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West Coast Tectonic Evolution—40 Million Years Ago [1 of 3]

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Summary

Forty million years ago, a large tectonic plate, known as the Farallon Plate, was between the Pacific and North American plates. Subduction of the Farallon Plate beneath the entire West Coast created a line of volcanoes from Alaska to Central America.

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plate tectonics geology geologic resources division west coast tectonic evolution million years farallon plate north american plates tectonic plate forty million years west coast central america national parks gallery alaska
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Date

2019
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Source

National Parks Gallery
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Link

https://npgallery.nps.gov/
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Public Domain Dedication

label_outline Explore Million Years, Plate Tectonics, West Coast

Topics

plate tectonics geology geologic resources division west coast tectonic evolution million years farallon plate north american plates tectonic plate forty million years west coast central america national parks gallery alaska