Mining Incidents

SC 02 Metal/Non-Metal

Controlled by Cynthia A Monnin
Ellis, Minnehaha County, SD  ·  Active
MSHA Mine ID: 3900237

SC 02 has $9K in proposed MSHA penalties and $0 outstanding across 2 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 2003
39
citations
9
significant & substantial
$9,071
proposed penalties
$9,071
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2003
33
inspections on record
322
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: 322 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

SC 02 has $9K in proposed MSHA penalties and $0 outstanding across 2 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.
$9K
proposed penalties
$9K
current assessed
$9K
paid to date
$0
outstanding
39 assessments are final orders; 2 contested dockets.
As of the most recent assessment on 2026-03-31.
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 Q4 428 0 0 0.0
2025 Q3 488 0 0 0.0
2025 Q2 608 0 0 0.0
2025 Q1 517 0 0 0.0
2024 Q4 329 0 0 0.0
2024 Q3 176 0 0 0.0
2024 Q2 633 0 0 0.0
2024 Q1 71 0 0 0.0
Show 75 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 570 2 0 3508.8
2023 Q3 645 0 0 0.0
2023 Q2 433 1 0 2309.5
2023 Q1 0 0 0
2022 Q4 129 0 0 0.0
2022 Q3 212 0 0 0.0
2022 Q2 123 0 0 0.0
2022 Q1 0 0 0
2021 Q4 340 0 0 0.0
2021 Q3 597 0 0 0.0
2021 Q2 610 1 0 1639.3
2021 Q1 0 0 0
2020 Q4 52 0 0 0.0
2020 Q3 627 0 0 0.0
2020 Q2 668 0 0 0.0
2020 Q1 0 0 0
2019 Q4 165 2 0 12121.2
2019 Q3 554 6 0 10830.3
2019 Q2 331 0 0 0.0
2019 Q1 0 0 0
2018 Q4 226 0 0 0.0
2018 Q3 206 0 0 0.0
2018 Q2 138 0 0 0.0
2018 Q1 0 0 0
2017 Q4 88 2 1 22727.3
2017 Q3 370 0 0 0.0
2017 Q2 423 3 0 7092.2
2017 Q1 101 0 0 0.0
2016 Q4 374 0 0 0.0
2016 Q3 355 0 0 0.0
2016 Q2 236 0 0 0.0
2015 Q4 178 6 1 33707.9
2015 Q3 349 0 0 0.0
2015 Q2 284 6 4 21126.8
2015 Q1 78 0 0 0.0
2014 Q3 288 0 0 0.0
2014 Q2 259 1 0 3861.0
2013 Q4 35 0 0 0.0
2013 Q3 250 0 0 0.0
2013 Q2 18 0 0 0.0
2013 Q1 56 0 0 0.0
2012 Q4 1 0 0 0.0
2012 Q3 341 0 0 0.0
2010 Q3 0 0 0
2010 Q2 28 0 0 0.0
2010 Q1 8 0 0 0.0
2009 Q4 31 0 0 0.0
2009 Q3 69 5 3 72463.8
2009 Q2 11 0 0 0.0
2009 Q1 1 0 0 0.0
2008 Q4 1 0 0 0.0
2008 Q3 122 0 0 0.0
2008 Q2 185 1 0 5405.4
2008 Q1 72 0 0 0.0
2007 Q4 208 0 0 0.0
2007 Q3 401 0 0 0.0
2007 Q2 641 0 0 0.0
2007 Q1 21 0 0 0.0
2006 Q4 426 1 0 2347.4
2006 Q3 544 0 0 0.0
2006 Q2 281 0 0 0.0
2006 Q1 11 0 0 0.0
2005 Q4 422 0 0 0.0
2005 Q3 804 0 0 0.0
2005 Q2 808 0 0 0.0
2005 Q1 9 0 0 0.0
2004 Q4 633 0 0 0.0
2004 Q3 276 0 0 0.0
2004 Q2 0 0 0
2004 Q1 36 0 0 0.0
2003 Q4 125 0 0 0.0
2003 Q3 589 0 0 0.0
2003 Q2 452 1 0 2212.4
2003 Q1 27 0 0 0.0
2002 Q4 749 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 SC 02

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.