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Mauna Ulu—an opportunity to study a long-lived rift zone eruption

By Volcano Hazards Program
Mauna Ulu—an opportunity to study a long-lived rift zone eruption...
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Detailed Description

A lava fountain during the opening episode of the Mauna Ulu eruption feeds lava flows that cover Chain of Craters Road. Both ‘Ālo‘i Crater (lower left) and ‘Alae Crater (upper right) were filled with lava later in the eruption. Photo taken on May 28, 1969.