Mining Incidents

Silver Bell Metal/Non-Metal

Rock Pros USA LLC · Surface
Marana, Pima County, AZ  ·  Active
MSHA Mine ID: 0202848

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Fatalities
0
Total incidents
1
Years on record
2002
Latest incident
Jan 2002
Compliance record
MSHA citations since 2000
191
citations
70
significant & substantial
$77,922
proposed penalties
$72,376
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
2025 Q4 3,639 0 0 0.0
2025 Q3 2,768 0 0 0.0
2025 Q2 2,497 0 0 0.0
2025 Q1 2,119 0 0 0.0
2024 Q4 2,668 8 1 2998.5
2024 Q3 2,346 0 0 0.0
2024 Q2 2,457 5 1 2035.0
2024 Q1 1,238 0 0 0.0
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

2002 · 1 incident

January 21, 2002 AZ · Metal/Non-Metal mine manager, mine foreman, mine owner HANDLING OF MATERIALS
Kalamazoo Materials Inc · Over-exertion in lifting objects

EMPLOYEE BENT OVER TO PICK UP A ROCK WEIGHING APPROX 20 LBS. UPON ATTEMPT TO LIFT THE ROCK TO MOVE IT, HIS BACK WENT OUT.