which active volcano in hawaii is the tallest
Today, Kohala is considered to be an extinct volcano. Mauna Kea is the tallest of Hawaiiâs volcanoes; in fact, standing at 13,796 feet, it is the worldâs tallest mountain (measured from the floor of the ocean to its summit). Mauna Kea is considered a dormant volcano, having last erupted about 4,500 years ago.