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Cordero Rojo Mine
Owner: Cloud Peak Energy

The Cordero Rojo Mine is located approximately 25 miles south of Gillette, Wyoming. The mine extracts thermal coal from the Wyodak Seam, which ranges from approximately 55 to 70 feet in thickness. Cordero Rojo Mine mined and shipped approximately 39.2 million tons of low sulfur, 8,423 Btu coal in 2012. Coal mined from Cordero Rojo is primarily shipped to electric utilities in the west, midwest and southeast United States.
 
From 1996 to 2006 Cordero Rojo was recognized four times by state agencies for accomplishments in reclamation and wildlife habitat development.

505 South Gillette Ave (82716)
PO Box 3009
Gillette, WY 82717
Phone: 307.687.6000
 
385 Interlocken Crescent, Suite 400
Broomfield, CO 80021
Phone: 720.566.2900

Investor Relations
Karla Kimrey, Vice President of Investor Relations
Email:  karla.kimrey@cldpk.com
Phone:  720.566.2932