Mining Incidents

MOUNT MICA: 55 MSHA citations Metal/Non-Metal

COROMOTO MINERALS LLC · Underground
Controlled by Gary M Freeman
South Paris, Oxford County, ME  ·  Temporarily Idled
MSHA Mine ID: 1700832

MOUNT MICA has $8K in proposed MSHA penalties and $0 outstanding across 1 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 2008
55
citations
12
significant & substantial
$7,925
proposed penalties
$7,925
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2008
77
inspections on record
1,628
inspection hours
3.4
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.
55 citations across 1,628 inspection hours.
Source: MSHA inspections data, updated weekly.

MOUNT MICA has $8K in proposed MSHA penalties and $0 outstanding across 1 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.
$8K
proposed penalties
$8K
current assessed
$8K
paid to date
$0
outstanding
55 assessments are final orders; 1 contested dockets.
Of $828 in penalties contested before the Commission, $828 was upheld in final decisions.
As of the most recent assessment on 2026-03-16.
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.
21.8%
significant & substantial
1.8%
high negligence or reckless
21.8%
reasonably likely or greater
65.5%
permanently disabling or fatal if injury occurs
Negligence coding: 0.0% none, 32.7% low, 65.5% moderate, 1.8% high, 0.0% reckless.
Source: MSHA violations gravity and negligence coding, updated weekly.
When citations were contested
Contesting a citation before the Federal Mine Safety and Health Review Commission is a lawful right. These figures state the public outcomes of that process, from MSHA's Contested Violations file.
1 citations taken to the federal commission · 2% of citations on record
  • Settled 1 · 100%
100%
S&S designation survived the contest
Counts a Significant & Substantial citation as surviving when a settlement or judge's decision kept the designation, or the contest was dismissed or defaulted so the citation stands as issued. Vacated and withdrawn citations, and settlements that removed the designation, count against.
of 1 decided S&S contests · industry: 79%
0%
Penalty reduction in decided contests
$828 proposed, $828 after decisions · industry: 39%
Source: MSHA Contested Violations file (public record), updated weekly. A dismissed or defaulted contest leaves the citation standing as issued; a vacated or withdrawn citation is removed from the violation record. Latest contest filed 2012-08-24.
Contested penalties
A reduction or dismissal at the Commission is a lawful outcome of contesting a proposed penalty. Figures are the proposed amount and the amount upheld in the docket's decision.
Largest penalties this mine contested before the Federal Mine Safety and Health Review Commission, with the outcome on record.
Docket Decision Judge Year Proposed / upheld
YORK 2013-4M Settlement Lesnick 2013 $828 → $828
Source: FMSHRC civil penalty dockets and decisions (public record), 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: 2025-01-15
5%
of limit-tested samples over the exposure limit
26
samples
21
limit-tested
Most sampled contaminants
  • Diesel particulate (total carbon)201 over
  • Respirable dust, <.1mg4
  • Quartz, respirable, >1% Qtz1
  • Unlisted Particulate, respirable, <1% Qtz1
Show the individual readings (69)
Date Contaminant Concentration Limit Conc / limit Occupation
2009-06-09 TC @ 160 301 160 1.88 Laborer, Bullgang
2009-06-09 EC @ 160 183 160 1.14 Laborer, Bullgang
2025-01-15 ORGANIC CARBON 0 Drill Operator, Rotary Air
2025-01-15 TC @ 160 56 160 0.35 Drill Operator, Rotary Air
2025-01-15 EC @ 160 0 160 0.00 Drill Operator, Rotary Air
2025-01-15 TC from EC @ 160 0 160 0.00 Drill Operator, Rotary Air
2025-01-15 Respirable dust, <.1mg 0 Drill Helper
2023-02-17 Unlisted Particulate, respirable, <1% Qtz 0.66 Utility Man
2023-02-15 ORGANIC CARBON 0 Mucking Mach. Operator
2023-02-15 TC @ 160 0 160 0.00 Mucking Mach. Operator
2023-02-15 EC @ 160 0 160 0.00 Mucking Mach. Operator
2023-02-15 TC from EC @ 160 0 160 0.00 Mucking Mach. Operator
2021-12-07 EC @ 160 0 160 0.00 Truck Driver
2021-12-07 ORGANIC CARBON 0 Truck Driver
2021-12-07 TC @ 160 0 160 0.00 Truck Driver
2021-12-07 TC from EC @ 160 0 160 0.00 Truck Driver
2021-02-25 EC @ 160 0 160 0.00 Backhoe Operator
2021-02-25 TC @ 160 35 160 0.22 Backhoe Operator
2021-02-25 TC from EC @ 160 0 160 0.00 Backhoe Operator
2020-01-14 EC @ 160 0 160 0.00 Backhoe Operator
2020-01-14 TC @ 160 30 160 0.19 Backhoe Operator
2020-01-14 TC from EC @ 160 0 160 0.00 Backhoe Operator
2019-03-12 TC from EC @ 160 0 160 0.00 Truck Driver
2019-03-12 TC @ 160 74 160 0.46 Truck Driver
2019-03-12 EC @ 160 31 160 0.19 Truck Driver
2017-12-20 Respirable dust, <.1mg 0 Drill Oper., Jackleg/Stoper
2017-06-20 EC @ 160 40 160 0.25 Backhoe Operator
2017-06-20 TC @ 160 45 160 0.28 Backhoe Operator
2017-06-20 TC from EC @ 160 0 160 0.00 Backhoe Operator
2015-03-25 EC @ 160 12 160 0.08 Blaster, Powder Gang
2015-03-25 TC @ 160 13 160 0.08 Blaster, Powder Gang
2015-03-25 TC from EC @ 160 0 160 0.00 Blaster, Powder Gang
2014-01-14 EC @ 160 48 160 0.30 Complete Load-Haul-Dump
2014-01-14 TC from EC @ 160 0 160 0.00 Complete Load-Haul-Dump
2014-01-14 TC @ 160 114 160 0.71 Complete Load-Haul-Dump
2014-01-14 TC from EC @ 160 0 160 0.00 Complete Load-Haul-Dump
2014-01-14 EC @ 160 32 160 0.20 Complete Load-Haul-Dump
2014-01-14 TC @ 160 123 160 0.77 Complete Load-Haul-Dump
2012-12-12 EC @ 160 18 160 0.11 Laborer, Bullgang
2012-12-12 TC @ 160 34 160 0.21 Laborer, Bullgang
2012-12-12 TC from EC @ 160 0 160 0.00 Laborer, Bullgang
2012-12-12 TC @ 160 28 160 0.18 Laborer, Bullgang
2012-12-12 EC @ 160 14 160 0.09 Laborer, Bullgang
2012-12-12 TC from EC @ 160 0 160 0.00 Laborer, Bullgang
2012-12-03 Respirable dust, <.1mg 0 Drill Oper., Jackleg/Stoper
2012-12-03 Respirable dust, <.1mg 0 Drill Oper., Jackleg/Stoper
2012-09-18 EC @ 160 5 160 0.03 Laborer, Bullgang
2012-09-18 TC @ 160 82 160 0.51 Laborer, Bullgang
2012-09-18 EC @ 160 17 160 0.11 Laborer, Bullgang
2012-09-18 TC from EC @ 160 0 160 0.00 Laborer, Bullgang
2012-09-18 TC @ 160 29 160 0.18 Laborer, Bullgang
2012-09-18 TC from EC @ 160 0 160 0.00 Laborer, Bullgang
2010-09-09 EC @ 160 52 160 0.33 Laborer, Bullgang
2010-09-09 TC @ 160 65 160 0.41 Laborer, Bullgang
2010-09-09 TC from EC @ 160 0 160 0.00 Laborer, Bullgang
2009-08-05 EC @ 160 27 160 0.17 Laborer, Bullgang
2009-08-05 TC @ 160 47 160 0.29 Laborer, Bullgang
2009-08-05 TC from EC @ 160 0 160 0.00 Laborer, Bullgang
2009-06-09 TC from EC @ 160 0 160 0.00 Laborer, Bullgang
2009-03-25 Quartz, respirable, >1% Qtz 0.21 1.66 0.13 Truck Driver
2008-07-23 TC @ 160 154 160 0.96 Laborer, Bullgang
2008-07-23 TC @ 160 141 160 0.88 Utility Man
2008-07-23 EC @ 160 117 160 0.73 Utility Man
2008-07-23 TC from EC @ 160 0 160 0.00 Utility Man
2008-07-23 TC @ 160 158 160 0.99 Backhoe Operator
2008-07-23 TC from EC @ 160 0 160 0.00 Laborer, Bullgang
2008-07-23 EC @ 160 124 160 0.78 Backhoe Operator
2008-07-23 TC from EC @ 160 0 160 0.00 Backhoe Operator
2008-07-23 EC @ 160 111 160 0.69 Laborer, Bullgang

Area samples (mill and shop air)

Last sampled: 2025-01-15
3
samples
Show the individual readings (6)
Date Contaminant Concentration Limit Conc / limit Area sampled
2025-01-15 EC @ 160 0 UG TRAVEL/HAULAGE
2025-01-15 TC @ 160 0 UG TRAVEL/HAULAGE
2023-02-15 EC @ 160 0 UG TRAVEL/HAULAGE
2023-02-15 TC @ 160 0 UG TRAVEL/HAULAGE
2021-12-07 TC from EC @ 160 0 UG ACTIVE MINING
2021-12-07 EC @ 160 0 UG ACTIVE MINING
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. Coromoto Minerals LLC 2008 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year Employees
2026 4
2025 4
2024 4
2023 4
2022 4
2021 3
2020 3
2019 3
2018 3
2017 3
2016 4
2015 3
2014 2
2013 2
2012 2
2011 2
2010 2
2009 1
2008 2
Source: MSHA quarterly employment and production, updated weekly.

MOUNT MICA sits in Oxford County, Maine, where the Census mining category is 0.1% 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.
Oxford County, Maine · Population 58,728
0.1%
Mining share of county employment
$57,933
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 133 0 0 0.0
2026 Q1 388 1 0 2577.3
2025 Q4 119 0 0 0.0
2025 Q2 226 0 0 0.0
2025 Q1 557 1 0 1795.3
2024 Q4 143 0 0 0.0
2024 Q3 8 0 0 0.0
2024 Q2 114 0 0 0.0
Show 63 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2024 Q1 681 1 0 1468.4
2023 Q4 4 0 0 0.0
2023 Q3 4 0 0 0.0
2023 Q2 519 0 0 0.0
2023 Q1 670 4 1 5970.1
2022 Q4 414 0 0 0.0
2022 Q3 4 0 0 0.0
2022 Q2 281 1 0 3558.7
2022 Q1 917 0 0 0.0
2021 Q4 157 2 0 12738.9
2021 Q3 26 0 0 0.0
2021 Q2 52 0 0 0.0
2021 Q1 1,008 0 0 0.0
2020 Q4 352 0 0 0.0
2020 Q3 52 0 0 0.0
2020 Q2 720 2 0 2777.8
2020 Q1 721 0 0 0.0
2019 Q4 176 0 0 0.0
2019 Q3 2 0 0 0.0
2019 Q2 432 0 0 0.0
2019 Q1 1,008 0 0 0.0
2018 Q4 192 0 0 0.0
2018 Q3 0 0 0
2018 Q2 232 0 0 0.0
2018 Q1 527 2 0 3795.1
2017 Q4 528 3 0 5681.8
2017 Q3 0 0 0
2017 Q2 512 2 0 3906.2
2017 Q1 1,006 0 0 0.0
2016 Q4 856 1 0 1168.2
2016 Q3 1,024 0 0 0.0
2016 Q2 1,024 0 0 0.0
2016 Q1 1,104 0 0 0.0
2015 Q4 2 0 0 0.0
2015 Q2 1,008 1 0 992.1
2015 Q1 952 0 0 0.0
2014 Q4 1,352 0 0 0.0
2014 Q3 1,004 1 0 996.0
2014 Q2 964 1 1 1037.3
2014 Q1 993 0 0 0.0
2013 Q4 968 0 0 0.0
2013 Q3 1,022 1 0 978.5
2013 Q2 997 1 0 1003.0
2013 Q1 1,013 2 0 1974.3
2012 Q4 1,008 0 0 0.0
2012 Q3 1,008 2 1 1984.1
2012 Q2 1,030 1 0 970.9
2012 Q1 1,019 4 0 3925.4
2011 Q4 912 3 0 3289.5
2011 Q3 882 4 0 4535.1
2011 Q2 856 0 0 0.0
2011 Q1 1,032 2 1 1938.0
2010 Q4 1,488 0 0 0.0
2010 Q3 800 0 0 0.0
2010 Q2 501 0 0 0.0
2010 Q1 504 7 7 13888.9
2009 Q4 695 0 0 0.0
2009 Q3 480 0 0 0.0
2009 Q2 512 2 1 3906.2
2009 Q1 524 0 0 0.0
2008 Q4 888 0 0 0.0
2008 Q3 944 3 0 3178.0
2008 Q2 541 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.