Mining Incidents

One Source Rockworks LLC Metal/Non-Metal

Camdenton, Camden County, MO  ·  Abandoned
MSHA Mine ID: 2302535

One Source Rockworks LLC has $5K in proposed MSHA penalties and $3K 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 2021
23
citations
8
significant & substantial
$5,095
proposed penalties
$2,221
paid to date
44% of proposed penalties paid to date, a $2,874 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2021
8
inspections on record
94
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: 94 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

One Source Rockworks LLC has $5K in proposed MSHA penalties and $3K 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.
$5K
proposed penalties
$5K
current assessed
$2K
paid to date
$3K
outstanding
23 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2023-08-17.
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
2022 Q4 1,220 0 0 0.0
2022 Q3 725 0 0 0.0
2022 Q2 780 0 0 0.0
2022 Q1 654 6 3 9174.3
2021 Q1 763 6 2 7863.7
2020 Q4 958 0 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.

For insurers, brokers, and safety consultants

The full compliance file on One Source Rockworks LLC

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.