Mac Gregor Triangle Pit Metal/Non-Metal
Quinn-Robbins Company Inc
· Surface
Controlled by
James Quinn
Ada County,
ID
·
Abandoned
MSHA Mine ID: 1000864
MSHA record for Mac Gregor Triangle Pit (mine ID 1000864). 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
- —
Ownership history
- Boise Sand & Gravel Company 1950 to 1978
- Quinn-Robbins Company Inc 1978 to present
Source: MSHA controller and operator history, updated weekly.
Mac Gregor Triangle Pit sits in Ada County, Idaho, where the Census mining category is 0.1% 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.Ada County, Idaho · Population 508,052
0.1%
Mining share of county employment
$88,907
Median household income
Source: US Census Bureau, American Community Survey 2023 5-year estimates.
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.