Underwood Wash Plant Metal/Non-Metal
Mark Sand & Gravel Company
· Surface
Controlled by
Mark T Thorson
Ottertail,
Otter Tail County,
MN
·
Intermittent
MSHA Mine ID: 2100857
Underwood Wash Plant has $4K 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 2001
44
citations
12
significant & substantial
$4,297
proposed penalties
$4,297
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
34
inspections on record
261
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: 261 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.
Underwood Wash Plant has $4K 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.$4K
proposed penalties
$4K
current assessed
$4K
paid to date
$0
outstanding
44 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2016-06-21.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
See also
the operator's enforcement record
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 | 551 | 0 | 0 | 0.0 |
| 2025 Q3 | 717 | 0 | 0 | 0.0 |
| 2025 Q2 | 438 | 0 | 0 | 0.0 |
| 2025 Q1 | 0 | 0 | 0 | |
| 2024 Q4 | 407 | 0 | 0 | 0.0 |
| 2024 Q3 | 1,504 | 0 | 0 | 0.0 |
| 2024 Q2 | 1,016 | 0 | 0 | 0.0 |
| 2024 Q1 | 0 | 0 | 0 |
Show 96 earlier quarters Hide earlier quarters
| Quarter | Hours worked | Citations | S&S | Per 1M hrs |
|---|---|---|---|---|
| 2023 Q4 | 327 | 0 | 0 | 0.0 |
| 2023 Q3 | 677 | 0 | 0 | 0.0 |
| 2023 Q2 | 578 | 0 | 0 | 0.0 |
| 2023 Q1 | 0 | 0 | 0 | |
| 2022 Q4 | 323 | 0 | 0 | 0.0 |
| 2022 Q3 | 862 | 0 | 0 | 0.0 |
| 2022 Q2 | 312 | 0 | 0 | 0.0 |
| 2022 Q1 | 0 | 0 | 0 | |
| 2021 Q4 | 362 | 0 | 0 | 0.0 |
| 2021 Q3 | 888 | 0 | 0 | 0.0 |
| 2021 Q2 | 819 | 0 | 0 | 0.0 |
| 2021 Q1 | 0 | 0 | 0 | |
| 2020 Q4 | 120 | 0 | 0 | 0.0 |
| 2020 Q3 | 596 | 0 | 0 | 0.0 |
| 2020 Q2 | 502 | 0 | 0 | 0.0 |
| 2020 Q1 | 0 | 0 | 0 | |
| 2019 Q4 | 213 | 0 | 0 | 0.0 |
| 2019 Q3 | 680 | 0 | 0 | 0.0 |
| 2019 Q2 | 348 | 0 | 0 | 0.0 |
| 2019 Q1 | 0 | 0 | 0 | |
| 2018 Q4 | 123 | 0 | 0 | 0.0 |
| 2018 Q3 | 604 | 0 | 0 | 0.0 |
| 2018 Q2 | 465 | 0 | 0 | 0.0 |
| 2018 Q1 | 0 | 0 | 0 | |
| 2017 Q4 | 247 | 0 | 0 | 0.0 |
| 2017 Q3 | 908 | 0 | 0 | 0.0 |
| 2017 Q2 | 949 | 0 | 0 | 0.0 |
| 2017 Q1 | 0 | 0 | 0 | |
| 2016 Q4 | 557 | 0 | 0 | 0.0 |
| 2016 Q3 | 914 | 0 | 0 | 0.0 |
| 2016 Q2 | 721 | 1 | 0 | 1387.0 |
| 2016 Q1 | 0 | 0 | 0 | |
| 2015 Q4 | 555 | 0 | 0 | 0.0 |
| 2015 Q3 | 974 | 0 | 0 | 0.0 |
| 2015 Q2 | 942 | 0 | 0 | 0.0 |
| 2015 Q1 | 0 | 0 | 0 | |
| 2014 Q4 | 529 | 0 | 0 | 0.0 |
| 2014 Q3 | 1,204 | 7 | 4 | 5814.0 |
| 2014 Q2 | 608 | 0 | 0 | 0.0 |
| 2014 Q1 | 0 | 0 | 0 | |
| 2013 Q4 | 398 | 0 | 0 | 0.0 |
| 2013 Q3 | 791 | 4 | 0 | 5056.9 |
| 2013 Q2 | 422 | 0 | 0 | 0.0 |
| 2013 Q1 | 0 | 0 | 0 | |
| 2012 Q4 | 389 | 0 | 0 | 0.0 |
| 2012 Q3 | 664 | 6 | 2 | 9036.1 |
| 2012 Q2 | 236 | 0 | 0 | 0.0 |
| 2012 Q1 | 0 | 0 | 0 | |
| 2011 Q4 | 449 | 0 | 0 | 0.0 |
| 2011 Q3 | 508 | 0 | 0 | 0.0 |
| 2011 Q2 | 175 | 0 | 0 | 0.0 |
| 2011 Q1 | 0 | 0 | 0 | |
| 2010 Q4 | 294 | 2 | 1 | 6802.7 |
| 2010 Q3 | 1,482 | 0 | 0 | 0.0 |
| 2010 Q2 | 645 | 1 | 0 | 1550.4 |
| 2010 Q1 | 0 | 0 | 0 | |
| 2009 Q4 | 277 | 0 | 0 | 0.0 |
| 2009 Q3 | 602 | 0 | 0 | 0.0 |
| 2009 Q2 | 391 | 1 | 0 | 2557.5 |
| 2009 Q1 | 0 | 0 | 0 | |
| 2008 Q4 | 296 | 0 | 0 | 0.0 |
| 2008 Q3 | 438 | 0 | 0 | 0.0 |
| 2008 Q2 | 484 | 6 | 1 | 12396.7 |
| 2008 Q1 | 0 | 0 | 0 | |
| 2007 Q4 | 473 | 0 | 0 | 0.0 |
| 2007 Q3 | 831 | 0 | 0 | 0.0 |
| 2007 Q2 | 485 | 0 | 0 | 0.0 |
| 2007 Q1 | 0 | 0 | 0 | |
| 2006 Q4 | 573 | 0 | 0 | 0.0 |
| 2006 Q3 | 1,125 | 0 | 0 | 0.0 |
| 2006 Q2 | 863 | 0 | 0 | 0.0 |
| 2006 Q1 | 0 | 0 | 0 | |
| 2005 Q4 | 682 | 3 | 0 | 4398.8 |
| 2005 Q3 | 1,047 | 0 | 0 | 0.0 |
| 2005 Q2 | 1,908 | 0 | 0 | 0.0 |
| 2005 Q1 | 1 | 0 | 0 | 0.0 |
| 2004 Q4 | 810 | 2 | 0 | 2469.1 |
| 2004 Q3 | 1,299 | 0 | 0 | 0.0 |
| 2004 Q2 | 870 | 0 | 0 | 0.0 |
| 2004 Q1 | 1 | 0 | 0 | 0.0 |
| 2003 Q4 | 398 | 2 | 1 | 5025.1 |
| 2003 Q3 | 1,086 | 0 | 0 | 0.0 |
| 2003 Q2 | 1,025 | 0 | 0 | 0.0 |
| 2003 Q1 | 1 | 0 | 0 | 0.0 |
| 2002 Q4 | 674 | 0 | 0 | 0.0 |
| 2002 Q3 | 966 | 0 | 0 | 0.0 |
| 2002 Q2 | 986 | 0 | 0 | 0.0 |
| 2002 Q1 | 1 | 0 | 0 | 0.0 |
| 2001 Q4 | 674 | 4 | 1 | 5934.7 |
| 2001 Q3 | 3,213 | 0 | 0 | 0.0 |
| 2001 Q2 | 2,164 | 5 | 2 | 2310.5 |
| 2001 Q1 | 1 | 0 | 0 | 0.0 |
| 2000 Q4 | 733 | 0 | 0 | 0.0 |
| 2000 Q3 | 1,500 | 0 | 0 | 0.0 |
| 2000 Q2 | 2,264 | 0 | 0 | 0.0 |
| 2000 Q1 | 1 | 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 Underwood Wash Plant
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.