Mining Incidents

Grabinger Pit: 4 MSHA citations Metal/Non-Metal

Controlled by Richard Rathke
Random Lake, Ozaukee County, WI  ·  Intermittent
MSHA Mine ID: 4703488

Grabinger Pit has $416 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 2011
4
citations
0
significant & substantial
$416
proposed penalties
$416
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
29
inspections on record
167
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: 167 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Grabinger Pit has $416 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.
$416
proposed penalties
$416
current assessed
$416
paid to date
$0
outstanding
4 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2017-03-28.
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.
0.0%
significant & substantial
0.0%
high negligence or reckless
0.0%
reasonably likely or greater
25.0%
permanently disabling or fatal if injury occurs
Negligence coding: 0.0% none, 25.0% low, 75.0% moderate, 0.0% high, 0.0% reckless.
Source: MSHA violations gravity and negligence coding, updated weekly.
Ownership history
  1. Hartmann Sand & Gravel Company Inc 2006 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year Employees
2026 1
2025 1
2024 1
2023 2
2022 1
2021 2
2020 1
2019 2
2018 3
2017 4
2016 3
2015 4
2014 2
2013 3
2012 2
2011 2
2010 3
2009 3
2008 2
2007 3
2006 4
Source: MSHA quarterly employment and production, updated weekly.

Grabinger Pit sits in Ozaukee County, Wisconsin, where the Census mining category is 0.6% 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.
Ozaukee County, Wisconsin · Population 92,345
0.6%
Mining share of county employment
$96,734
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 57 0 0 0.0
2026 Q1 75 0 0 0.0
2025 Q4 25 0 0 0.0
2025 Q3 40 0 0 0.0
2025 Q2 43 0 0 0.0
2025 Q1 12 0 0 0.0
2024 Q4 21 0 0 0.0
2024 Q3 98 0 0 0.0
Show 71 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2024 Q2 54 0 0 0.0
2024 Q1 57 0 0 0.0
2023 Q4 76 0 0 0.0
2023 Q3 28 0 0 0.0
2023 Q2 6 0 0 0.0
2023 Q1 402 0 0 0.0
2022 Q4 35 0 0 0.0
2022 Q3 67 0 0 0.0
2022 Q2 0 0 0
2022 Q1 0 0 0
2021 Q4 27 0 0 0.0
2021 Q3 43 0 0 0.0
2021 Q2 55 0 0 0.0
2021 Q1 63 0 0 0.0
2020 Q4 24 0 0 0.0
2020 Q3 17 0 0 0.0
2020 Q2 18 0 0 0.0
2020 Q1 10 0 0 0.0
2019 Q4 0 0 0
2019 Q3 26 0 0 0.0
2019 Q2 147 0 0 0.0
2019 Q1 548 0 0 0.0
2018 Q4 636 0 0 0.0
2018 Q3 837 0 0 0.0
2018 Q2 655 0 0 0.0
2018 Q1 50 0 0 0.0
2017 Q4 800 0 0 0.0
2017 Q3 754 0 0 0.0
2017 Q2 710 0 0 0.0
2017 Q1 415 1 0 2409.6
2016 Q4 629 0 0 0.0
2016 Q3 615 0 0 0.0
2016 Q2 420 0 0 0.0
2016 Q1 292 0 0 0.0
2015 Q4 559 0 0 0.0
2015 Q3 445 0 0 0.0
2015 Q2 221 0 0 0.0
2015 Q1 509 0 0 0.0
2014 Q4 449 0 0 0.0
2014 Q3 99 0 0 0.0
2014 Q2 118 0 0 0.0
2014 Q1 140 0 0 0.0
2013 Q4 29 0 0 0.0
2013 Q3 117 0 0 0.0
2013 Q2 227 0 0 0.0
2013 Q1 30 0 0 0.0
2012 Q4 97 0 0 0.0
2012 Q3 54 0 0 0.0
2012 Q2 293 0 0 0.0
2012 Q1 20 0 0 0.0
2011 Q4 245 3 0 12244.9
2011 Q3 0 0 0
2011 Q2 0 0 0
2011 Q1 134 0 0 0.0
2010 Q4 181 0 0 0.0
2010 Q3 56 0 0 0.0
2010 Q2 90 0 0 0.0
2010 Q1 122 0 0 0.0
2009 Q4 117 0 0 0.0
2009 Q3 98 0 0 0.0
2009 Q2 97 0 0 0.0
2009 Q1 50 0 0 0.0
2008 Q4 136 0 0 0.0
2008 Q3 48 0 0 0.0
2008 Q2 46 0 0 0.0
2008 Q1 0 0 0
2007 Q4 133 0 0 0.0
2007 Q3 75 0 0 0.0
2007 Q2 101 0 0 0.0
2007 Q1 0 0 0
2006 Q4 77 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.