Mining Incidents

Seminoe II Mine Coal

Arch Of Wyoming LLC · Facility
Controlled by Arch Resources Inc
Hanna, Carbon County, WY  ·  Abandoned
MSHA Mine ID: 4800828

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Fatalities
0
Total incidents
3
Years on record
2001–2009
Latest incident
Dec 2009
Compliance record
MSHA citations since 2000
106
citations
25
significant & substantial
$17,568
proposed penalties
$16,941
paid to date
Source: MSHA violations data, updated weekly.
Quarterly safety rates
Citations per million employee-hours, as reported to MSHA
Quarter Hours worked Citations S&S Per 1M hrs
2015 Q2 3,454 0 0 0.0
2014 Q4 3,839 5 0 1302.4
2014 Q3 3,877 0 0 0.0
2014 Q2 4,044 0 0 0.0
2013 Q4 4,162 1 0 240.3
2013 Q3 3,792 1 0 263.7
2013 Q1 0 1 0
2012 Q4 4,391 0 0 0.0
Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
No fatalities recorded at this mine.

Reportable incidents

3 on file

2009 · 1 incident

December 11, 2009 WY · Coal FIRE
Arch Of Wyoming LLC · Accident type, without injuries

The Crusher Motor Control Center and Building was extensively damaged by a fire sometime between the night of December 10 and 7:45 a.m. (time of discovery) on the morning of December 11, 2009. The fire was essentially out at the time of discovery. There were no mine personnel on the site at the time of the event.

2002 · 1 incident

February 25, 2002 WY · Coal welder (shop) SLIP OR FALL OF PERSON
Arch Of Wyoming LLC · Fall to the walkway or working surface

EE HAD COMPLETED HIS SHIFT AND WALKED TOHIS PERSONAL VEHICLE IN THE PARKING LOT. WHILE ATTEMPTING TO ENTER HIS VEHICLE, EE SLIPPED ON ICE, FELL AND STRUCK LEFT KNEE ON GROUND.

2001 · 1 incident

August 6, 2001 WY · Coal FIRE
Arch Of Wyoming LLC · Accident type, without injuries

SMOKE WAS OBSERVED AT THE CRUSHER FACILITY. UPON INVESTIGATION, IT WAS DETERMINED THAT A FIRE WAS BURNING ON THE BELT BETWEEN THE PRIMARY AND SECONDARY CRUSHERS. DUE TO THE CONFINED AREA OF TH E FIRE AND THE PROXIMITY OF A PROFESSIONAL FIRE COMPANY, THE HANNA FIRE DEPARTMENT WAS CALLED TO FIGHT THE BLAZE.