Mining Incidents

Triple Nichol - Miami Crusher Metal/Non-Metal

Triple Nichol, Inc. · Surface
Controlled by Monty P Nichols
Miami, Gila County, AZ  ·  Abandoned
MSHA Mine ID: 0203040

MSHA record for Triple Nichol - Miami Crusher (mine ID 0203040). Fatalities, non-fatal incidents grouped by year, current operator and controller, and mine context.

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Fatalities
0
Total incidents
0
Years on record
Latest incident
Inspection activity
MSHA inspections since 2004
1
inspections on record
2
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: 2 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.
Ownership history
  1. Triple Nichol, Inc. 2004 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year Employees
2004 4
Source: MSHA quarterly employment and production, updated weekly.

Triple Nichol - Miami Crusher sits in Gila County, Arizona, where the Census mining category is 5.8% of county employment.

Local economic context
County figures come from the US Census Bureau's American Community Survey, 5-year pooled estimates, so the 2023 vintage covers 2019 through 2023. The Census category is 'mining, quarrying, and oil and gas extraction', which is broader than MSHA jurisdiction and includes oil and gas workers no mine employs. These figures describe the surrounding county, not this mine, and are not a factor in any specific incident.
Gila County, Arizona · Population 53,610
5.8%
Mining share of county employment
$59,089
Median household income
Source: US Census Bureau, American Community Survey 2023 5-year estimates.
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
2004 Q4 157 0 0 0.0
2004 Q3 306 0 0 0.0
2004 Q2 315 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.