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Springerville Generating Station
Springerville Generating Station, located in east-central Arizona, is a three unit coal-based, 1,178-megawatt power plant operated by Tucson Electric Power (TEP). In 2006, a third unit producing 418 megawatts was added by Tri-State. Under contractual agreements, Tri-State, as the lease holder of Unit 3, is taking 418 megawatts of capacity from the unit and selling a portion of its output to other regional utilities.
Plant Statistics
Plant operator |
Tucson Electric Power |
Plant construction |
2003-2006 |
Total project cost |
$935.7 million |
Total capacity |
418 megawatts |
Coal source |
North Antelope Rochelle Mine, Wyo. (Unit 3); Lee Ranch Mine, N.M. (Units 1 and 2) |
Plant site size |
22 acres |
Water source |
Well Water |
Environmental
controls |
State-of-the-art equipment was designed for the flue gas cleanup system, such as low NOx burners and selective catalytic reduction (SCR) for NOx control, dry flue gas desulfurization (DFGD) system for SO2 control and the pulse jet baghouse for particulate control, for a continuous 24-hour emissions monitoring to assure compliance with the federal and state regulations. |
Coal Supply
Springerville Generating Station’s Unit 3 receives its coal supply by rail primarily from North Antelope Rochelle Mine, nearly 65 miles south of Gillette, Wyo., in the Powder River Basin. Ten trains per month with 128, 120-ton railcars deliver the coal.
North Antelope Rochelle Mine Statistics
Ownership |
Powder River Coal Company (Peabody) |
Mine site size |
Approximately 11,000 acres |
Annual yield |
80 million tons |
Daily production |
220,000 tons |
Estimated life span |
Approximately 12 years at current production levels
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