Coal Mines Served by Union Pacific

Coal Specifications Table

Colorado Mines

Mines/
Owners
Bowie #2 Mine
Bowie Resources, Limited
12,000 0.50 9.0 9.0 36.5 49.0
Colowyo Mine
TriState/Western Fuels-Colorado LLC
10,460 0.38 5.8 16.9 32.8 44.2
Elk Creek Mine
Oxbow Mining, Inc.
12,400 0.52 7.0 6.0 34.6 52.4
Twentymile Mine
Peabody Group
11,350 0.41 9.3 9.8 35.0 45.9
West Elk Mine
Arch Coal Inc.
12,000 0.50 9.3 8.5 35.2 47.0

Southern Illinois Mines

Mines/
Owners
Monterey Mine No. 1
Monterey Coal Company
10,300 1.00 8.0 19.0 31.6 41.4
Gateway Mine
Peabody Group
11,000 3.00 10.0 13.5 35.7 NA
Rend Lake Mine
Consolidation Coal Company
NA NA NA NA NA NA

Southern Powder River Basin Mines (SPRB)

Mines/
Owners
Antelope
Cloud Peak Energy
8,800 0.22 5.3 26.5 31.8 36.2
Belle Ayr Mine
Alpha Natural Resources, Inc.
8,549 0.30 4.6 29.8 31.5 34.1
Black Thunder
Arch Coal Inc.
8,800 0.34 5.0 27.0 32.0 34.5
Caballo Mine
Peabody Group
8,500 0.38 5.1 29.9 NA NA
Caballo Rojo
Cloud Peak Energy
8,450 0.32 5.2 30.2 30.6 33.8
Coal Creek
Arch Coal Inc.
8,350 0.33 5.7 30.0 30.3 31.8
Cordero Mine
Cloud Peak Energy
8,350 0.37 5.7 30.3 32.0 31.7
Jacobs Ranch
Arch Coal Inc.
8,686 0.43 5.6 27.9 32.6 33.5
North Antelope/Rochelle Complex
Peabody Group
8,800 0.22 4.6 27.6 NA NA
Black Thunder South
Arch Coal, Inc.
8,850 0.20 4.6 26.0 32.1 37.3

Southern Wyoming Mines

Mines/
Owners
Black Butte Mine
Black Butte Coal Company
9,700 0.50 7.0 19.5 30.0 42.5
Kemmerer Mine
Chevron Mining Inc.
9,800 0.80 5.0 22.0 34.0 39.5

Utah Mines

Mines/
Owners
Dugout Canyon Mine
Canyon Fuel Company, LLC
12,000 0.45 9.9 6.3 37.3 46.3
Horizon Mine
America West Resources, Inc.
12,000 0.65 9.6 9.0 40.1 41.3
Skyline Mine
Canyon Fuel Company, LLC
11,700 0.45 8.5 9.5 40.5 41.5
Sufco Mine
Canyon Fuel Company, LLC
11,400 0.40 8.5 9.5 NA NA