Mining Incidents

Wash Plant: 34 MSHA citations Metal/Non-Metal

Canyon Concrete Sand & Gravel · Surface
Controlled by Raymond W DeVries
Thermopolis, Hot Springs County, WY  ·  Intermittent
MSHA Mine ID: 4801289

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 2000
34
citations
10
significant & substantial
$4,209
proposed penalties
$4,209
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
45
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.

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
34 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2023-02-08.
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.
29.4%
significant & substantial
8.8%
high negligence or reckless
29.4%
reasonably likely or greater
47.1%
permanently disabling or fatal if injury occurs
Negligence coding: 0.0% none, 0.0% low, 91.2% moderate, 8.8% 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: 2016-09-28, 9 years ago
2
samples
0
limit-tested
Most sampled contaminants
  • Respirable dust, <.1mg1
  • Unlisted Particulate, respirable, <1% Qtz1
Show the individual readings (2)
Date Contaminant Concentration Limit Conc / limit Occupation
2016-09-28 Respirable dust, <.1mg 0 Mechanic
2009-08-05 Unlisted Particulate, respirable, <1% Qtz 0.13 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. Canyon Concrete & Excavating Inc 1979 to 1994
  2. Canyon Concrete Sand & Gravel 1994 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year Employees
2026 1
2025 1
2024 2
2023 2
2022 1
2021 1
2020 2
2019 2
2018 1
2017 1
2016 1
2015 1
2014 1
2013 2
2012 1
2011 1
2010 2
2009 1
2008 2
2007 2
2006 2
2005 2
2004 2
2003 1
2002 1
2001 0
2000 0
Source: MSHA quarterly employment and production, updated weekly.

Wash Plant sits in Hot Springs County, Wyoming, where the Census mining category is 7.4% 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.
Hot Springs County, Wyoming · Population 4,618
7.4%
Mining share of county employment
$64,375
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 97 0 0 0.0
2026 Q1 68 0 0 0.0
2025 Q4 335 0 0 0.0
2025 Q3 115 0 0 0.0
2025 Q2 91 0 0 0.0
2025 Q1 13 0 0 0.0
2024 Q4 74 0 0 0.0
2024 Q3 609 0 0 0.0
Show 96 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2024 Q2 781 0 0 0.0
2024 Q1 240 0 0 0.0
2023 Q4 490 0 0 0.0
2023 Q3 620 0 0 0.0
2023 Q2 557 0 0 0.0
2023 Q1 0 5 0
2022 Q4 36 0 0 0.0
2022 Q3 105 0 0 0.0
2022 Q2 121 0 0 0.0
2022 Q1 26 1 0 38461.5
2021 Q4 16 0 0 0.0
2021 Q3 406 0 0 0.0
2021 Q2 235 0 0 0.0
2021 Q1 29 0 0 0.0
2020 Q4 57 0 0 0.0
2020 Q3 387 0 0 0.0
2020 Q2 215 0 0 0.0
2020 Q1 3 1 0 333333.3
2019 Q4 37 0 0 0.0
2019 Q3 394 1 0 2538.1
2019 Q2 153 0 0 0.0
2019 Q1 0 0 0
2018 Q4 129 0 0 0.0
2018 Q3 113 0 0 0.0
2018 Q2 70 0 0 0.0
2018 Q1 0 0 0
2017 Q4 19 0 0 0.0
2017 Q3 417 0 0 0.0
2017 Q2 134 0 0 0.0
2017 Q1 0 3 1
2016 Q4 254 0 0 0.0
2016 Q3 334 0 0 0.0
2016 Q2 255 3 2 11764.7
2016 Q1 176 0 0 0.0
2015 Q4 184 0 0 0.0
2015 Q3 196 0 0 0.0
2015 Q2 113 0 0 0.0
2015 Q1 10 0 0 0.0
2014 Q4 250 0 0 0.0
2014 Q3 111 0 0 0.0
2014 Q2 268 0 0 0.0
2014 Q1 0 0 0
2013 Q4 267 0 0 0.0
2013 Q3 58 0 0 0.0
2013 Q2 221 1 0 4524.9
2013 Q1 222 0 0 0.0
2012 Q4 183 0 0 0.0
2012 Q3 39 0 0 0.0
2012 Q2 204 1 0 4902.0
2012 Q1 130 0 0 0.0
2011 Q4 77 0 0 0.0
2011 Q3 225 0 0 0.0
2011 Q2 119 0 0 0.0
2011 Q1 8 0 0 0.0
2010 Q4 48 1 0 20833.3
2010 Q3 93 0 0 0.0
2010 Q2 134 0 0 0.0
2010 Q1 28 0 0 0.0
2009 Q4 142 0 0 0.0
2009 Q3 305 0 0 0.0
2009 Q2 219 0 0 0.0
2009 Q1 56 0 0 0.0
2008 Q4 212 1 0 4717.0
2008 Q3 381 0 0 0.0
2008 Q2 257 3 1 11673.2
2008 Q1 239 0 0 0.0
2007 Q4 363 0 0 0.0
2007 Q3 688 2 0 2907.0
2007 Q2 649 0 0 0.0
2007 Q1 69 0 0 0.0
2006 Q4 90 0 0 0.0
2006 Q3 157 0 0 0.0
2006 Q2 301 0 0 0.0
2006 Q1 133 0 0 0.0
2005 Q4 114 0 0 0.0
2005 Q3 312 0 0 0.0
2005 Q2 267 0 0 0.0
2005 Q1 187 0 0 0.0
2004 Q4 181 6 2 33149.2
2004 Q3 327 0 0 0.0
2004 Q2 264 0 0 0.0
2004 Q1 305 0 0 0.0
2003 Q4 122 0 0 0.0
2003 Q3 307 0 0 0.0
2003 Q2 214 0 0 0.0
2003 Q1 210 0 0 0.0
2002 Q4 90 0 0 0.0
2002 Q3 122 0 0 0.0
2002 Q2 115 0 0 0.0
2002 Q1 35 0 0 0.0
2001 Q4 0 0 0
2001 Q3 0 4 3
2001 Q2 0 0 0
2001 Q1 0 0 0
2000 Q4 0 0 0
2000 Q2 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.