 0.0 |
| 2017 Q1 | 890 | 0 | 0 | 0.0 |
| 2016 Q4 | 1,213 | 4 | 1 | 3297.6 |
| 2016 Q3 | 1,118 | 0 | 0 | 0.0 |
| 2016 Q2 | 928 | 3 | 0 | 3232.8 |
| 2016 Q1 | 205 | 2 | 0 | 9756.1 |
| 2015 Q4 | 950 | 0 | 0 | 0.0 |
| 2015 Q3 | 862 | 0 | 0 | 0.0 |
| 2015 Q2 | 738 | 4 | 0 | 5420.1 |
| 2015 Q1 | 310 | 0 | 0 | 0.0 |
| 2014 Q4 | 834 | 3 | 0 | 3597.1 |
| 2014 Q3 | 836 | 0 | 0 | 0.0 |
| 2014 Q2 | 739 | 0 | 0 | 0.0 |
| 2014 Q1 | 385 | 3 | 0 | 7792.2 |
| 2013 Q4 | 720 | 0 | 0 | 0.0 |
| 2013 Q3 | 950 | 2 | 1 | 2105.3 |
| 2013 Q2 | 950 | 0 | 0 | 0.0 |
| 2013 Q1 | 460 | 0 | 0 | 0.0 |
| 2012 Q3 | 910 | 0 | 0 | 0.0 |
| 2012 Q2 | 950 | 0 | 0 | 0.0 |
| 2012 Q1 | 975 | 0 | 0 | 0.0 |
| 2011 Q4 | 730 | 10 | 1 | 13698.6 |
| 2011 Q3 | 972 | 0 | 0 | 0.0 |
| 2011 Q2 | 910 | 0 | 0 | 0.0 |
| 2011 Q1 | 460 | 0 | 0 | 0.0 |
| 2010 Q4 | 1,176 | 1 | 0 | 850.3 |
| 2010 Q3 | 1,280 | 0 | 0 | 0.0 |
| 2010 Q2 | 1,260 | 0 | 0 | 0.0 |
| 2010 Q1 | 1,260 | 0 | 0 | 0.0 |
| 2009 Q4 | 1,320 | 3 | 2 | 2272.7 |
| 2009 Q3 | 960 | 0 | 0 | 0.0 |
| 2009 Q2 | 960 | 0 | 0 | 0.0 |
| 2009 Q1 | 520 | 0 | 0 | 0.0 |
| 2008 Q4 | 960 | 2 | 1 | 2083.3 |
| 2008 Q3 | 960 | 0 | 0 | 0.0 |
| 2008 Q2 | 1,280 | 0 | 0 | 0.0 |
| 2008 Q1 | 960 | 0 | 0 | 0.0 |
| 2007 Q4 | 960 | 0 | 0 | 0.0 |
| 2007 Q3 | 1,040 | 3 | 0 | 2884.6 |
| 2007 Q2 | 1,040 | 1 | 0 | 961.5 |
| 2007 Q1 | 1,040 | 0 | 0 | 0.0 |
| 2006 Q4 | 1,040 | 0 | 0 | 0.0 |
| 2006 Q3 | 1,040 | 0 | 0 | 0.0 |
| 2006 Q2 | 1,040 | 0 | 0 | 0.0 |
| 2006 Q1 | 1,040 | 0 | 0 | 0.0 |
| 2005 Q4 | 1,170 | 0 | 0 | 0.0 |
| 2005 Q3 | 960 | 0 | 0 | 0.0 |
| 2005 Q2 | 253 | 0 | 0 | 0.0 |
| 2005 Q1 | 300 | 0 | 0 | 0.0 |
| 2004 Q4 | 200 | 0 | 0 | 0.0 |
| 2004 Q3 | 1,128 | 4 | 0 | 3546.1 |
| 2004 Q2 | 564 | 0 | 0 | 0.0 |
| 2004 Q1 | 250 | 0 | 0 | 0.0 |
| 2003 Q4 | 349 | 0 | 0 | 0.0 |
| 2003 Q3 | 391 | 0 | 0 | 0.0 |
| 2003 Q2 | 829 | 3 | 0 | 3618.8 |
| 2003 Q1 | 254 | 0 | 0 | 0.0 |
| 2002 Q4 | 202 | 0 | 0 | 0.0 |
| 2002 Q3 | 560 | 0 | 0 | 0.0 |
| 2002 Q2 | 505 | 2 | 1 | 3960.4 |
| 2002 Q1 | 971 | 0 | 0 | 0.0 |
| 2001 Q4 | 629 | 0 | 0 | 0.0 |
| 2001 Q3 | 1,856 | 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 HARD ROCK QUARRY
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.