The result is regional metamorphism of the sedimentary fill beneath the Salton Sea, resulting in high heat flow and the geothermal activity and volcanism in the Imperial Valley. Thank you for visiting my page. Return to the beginning of this chapter. Go to the next chapter. Go back to Table of Contents. .
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While the western block moves steadily to the northwest, it is still in intimate contact with the mainland block. There is no separation evident.