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Copper Cliff Mill: 2 reportable incidents Metal/Non-Metal

Alta Gold Company · Facility
Adams County, ID  ·  Abandoned
MSHA Mine ID: 1001458

MSHA record for Copper Cliff Mill (mine ID 1001458). Fatalities, non-fatal incidents grouped by year, current operator and controller, and mine context.

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Fatalities
0
Total incidents
2
Years on record
1984–1989
Latest incident
Jun 1989
Ownership history
  1. Silver King Mines Inc 1980 to 1987
  2. Alta Gold Company 1987 to present
Source: MSHA controller and operator history, updated weekly.

Copper Cliff Mill sits in Adams County, Idaho, where the Census mining category is 1.5% 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.
Adams County, Idaho · Population 4,599
1.5%
Mining share of county employment
$59,286
Median household income
Source: US Census Bureau, American Community Survey 2023 5-year estimates.
No fatalities recorded at this mine.

Reportable incidents

2 on file

1989 · 1 incident

June 28, 1989 ID · Metal/Non-Metal HANDLING OF MATERIALS
Alta Gold Company · Absorption of radiations, caustics, toxic and noxious substances

THE EMPLOYEE WAS BENT OVER SHOVELING POWDERED LIME WHEN A PIECE OF HARDENED LIME FELL CAUSING THE POWDERED LIME ON THE FLOOR TO KICK UP INTO HIS RIGHT EYE, RESULTING IN A SEVERE LIME BURN TO T HE RIGHT EYE - MOSTLY UNDER THE EYE'S LOWER LID.

1984 · 1 incident

July 30, 1984 ID · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
Silver King Mines Inc · Struck by falling object

BARRING DOWN ORE HOPPER FOR GRIZZLY JAW CRUSHER & ONE ROCK ROLLED ONTO LEFT FOOT. NO BONES BROKEN JUST BRUISED.