Exxon Mobil Corporation · Struck by... (Not Elsewhere Classified)
AIR POWERED JAC5LEG DRILL BECAME STUCK BETWEEN AIR LEG AND ROCK FACE DRILL ELBOW BENT QUICKLY AND DRILL BODY IMPACTED ON LEFT EAR
Colony Oil Shale Project: 3 reportable incidents Metal/Non-Metal
Exxon Mobil Corporation
· Underground
Controlled by
Exxon Corp
Garfield County,
CO
·
Abandoned
MSHA Mine ID: 0501887
MSHA record for Colony Oil Shale Project (mine ID 0501887). Fatalities, non-fatal incidents grouped by year, current operator and controller, and mine context.
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- Fatalities
- 0
- Total incidents
- 3
- Years on record
- 1983–1985
- Latest incident
- Dec 1985
Ownership history
- Colony Development Operation 1950 to 1980
- Exxon Mobil Corporation 1980 to present
Source: MSHA controller and operator history, updated weekly.
Colony Oil Shale Project sits in Garfield County, Colorado, 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.Garfield County, Colorado · Population 62,034
1.5%
Mining share of county employment
$86,172
Median household income
Source: US Census Bureau, American Community Survey 2023 5-year estimates.
No fatalities recorded at this mine.
Reportable incidents
3 on file1985 · 2 incidents
May 30, 1985
CO · Metal/Non-Metal
assayer, geologist, metallurgist, engineer, engineer management
MACHINERY
Exxon Mobil Corporation · Caught in, under or between a moving and a stationary object
WHILE OPERARTING A COMPRESSED AIR DRIVEN JACKLEG IN ORDER TO DRILL A VERTICAL HOLE IN THE FLOOR, THE STARTER STEEL BROKE, SENDING THE SHAFT OF THE STARTER STEEL ONTO THE FOOT OF THE OPERATO R. THE SHAFT LANDED APPROXIMATELY 1/4" BEHIND THE STEEL TOE OF T HE OPERATOR\S BOOT AND PROCEEDED TO SMASH THE 2ND AND 3RD TOES ON THE LEFT FOOT. THIS CAUSED THE AMPUTATION OF THE 3RD TOE.
1983 · 1 incident
January 18, 1983
CO · Metal/Non-Metal
laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman
SLIP OR FALL OF PERSON
Exxon Mobil Corporation · Fall to lower level, (Not Elsewhere Classified)
LABOR CREW WAS BACKFILLING A BIN WALL MR MACDONALD WAS WALKING ALONG THE FRONT EDGE OF THE WALL AND SLIPPED OFF AND FELL TO THE GROUND IT WAS SNOWING AT THE TIME AND THE FOOTING WAS SLIPPERY