Cholla Power Plant

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Cholla Power Plant
Cholla power plant.jpg
Cholla Power Plant is located in Arizona
Cholla Power Plant
Location of Cholla Power Plant
Country United States
Location Joseph City, AZ
Coordinates 34°56′25″N 110°18′01″W / 34.94028°N 110.30028°W / 34.94028; -110.30028Coordinates: 34°56′25″N 110°18′01″W / 34.94028°N 110.30028°W / 34.94028; -110.30028
Status Operational
Commission date 1962
Owner(s) Arizona Public Service
Thermal power station
Primary fuel Subbituminous coal
Type Steam turbine
Feeding mines McKinley Mine in New Mexico
Cooling source Artificial Cholla Lake
Power generation
Nameplate capacity 1021 MW

Cholla is a major coal-fired power plant near Joseph City, Arizona. The coal burned at the plant came mostly from the McKinley Mine in New Mexico until the Mine closed in 2009.


The plant currently consists of the following units:[1]

Unit Nameplate capacity (MWe) Commissioning Notes
1 113.6 1962
2 288.9 1978 Retirement April 2016
3 312.3 1980
4 414 1981 Owned by PacifiCorp


  1. ^ "Existing Electric Generating Units in the United States, 2006" (Excel). Energy Information Administration, U.S. Department of Energy. 2006. Retrieved 2008-07-14. 

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