Mauna Ulu

Mauna Ulu erupting in 1974
Cutaway view of Kilauea's eastern rift zone. Mauna Ulu can be seen to the right of Kilauea Caldera

Mauna Ulu is a volcanic cone in the eastern rift zone of the Kīlauea volcano on the island of Hawaii. It falls within the bounds of Hawaiʻi Volcanoes National Park. Mauna Ulu was in a state of eruption from May 1969 to July 1974.


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