Mining Incidents

Willow Creek Portable Crusher Metal/Non-Metal

Willow Creek, Humboldt County, CA  ·  Intermittent
MSHA Mine ID: 0402767

Willow Creek Portable Crusher has $36K in proposed MSHA penalties and $302 outstanding across 4 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
1
Years on record
1998
Latest incident
Jun 1998
Compliance record
MSHA citations since 2000
120
citations
38
significant & substantial
$35,540
proposed penalties
$35,238
paid to date
99% of proposed penalties paid to date, a $302 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
41
inspections on record
601
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: 601 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Willow Creek Portable Crusher has $36K in proposed MSHA penalties and $302 outstanding across 4 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.
$36K
proposed penalties
$36K
current assessed
$35K
paid to date
$302
outstanding
120 assessments are final orders; 4 contested dockets.
As of the most recent assessment on 2025-12-16.
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 88 2 0 22727.3
2025 Q3 320 0 0 0.0
2025 Q2 0 0 0
2025 Q1 0 0 0
2024 Q4 135 0 0 0.0
2024 Q3 1,254 2 0 1594.9
2024 Q2 1,263 0 0 0.0
2024 Q1 0 0 0
Show 91 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 268 0 0 0.0
2023 Q3 740 2 0 2702.7
2023 Q2 267 15 3 56179.8
2022 Q4 345 0 0 0.0
2022 Q3 202 2 1 9901.0
2022 Q2 671 0 0 0.0
2022 Q1 957 0 0 0.0
2021 Q4 219 0 0 0.0
2021 Q3 554 2 1 3610.1
2021 Q2 411 0 0 0.0
2021 Q1 0 0 0
2020 Q4 533 0 0 0.0
2020 Q3 1,226 0 0 0.0
2020 Q2 1,816 0 0 0.0
2020 Q1 0 0 0
2019 Q4 28 2 1 71428.6
2019 Q3 862 0 0 0.0
2019 Q2 195 10 5 51282.1
2019 Q1 0 0 0
2018 Q4 1,304 0 0 0.0
2018 Q3 1,849 0 0 0.0
2018 Q2 671 0 0 0.0
2018 Q1 388 0 0 0.0
2017 Q4 596 9 7 15100.7
2017 Q3 1,425 0 0 0.0
2017 Q2 1,048 0 0 0.0
2017 Q1 24 0 0 0.0
2016 Q4 779 9 3 11553.3
2016 Q3 1,949 3 0 1539.3
2016 Q2 411 0 0 0.0
2016 Q1 0 0 0
2015 Q4 598 0 0 0.0
2015 Q3 1,390 6 1 4316.5
2014 Q4 785 0 0 0.0
2014 Q3 349 0 0 0.0
2013 Q4 0 0 0
2013 Q3 700 1 0 1428.6
2013 Q2 54 0 0 0.0
2013 Q1 6 0 0 0.0
2012 Q4 493 0 0 0.0
2012 Q3 428 0 0 0.0
2012 Q2 57 0 0 0.0
2012 Q1 0 0 0
2011 Q4 1,627 0 0 0.0
2011 Q3 749 0 0 0.0
2011 Q2 819 3 0 3663.0
2011 Q1 215 0 0 0.0
2010 Q4 785 0 0 0.0
2010 Q3 695 10 6 14388.5
2010 Q2 21 0 0 0.0
2010 Q1 0 0 0
2009 Q4 324 0 0 0.0
2009 Q3 1,155 7 0 6060.6
2009 Q2 888 0 0 0.0
2009 Q1 0 0 0
2008 Q4 484 0 0 0.0
2008 Q3 1,047 13 5 12416.4
2008 Q2 1,324 0 0 0.0
2008 Q1 144 0 0 0.0
2007 Q4 546 0 0 0.0
2007 Q3 108 0 0 0.0
2007 Q2 173 0 0 0.0
2007 Q1 0 0 0
2006 Q4 930 0 0 0.0
2006 Q3 207 0 0 0.0
2006 Q2 409 1 0 2445.0
2006 Q1 47 0 0 0.0
2005 Q4 642 0 0 0.0
2005 Q3 0 0 0
2005 Q2 657 0 0 0.0
2005 Q1 532 1 0 1879.7
2004 Q4 48 0 0 0.0
2004 Q3 249 2 2 8032.1
2004 Q2 564 0 0 0.0
2004 Q1 354 0 0 0.0
2003 Q4 37 0 0 0.0
2003 Q3 325 1 0 3076.9
2003 Q2 72 6 2 83333.3
2003 Q1 0 0 0
2002 Q4 113 0 0 0.0
2002 Q3 641 6 1 9360.4
2002 Q2 225 0 0 0.0
2002 Q1 0 0 0
2001 Q4 490 0 0 0.0
2001 Q3 876 2 0 2283.1
2001 Q2 229 0 0 0.0
2001 Q1 0 0 0
2000 Q4 391 0 0 0.0
2000 Q3 146 0 0 0.0
2000 Q2 951 3 0 3154.6
2000 Q1 0 0 0
No fatalities recorded at this mine.

Reportable incidents

1 on file

1998 · 1 incident

June 16, 1998 CA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator STRIKING OR BUMPING
Mercer, Fraser Company · Struck against stationary object

EMPLOYEE RAISED UP HEAD AND HIT ON PIPE ON SCREEN.

For insurers, brokers, and safety consultants

The full compliance file on Willow Creek Portable Crusher

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.