Mining Incidents

Ione Rock Metal/Non-Metal

Ione Rock LP · Surface
Ione, CA, Amador County, CA  ·  Abandoned
MSHA Mine ID: 0404973

Ione Rock has $3K in proposed MSHA penalties and $669 outstanding across 1 contested dockets, plus health sampling and the full incident record.

Watch this mine

Email me when a new MSHA incident is filed at Ione Rock.

Fatalities
0
Total incidents
0
Years on record
Latest incident
Compliance record
MSHA citations since 2004
32
citations
8
significant & substantial
$2,949
proposed penalties
$2,280
paid to date
77% of proposed penalties paid to date, a $669 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2004
13
inspections on record
139
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: 139 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Ione Rock has $3K in proposed MSHA penalties and $669 outstanding across 1 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.
$3K
proposed penalties
$3K
current assessed
$2K
paid to date
$669
outstanding
31 assessments are final orders; 1 contested dockets.
As of the most recent assessment on 2006-11-28.
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
2007 Q3 0 0 0
2007 Q2 0 0 0
2007 Q1 0 0 0
2006 Q4 1,847 5 2 2707.1
2006 Q3 2,857 1 0 350.0
2006 Q2 1,746 6 1 3436.4
2006 Q1 225 1 0 4444.4
2005 Q4 2,012 0 0 0.0
Show 6 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2005 Q3 3,598 0 0 0.0
2005 Q2 2,059 9 3 4371.1
2005 Q1 37 1 0 27027.0
2004 Q4 3,065 0 0 0.0
2004 Q3 3,556 0 0 0.0
2004 Q2 4,048 9 2 2223.3

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 Ione Rock

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.