Uranerz U S A Inc · Over-exertion (Not Elsewhere Classified)
Ruth Isl: 1 reportable incident Metal/Non-Metal
Uranerz U S A Inc
· Facility
Controlled by
Uranerzbergbau Gmbh
Johnson County,
WY
·
Abandoned
MSHA Mine ID: 4801370
Ruth Isl has had no fatalities among 1 reportable incident since 1983.
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- Fatalities
- 0
- Total incidents
- 1
- Years on record
- 1983
- Latest incident
- Feb 1983
Ownership history
- Uranerz U S A Inc 1981 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
| Year | Employees |
|---|---|
| 1988 | 1 |
| 1987 | 1 |
| 1986 | 1 |
| 1985 | 4 |
| 1984 | 17 |
| 1983 | 19 |
Source: MSHA quarterly employment and production, updated weekly; years before 2000 come from MSHA's archived Part 50 employment files.
Ruth Isl sits in Johnson County, Wyoming, where the Census mining category is 3.5% 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.Johnson County, Wyoming · Population 8,602
3.5%
Mining share of county employment
$63,905
Median household income
Source: US Census Bureau, American Community Survey 2023 5-year estimates.
No fatalities recorded at this mine.