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The Kayenta mine was a surface coal mine operated by Peabody Western Coal Company, a subsidiary of Peabody Energy) on the Navajo Nation in northern Arizona from 1973 to 2019. [1] About 400 acres were mined and reclaimed each year, providing about 8 million tons of coal annually to the Navajo Generating Station .
Peabody Energy developed two coal strip mines on the Black Mesa reservation: the Black Mesa Mine and the Kayenta Mine. The company pumped water from the underground Navajo Aquifer for washing coal, and, until 2005, in a slurry pipeline operation to transport extracted coal 273 mi (439 km) to the Mohave Generating Station in Laughlin, Nevada.
The Black Mesa and Lake Powell Railroad (reporting mark BLKM) was an electrified private railroad operating in Northern Arizona, USA within the Navajo Nation which transported coal 78 miles (126 km) from the Peabody Energy Kayenta Mine near Kayenta, Arizona to the Navajo Generating Station power plant at Page, Arizona.
The mesa is located on the Colorado Plateau near Kayenta, Arizona, and rises to over 8,168 ft (2,490 m). Its highest peak is located on Black Mesa's northern rim, a few miles south of the town of Kayenta. Reliable springs surfacing at several locations mean the mesa is more suitable for continuous habitation than much of the surrounding desert ...
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By 1907, the C&A was the fourth-most productive copper mine in Arizona, and ran its own smelter in Douglas, Arizona. [5] Phelps Dodge started mining the Lavender open pit in the early 1950s. [4] The Lavender pit closed in 1974. The Copper Queen mine, Bisbee's first working mine, was also its last.
Kayenta is the name for the Chapter, as well as the township. Kayenta Chapter (a political division within the Navajo Nation that is analogous to a county within a state) encompasses land in both Utah and Arizona. Thus, the Navajo Nation's census figures for Kayenta Chapter are significantly different from those of Kayenta proper.
The Kayenta Formation pinches out and disappears to the north, in the Uintah Basin, and the Wingate Sandstone and Navajo Sandstone become indistinguishable. These remaining eolian beds have sometimes been mapped as simply Glen Canyon Formation, but they correlate with the Nugget Sandstone further north, and it has been recommended that they be ...