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
CountryUnited States
LocationJoseph City, AZ
Coordinates34°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
Commission date1962
Owner(s)Arizona Public Service
Thermal power station
Primary fuelSubbituminous coal
TypeSteam turbine
Feeding minesMcKinley Mine in New Mexico
Cooling sourceArtificial Cholla Lake
Power generation
Nameplate capacity1021 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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