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Agassiz Peak

Second Highest Mountain in Arizona

Peak in Coconino NF, Kachina Peaks Wilderness near Flagstaff, AZ

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Agassiz Peak is the second-highest mountain in the U.S. state of Arizona at 12,360 feet (3,767 m). It is located north of Flagstaff, Arizona in the San Francisco Peaks. It is in the Kachina Peaks Wilderness on the Coconino National Forest. The peak was named for Louis Agassiz, the celebrated naturalist. Many visitors to Flagstaff incorrectly assume that Agassiz Peak is Humphreys Peak, the state high point. This is because Agassiz is between Humphreys and Flagstaff, blocking the view of Humphreys from town. The mountain is only open to climbers in the winter when it is covered in snow. Hiking above treeline at other times is illegal due to the "threatened with critical habitat" status of the San Francisco Peaks groundsel (Senecio franciscanus). At a latitude of 35°19'33"N, Agassiz Peak is…

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Peak

Geologic Formation

Holocene to middle Pliocene volcanic rocks (AZQTv;0)

Geologic Formation