Robert Sperko Strip Coal
Robert Sperko Coal
· Surface
Controlled by
Sperko Robert
MSHA Mine ID: 3606407
Robert Sperko Strip has no reportable incidents on file with MSHA.
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- Fatalities
- 0
- Total incidents
- 0
- Years on record
- —
- Latest incident
- —
Inspection activity
MSHA inspections since 2000
3
inspections on record
14
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: 14 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
- Robert Sperko Coal 1977 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
ⓘ
Coal production is reported quarterly and lags the current period; the most recent quarters may be incomplete.| Year | Employees | Coal produced (tons) |
|---|---|---|
| 2000 | 1 | |
| 1999 | 1 | 370 |
| 1998 | 1 | 4,278 |
| 1997 | 1 | 2,009 |
| 1996 | 1 | 2,249 |
| 1995 | 1 | 7,457 |
| 1994 | 1 | 5,432 |
| 1993 | 1 | 6,899 |
| 1992 | 2 | 10,754 |
| 1991 | 2 | 6,358 |
| 1990 | 1 | 4,436 |
| 1989 | 1 | 7,728 |
| 1988 | 1 | 332 |
| 1987 | 1 | 5,319 |
| 1986 | 1 | 597 |
| 1985 | 1 | |
| 1984 | 1 | 1,841 |
| 1983 | 1 | 912 |
Source: MSHA quarterly employment and production, updated weekly; years before 2000 come from MSHA's archived Part 50 employment files.
Robert Sperko Strip sits in Fayette County, Pennsylvania, where the Census mining category is 2.8% 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.Fayette County, Pennsylvania · Population 126,967
2.8%
Mining share of county employment
$56,093
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; earlier incidents are counted but not rate-adjusted, though reported hours reach back to 1983. 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 |
|---|---|---|---|---|
| 2000 Q2 | 80 | 0 | 0 | 0.0 |
| 2000 Q1 | 120 | 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.