Mining Incidents

RC-2 Portable Rock Crusher: 6 MSHA citations Metal/Non-Metal

Controlled by Lassen County-Ca
susanville, Lassen County, CA  ·  Abandoned
MSHA Mine ID: 0405396

RC-2 Portable Rock Crusher has $465 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
1
Years on record
2010
Latest incident
Aug 2010
Compliance record
MSHA citations since 2000
6
citations
1
significant & substantial
$465
proposed penalties
$465
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
14
inspections on record
72
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: 72 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

RC-2 Portable Rock Crusher has $465 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.
$465
proposed penalties
$465
current assessed
$465
paid to date
$0
outstanding
6 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2009-08-24.
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.
16.7%
significant & substantial
0.0%
high negligence or reckless
16.7%
reasonably likely or greater
16.7%
permanently disabling or fatal if injury occurs
Negligence coding: 0.0% none, 0.0% low, 100.0% moderate, 0.0% high, 0.0% reckless.
Source: MSHA violations gravity and negligence coding, updated weekly.
Ownership history
  1. Lassen County Department Of Public Works 1999 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year Employees
2010 7
2009 3
2008 0
2007 1
2006 2
2005 3
2004 3
2003 3
2002 2
2001 1
2000 2
Source: MSHA quarterly employment and production, updated weekly.

RC-2 Portable Rock Crusher sits in Lassen County, California, where the Census mining category is 0.0% 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.
Lassen County, California · Population 31,177
0.0%
Mining share of county employment
$64,395
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
2010 Q3 270 0 0 0.0
2010 Q2 361 0 0 0.0
2010 Q1 389 0 0 0.0
2009 Q4 199 0 0 0.0
2009 Q3 220 1 0 4545.5
2009 Q2 0 0 0
2009 Q1 0 0 0
2008 Q4 0 0 0
Show 35 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2008 Q3 0 0 0
2008 Q2 0 0 0
2008 Q1 0 0 0
2007 Q4 0 1 0
2007 Q3 543 0 0 0.0
2007 Q2 0 0 0
2007 Q1 0 0 0
2006 Q4 52 1 0 19230.8
2006 Q3 699 0 0 0.0
2006 Q2 213 1 0 4694.8
2006 Q1 0 0 0
2005 Q4 350 0 0 0.0
2005 Q3 444 0 0 0.0
2005 Q2 32 0 0 0.0
2005 Q1 0 0 0
2004 Q4 0 0 0
2004 Q3 189 0 0 0.0
2004 Q2 632 0 0 0.0
2004 Q1 0 0 0
2003 Q4 25 0 0 0.0
2003 Q3 315 0 0 0.0
2003 Q2 76 0 0 0.0
2003 Q1 90 0 0 0.0
2002 Q4 225 0 0 0.0
2002 Q3 9 0 0 0.0
2002 Q2 36 0 0 0.0
2002 Q1 0 0 0
2001 Q4 0 0 0
2001 Q3 780 0 0 0.0
2001 Q2 0 0 0
2001 Q1 113 0 0 0.0
2000 Q4 590 0 0 0.0
2000 Q3 1,020 0 0 0.0
2000 Q2 2,000 2 1 1000.0
2000 Q1 0 0 0
No fatalities recorded at this mine.

Reportable incidents

1 on file

2010 · 1 incident

August 4, 2010 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech OTHER
Lassen County Department Of Public Works · Absorption of radiations, caustics, toxic and noxious substances

Employee repairing air lines damaged by vandals. Employee stuck right arm in frame rail and was bitten by something, possibly a spider. Arm became red and swollen. Employee went to the Dr. and was given medication. No loss of work time.