Mining Incidents

Rib Mountain Quarry Metal/Non-Metal

Controlled by M10 Inc
Merrill, WI, Marathon County, WI  ·  Abandoned
MSHA Mine ID: 4700136

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Fatalities
0
Total incidents
1
Years on record
2004
Latest incident
Aug 2004
Compliance record
MSHA citations since 2000
17
citations
5
significant & substantial
$2,054
proposed penalties
$1,353
paid to date
Source: MSHA violations data, updated weekly.
Quarterly safety rates
Citations per million employee-hours, as reported to MSHA
Quarter Hours worked Citations S&S Per 1M hrs
2024 Q4 0 0 0
2024 Q3 0 0 0
2024 Q1 0 0 0
2023 Q1 0 0 0
2022 Q3 1,715 0 0 0.0
2022 Q2 1,838 0 0 0.0
2022 Q1 0 0 0
2021 Q4 1,490 1 0 671.1
Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
No fatalities recorded at this mine.

Reportable incidents

1 on file

2004 · 1 incident

August 25, 2004 WI · Metal/Non-Metal drill operator HANDTOOLS (NONPOWERED)
Michels Corporation · Struck by... (Not Elsewhere Classified)

Using improper hammer for the job, causing hammer to split and a foreign body went into left thigh.