Mining Incidents

Stationary Wash Dept 473: 38 MSHA citations Metal/Non-Metal

Controlled by Manaco Corporation
Dewitt, Linn County, IA  ·  Intermittent
MSHA Mine ID: 1302071

Stationary Wash Dept 473 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
2
Years on record
2003–2010
Latest incident
Oct 2010
Compliance record
MSHA citations since 2000
38
citations
4
significant & substantial
$4,359
proposed penalties
$4,359
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
43
inspections on record
373
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: 373 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Stationary Wash Dept 473 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
38 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2025-06-23.
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.
10.5%
significant & substantial
0.0%
high negligence or reckless
10.5%
reasonably likely or greater
50.0%
permanently disabling or fatal if injury occurs
Negligence coding: 0.0% none, 15.8% low, 84.2% moderate, 0.0% high, 0.0% reckless.
Source: MSHA violations gravity and negligence coding, updated weekly.
Health sampling
A sample is a point in time compliance measurement, not an individual exposure history. These figures describe MSHA sampling records and do not establish causation or personal dose.

Metal and nonmetal contaminants (personal samples)
Many samples are screening measurements of substances with no applicable exposure limit; they are counted as samples but excluded from every over-limit figure. Over-limit shares use only limit-tested samples.

Last sampled: 2025-06-24
0%
of limit-tested samples over the exposure limit
8
samples
5
limit-tested
Most sampled contaminants
  • Nuisance dust, respirable, <1% Qtz4
  • Respirable dust, <.1mg2
  • Nuisance dust, total, <1% Qtz1
  • Unlisted Particulate, respirable, <1% Qtz1
Show the individual readings (8)
Date Contaminant Concentration Limit Conc / limit Occupation
2025-06-24 Respirable dust, <.1mg 0 Washer Operator
2024-09-10 Nuisance dust, respirable, <1% Qtz 0.23 10 0.02 Front-end Loader Operator
2022-11-09 Nuisance dust, total, <1% Qtz 2.55 10 0.26 Front-end Loader Operator
2021-04-15 Nuisance dust, respirable, <1% Qtz 0.21 10 0.02 Front-end Loader Operator
2017-11-14 Unlisted Particulate, respirable, <1% Qtz 0.15 Front-end Loader Operator
2011-05-10 Respirable dust, <.1mg 0 Washer Operator
2005-07-27 Nuisance dust, respirable, <1% Qtz 0.23 10 0.02 Washer Operator
2005-07-27 Nuisance dust, respirable, <1% Qtz 0.28 10 0.03 Front-end Loader Operator
Source: MSHA respirable dust, quartz, and noise sampling records, updated weekly. Metal/nonmetal contaminant figures come from MSHA's Personal Health Samples and Area Samples files (public record), updated weekly.
Ownership history
  1. Aggrecon Corp 1985 to 1990
  2. Wendling Quarries Inc 1990 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year Employees
2026 2
2025 3
2024 4
2023 2
2022 2
2021 3
2020 1
2019 1
2018 3
2017 1
2016 1
2015 1
2014 2
2013 1
2012 1
2011 6
2010 7
2009 6
2008 5
2007 1
2006 1
2005 1
2004 2
2003 1
2002 1
2001 3
2000 3
Source: MSHA quarterly employment and production, updated weekly.

Stationary Wash Dept 473 sits in Linn County, Iowa, where the Census mining category is 0.2% 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.
Linn County, Iowa · Population 229,463
0.2%
Mining share of county employment
$76,421
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 764 0 0 0.0
2026 Q1 583 0 0 0.0
2025 Q4 807 0 0 0.0
2025 Q3 880 0 0 0.0
2025 Q2 685 1 0 1459.9
2025 Q1 89 4 0 44943.8
2024 Q4 544 0 0 0.0
2024 Q3 578 0 0 0.0
Show 98 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2024 Q2 889 0 0 0.0
2024 Q1 303 0 0 0.0
2023 Q4 610 0 0 0.0
2023 Q3 874 1 0 1144.2
2023 Q2 933 0 0 0.0
2023 Q1 390 0 0 0.0
2022 Q4 560 0 0 0.0
2022 Q3 726 0 0 0.0
2022 Q2 467 2 0 4282.7
2022 Q1 122 1 0 8196.7
2021 Q4 592 0 0 0.0
2021 Q3 616 0 0 0.0
2021 Q2 1,270 1 0 787.4
2021 Q1 1,232 0 0 0.0
2020 Q4 517 0 0 0.0
2020 Q3 673 0 0 0.0
2020 Q2 684 3 0 4386.0
2020 Q1 51 0 0 0.0
2019 Q4 583 0 0 0.0
2019 Q3 399 0 0 0.0
2019 Q2 753 2 0 2656.0
2019 Q1 0 0 0
2018 Q4 574 0 0 0.0
2018 Q3 735 0 0 0.0
2018 Q2 738 0 0 0.0
2018 Q1 490 0 0 0.0
2017 Q4 598 3 0 5016.7
2017 Q3 539 0 0 0.0
2017 Q2 662 0 0 0.0
2017 Q1 319 0 0 0.0
2016 Q4 651 0 0 0.0
2016 Q3 878 0 0 0.0
2016 Q2 747 0 0 0.0
2016 Q1 129 0 0 0.0
2015 Q4 465 0 0 0.0
2015 Q3 613 0 0 0.0
2015 Q2 687 0 0 0.0
2015 Q1 173 0 0 0.0
2014 Q4 368 0 0 0.0
2014 Q3 548 0 0 0.0
2014 Q2 880 0 0 0.0
2014 Q1 111 0 0 0.0
2013 Q4 548 0 0 0.0
2013 Q3 656 0 0 0.0
2013 Q2 673 0 0 0.0
2013 Q1 10 0 0 0.0
2012 Q4 1,609 0 0 0.0
2012 Q3 638 4 1 6269.6
2012 Q2 686 0 0 0.0
2012 Q1 0 0 0
2011 Q4 1,761 0 0 0.0
2011 Q3 2,008 0 0 0.0
2011 Q2 1,969 4 0 2031.5
2011 Q1 81 0 0 0.0
2010 Q4 1,262 0 0 0.0
2010 Q3 2,003 0 0 0.0
2010 Q2 1,566 0 0 0.0
2010 Q1 93 0 0 0.0
2009 Q4 1,418 0 0 0.0
2009 Q3 1,663 0 0 0.0
2009 Q2 1,842 1 0 542.9
2009 Q1 30 0 0 0.0
2008 Q4 675 0 0 0.0
2008 Q3 775 0 0 0.0
2008 Q2 331 0 0 0.0
2008 Q1 5 0 0 0.0
2007 Q4 540 0 0 0.0
2007 Q3 222 0 0 0.0
2007 Q2 589 0 0 0.0
2007 Q1 132 1 0 7575.8
2006 Q4 326 0 0 0.0
2006 Q3 516 0 0 0.0
2006 Q2 590 0 0 0.0
2006 Q1 206 0 0 0.0
2005 Q4 546 0 0 0.0
2005 Q3 924 2 0 2164.5
2005 Q2 692 0 0 0.0
2005 Q1 245 0 0 0.0
2004 Q4 434 0 0 0.0
2004 Q3 1,343 0 0 0.0
2004 Q2 1,811 0 0 0.0
2004 Q1 0 0 0
2003 Q4 642 2 1 3115.3
2003 Q3 620 0 0 0.0
2003 Q2 593 1 1 1686.3
2003 Q1 350 0 0 0.0
2002 Q4 688 0 0 0.0
2002 Q3 589 0 0 0.0
2002 Q2 609 2 0 3284.1
2002 Q1 587 0 0 0.0
2001 Q4 641 0 0 0.0
2001 Q3 776 0 0 0.0
2001 Q2 690 0 0 0.0
2001 Q1 1,219 0 0 0.0
2000 Q4 0 0 0
2000 Q3 1,644 0 0 0.0
2000 Q2 1,499 3 1 2001.3
2000 Q1 0 0 0
No fatalities recorded at this mine.

Reportable incidents

2 on file

2010 · 1 incident

October 6, 2010 IA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman MACHINERY
Wendling Quarries Inc · Over-exertion (Not Elsewhere Classified)

Employee was using a pressure hose cleaning around the wash plant. He was washing around the log and was in a tight area. He felt his back strain.

2003 · 1 incident

June 5, 2003 IA · Metal/Non-Metal

EE WAS ADJUSTING THE POSITION OF A CHUTE ON A TRAILER DURING THE PROCESS OF MOVING. THE CHUTE SLIPPED CAUSING THE EE'S FINGERS TO BE PINNED BETWEEN THE CHUTE AND THE EDGE OF THE TRAILER.