Triple Nichol Inc · Fall from machine
SLIPPED OFF D9H CAT TRACK WHILE TIGHTENING TRACK BOLTS.
Black Hills: 1 reportable incident Metal/Non-Metal
Mc Farland & Hullinger
· Surface
Controlled by
Fayette McFarland; Sidney Hullinger
Pinal County,
AZ
·
Abandoned
MSHA Mine ID: 0201334
Black Hills has had no fatalities among 1 reportable incident since 1989.
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- Fatalities
- 0
- Total incidents
- 1
- Years on record
- 1989
- Latest incident
- Jul 1989
Ownership history
- A J Gilbert Construction Company 1979 to 1989
- Triple Nichol Inc 1989 to 1990
- Mc Farland & Hullinger 1990 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
| Year | Employees |
|---|---|
| 1990 | 16 |
| 1989 | 8 |
| 1983 | 0 |
Source: MSHA quarterly employment and production, updated weekly; years before 2000 come from MSHA's archived Part 50 employment files.
Black Hills sits in Pinal County, Arizona, where the Census mining category is 0.8% 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.Pinal County, Arizona · Population 449,219
0.8%
Mining share of county employment
$77,588
Median household income
Source: US Census Bureau, American Community Survey 2023 5-year estimates.
No fatalities recorded at this mine.