Mining Incidents

Hart Sand Mine Metal/Non-Metal

Controlled by Kenneth W Hart
Mayo, Lafayette County, FL  ·  Intermittent
MSHA Mine ID: 0801362

Hart Sand Mine has $58K in proposed MSHA penalties and $6K outstanding across 15 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
116
citations
45
significant & substantial
$57,823
proposed penalties
$24,647
paid to date
43% of proposed penalties paid to date, a $33,176 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2007
53
inspections on record
556
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: 556 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Hart Sand Mine has $58K in proposed MSHA penalties and $6K outstanding across 15 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.
$58K
proposed penalties
$30K
current assessed
$25K
paid to date
$6K
outstanding
116 assessments are final orders; 15 contested dockets.
As of the most recent assessment on 2025-11-12.
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
2024 Q3 14 0 0 0.0
2024 Q2 67 0 0 0.0
2024 Q1 26 0 0 0.0
2023 Q4 106 1 0 9434.0
2023 Q3 84 0 0 0.0
2023 Q2 57 0 0 0.0
2023 Q1 76 1 0 13157.9
2022 Q4 126 0 0 0.0
Show 59 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2022 Q3 1,085 0 0 0.0
2022 Q2 0 0 0
2022 Q1 91 0 0 0.0
2021 Q4 27 1 0 37037.0
2021 Q3 698 0 0 0.0
2021 Q2 780 1 0 1282.1
2021 Q1 942 2 0 2123.1
2020 Q4 765 0 0 0.0
2020 Q3 1,384 0 0 0.0
2020 Q2 1,115 1 0 896.9
2020 Q1 1,299 0 0 0.0
2019 Q4 1,367 1 0 731.5
2019 Q3 1,647 0 0 0.0
2019 Q2 1,900 6 3 3157.9
2019 Q1 1,787 4 2 2238.4
2018 Q4 1,448 0 0 0.0
2018 Q3 1,996 0 0 0.0
2018 Q2 1,666 3 1 1800.7
2018 Q1 1,045 0 0 0.0
2017 Q4 1,230 12 6 9756.1
2017 Q3 1,095 0 0 0.0
2017 Q2 1,236 4 2 3236.2
2017 Q1 1,010 4 1 3960.4
2016 Q4 1,349 0 0 0.0
2016 Q3 1,754 0 0 0.0
2016 Q2 1,318 6 4 4552.4
2016 Q1 1,436 3 2 2089.1
2015 Q4 1,060 0 0 0.0
2015 Q3 1,180 0 0 0.0
2015 Q2 1,281 5 2 3903.2
2015 Q1 1,506 3 1 1992.0
2014 Q4 1,459 0 0 0.0
2014 Q3 1,713 0 0 0.0
2014 Q2 1,750 3 1 1714.3
2014 Q1 1,765 0 0 0.0
2013 Q4 1,118 1 0 894.5
2013 Q3 840 1 0 1190.5
2013 Q2 1,018 0 0 0.0
2013 Q1 1,409 0 0 0.0
2012 Q4 1,135 0 0 0.0
2012 Q3 998 2 0 2004.0
2012 Q2 1,723 0 0 0.0
2012 Q1 1,521 0 0 0.0
2011 Q4 2,020 2 0 990.1
2011 Q3 1,880 0 0 0.0
2011 Q2 1,681 1 0 594.9
2011 Q1 1,080 0 0 0.0
2010 Q4 1,050 3 2 2857.1
2010 Q3 970 2 0 2061.9
2010 Q2 1,415 0 0 0.0
2010 Q1 857 5 1 5834.3
2009 Q4 700 0 0 0.0
2009 Q3 1,532 0 0 0.0
2009 Q2 1,762 6 1 3405.2
2009 Q1 2,162 0 0 0.0
2008 Q4 1,932 5 0 2588.0
2008 Q3 1,212 0 0 0.0
2008 Q2 1,280 7 2 5468.8
2008 Q1 1,582 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 Hart Sand Mine

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.