Mining Incidents

Northern Plateau Pit: 3 MSHA citations Metal/Non-Metal

Northern Plateau L.L.C. · Surface
Controlled by Mark A LaGuire
Copermish, Manistee County, MI  ·  Abandoned
MSHA Mine ID: 2003397

Northern Plateau Pit has $312 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 2007
3
citations
1
significant & substantial
$312
proposed penalties
$312
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2007
11
inspections on record
47
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: 47 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Northern Plateau Pit has $312 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.
$312
proposed penalties
$312
current assessed
$312
paid to date
$0
outstanding
3 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2011-06-28.
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.
33.3%
significant & substantial
0.0%
high negligence or reckless
33.3%
reasonably likely or greater
33.3%
permanently disabling or fatal if injury occurs
Negligence coding: 0.0% none, 0.0% low, 100.0% moderate, 0.0% high, 0.0% reckless.
Source: MSHA violations gravity and negligence coding, updated weekly.
Ownership history
  1. Northern Plateau L.L.C. 2007 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year Employees
2011 0
2010 0
2009 0
2008 1
2007 3
Source: MSHA quarterly employment and production, updated weekly.

Northern Plateau Pit sits in Manistee County, Michigan, where the Census mining category is 0.4% 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.
Manistee County, Michigan · Population 25,247
0.4%
Mining share of county employment
$60,879
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
2011 Q1 0 0 0
2010 Q4 0 0 0
2010 Q3 40 0 0 0.0
2010 Q2 0 0 0
2010 Q1 0 0 0
2009 Q4 0 0 0
2009 Q3 90 0 0 0.0
2009 Q2 0 0 0
Show 7 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2009 Q1 0 0 0
2008 Q4 200 0 0 0.0
2008 Q3 240 0 0 0.0
2008 Q2 200 0 0 0.0
2008 Q1 0 0 0
2007 Q4 120 0 0 0.0
2007 Q3 360 2 1 5555.6

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.