Mining Incidents

Clodfelter Quarry Metal/Non-Metal

Mahaffey Ent. Inc. · Surface
Controlled by Dustin T Mahaffey
Kennewick, Benton County, WA  ·  Abandoned
MSHA Mine ID: 4503576

Clodfelter Quarry has $2K 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 2005
19
citations
0
significant & substantial
$1,724
proposed penalties
$1,724
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2005
13
inspections on record
117
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: 117 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Clodfelter Quarry has $2K 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.
$2K
proposed penalties
$2K
current assessed
$2K
paid to date
$0
outstanding
19 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2024-07-31.
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
2024 Q3 1,144 1 0 874.1
2024 Q2 1,174 0 0 0.0
2024 Q1 1,296 0 0 0.0
2023 Q4 1,212 0 0 0.0
2023 Q3 1,293 0 0 0.0
2023 Q2 1,246 0 0 0.0
2023 Q1 1,093 0 0 0.0
2022 Q4 1,120 0 0 0.0
Show 38 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2022 Q3 1,290 0 0 0.0
2022 Q2 1,261 0 0 0.0
2022 Q1 1,091 0 0 0.0
2021 Q4 1,196 0 0 0.0
2021 Q3 1,342 0 0 0.0
2021 Q2 1,293 0 0 0.0
2021 Q1 155 0 0 0.0
2020 Q4 1,272 0 0 0.0
2020 Q3 1,302 0 0 0.0
2020 Q2 1,260 0 0 0.0
2020 Q1 1,194 0 0 0.0
2019 Q4 1,205 0 0 0.0
2019 Q3 1,212 0 0 0.0
2019 Q2 1,327 2 0 1507.2
2019 Q1 1,060 0 0 0.0
2018 Q4 1,012 0 0 0.0
2018 Q3 1,090 0 0 0.0
2018 Q2 1,134 0 0 0.0
2018 Q1 870 0 0 0.0
2017 Q4 994 0 0 0.0
2017 Q3 800 0 0 0.0
2017 Q2 734 0 0 0.0
2017 Q1 458 0 0 0.0
2016 Q4 761 3 0 3942.2
2016 Q3 944 0 0 0.0
2016 Q2 743 0 0 0.0
2016 Q1 1,392 4 0 2873.6
2015 Q4 728 0 0 0.0
2007 Q2 14 0 0 0.0
2007 Q1 10 0 0 0.0
2006 Q4 11 0 0 0.0
2006 Q3 11 0 0 0.0
2006 Q2 50 0 0 0.0
2006 Q1 0 0 0
2005 Q4 24 0 0 0.0
2005 Q3 15 2 0 133333.3
2005 Q2 1,839 1 0 543.8
2005 Q1 178 6 0 33707.9

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 Clodfelter Quarry

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.