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When did Mauna Kea last erupt?

Published in Mauna Kea Eruption 1 min read

Mauna Kea last erupted an estimated 4,500 years ago.

Understanding Mauna Kea's Volcanic History

Although Mauna Kea has not erupted in millennia, it remains a significant geological feature on the island of Hawaiʻi. Classified as a dormant volcano, its extended periods of inactivity are part of its natural volcanic cycle. Geologists indicate that despite its current quiet state, future eruptions are considered likely, though they are separated by very long intervals. This makes Mauna Kea an example of a volcano with a highly extended eruptive periodicity.

Mauna Kea at a Glance

For a clearer overview of Mauna Kea's key characteristics, refer to the table below:

Feature Detail
Last Eruption Approximately 4,500 years ago
Current Status Dormant, but considered potentially active
Future Activity Eruptions are likely, but with long quiet periods
Type Shield Volcano
Location Island of Hawaiʻi

Mauna Kea's geological history highlights the long-term, cyclical nature of volcanic activity, where dormant periods can last for thousands of years before renewed activity.