Mining Incidents

Leighton Excavation Company Metal/Non-Metal

Controlled by Lesley H Leighton
LYMAN, York County, ME  ·  Intermittent
MSHA Mine ID: 1700767

Leighton Excavation Company has $4K 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 2005
29
citations
4
significant & substantial
$4,318
proposed penalties
$4,318
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2004
31
inspections on record
317
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: 317 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Leighton Excavation Company has $4K 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.
$4K
proposed penalties
$4K
current assessed
$4K
paid to date
$0
outstanding
29 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2024-11-05.
Source: MSHA assessed-violations and conference/litigation data, 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 Q3 2,014 0 0 0.0
2025 Q2 1,920 0 0 0.0
2025 Q1 240 0 0 0.0
2024 Q4 1,020 2 0 1960.8
2024 Q3 1,440 0 0 0.0
2024 Q2 680 0 0 0.0
2024 Q1 680 0 0 0.0
2023 Q4 860 1 0 1162.8
Show 78 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q3 1,040 0 0 0.0
2023 Q2 860 2 1 2325.6
2023 Q1 720 0 0 0.0
2022 Q4 480 0 0 0.0
2022 Q3 520 1 0 1923.1
2022 Q2 560 0 0 0.0
2022 Q1 254 0 0 0.0
2021 Q4 380 0 0 0.0
2021 Q3 480 0 0 0.0
2021 Q2 480 0 0 0.0
2021 Q1 136 0 0 0.0
2020 Q4 340 1 0 2941.2
2020 Q3 420 0 0 0.0
2020 Q2 480 2 0 4166.7
2020 Q1 96 0 0 0.0
2019 Q4 480 2 0 4166.7
2019 Q3 488 0 0 0.0
2019 Q2 480 0 0 0.0
2019 Q1 120 0 0 0.0
2018 Q4 334 1 0 2994.0
2018 Q3 180 0 0 0.0
2018 Q2 520 0 0 0.0
2018 Q1 80 0 0 0.0
2017 Q4 380 1 0 2631.6
2017 Q3 460 1 0 2173.9
2017 Q2 460 0 0 0.0
2017 Q1 80 0 0 0.0
2016 Q4 380 0 0 0.0
2016 Q3 460 0 0 0.0
2016 Q2 460 1 0 2173.9
2016 Q1 82 0 0 0.0
2015 Q4 321 0 0 0.0
2015 Q3 420 0 0 0.0
2015 Q2 480 0 0 0.0
2015 Q1 0 0 0
2014 Q4 400 0 0 0.0
2014 Q3 430 1 1 2325.6
2014 Q2 420 0 0 0.0
2014 Q1 0 0 0
2013 Q4 360 0 0 0.0
2013 Q3 362 1 0 2762.4
2013 Q2 240 0 0 0.0
2013 Q1 0 0 0
2012 Q4 172 0 0 0.0
2012 Q3 400 3 0 7500.0
2012 Q2 480 0 0 0.0
2012 Q1 0 0 0
2011 Q4 90 0 0 0.0
2011 Q3 160 2 1 12500.0
2011 Q2 1 0 0 0.0
2011 Q1 0 0 0
2010 Q4 200 0 0 0.0
2010 Q3 520 0 0 0.0
2010 Q2 520 1 0 1923.1
2010 Q1 0 0 0
2009 Q4 240 0 0 0.0
2009 Q3 464 0 0 0.0
2009 Q2 308 0 0 0.0
2009 Q1 0 1 0
2008 Q4 240 0 0 0.0
2008 Q3 396 0 0 0.0
2008 Q2 232 0 0 0.0
2008 Q1 0 0 0
2007 Q4 72 0 0 0.0
2007 Q3 256 0 0 0.0
2007 Q2 364 0 0 0.0
2007 Q1 0 0 0
2006 Q4 40 0 0 0.0
2006 Q3 148 0 0 0.0
2006 Q2 156 1 0 6410.3
2006 Q1 91 0 0 0.0
2005 Q4 61 1 0 16393.4
2005 Q3 122 0 0 0.0
2005 Q2 162 3 1 18518.5
2005 Q1 60 0 0 0.0
2004 Q4 104 0 0 0.0
2004 Q3 73 0 0 0.0
2004 Q2 128 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 Leighton Excavation Company

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.