Halemaʻumaʻu
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Halemaʻumaʻu anglicized as “Halemaumau” is a pit crater within the much larger Kīlauea Caldera at the summit of Kīlauea volcano on island of Hawaiʻi. The roughly circular crater was 770 m × 900 m befo
Halema'uma'u after the 2018 collapse events. The floor of the larger Kīlauea Caldera can be seen at left.
Aerial photo of Halemaʻumaʻu in 2009, showing a white plume being emitted by an active lava lake.
In March 2013, the glow from the lava lake at the bottom was clearly visible after dark.
Halemaʻumaʻu Crater Lake in October 2019. The yellow water is the result of dissolved minerals and sulfur.
Kīlauea
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Kīlauea is an active shield volcano in the Hawaiian Islands. It is located along the southeastern shore of Hawaii Island. The volcano is between 210,000 and 280,000 years old and grew above sea level
Halemaʻumaʻu
…Halemaʻumaʻu (Hawaiian: ) anglicized as “Halemaumau” is a pit crater within the much larger Kīlauea Caldera at the summit of Kīlauea volcano on island of Hawaiʻi. The roughly circular crater was 770 m × 900 m (2,530 ft × 2,950 ft) before collapses that roughly doubled the size of the…
Kīlauea erupting at Halemaʻumaʻu, a pit crater within its summit caldera, on January 16, 2025.
Kīlauea's summit caldera; volcanic gas can be seen rising out of Halemaʻumaʻu, within the caldera (January 2012)
Rainbow and volcanic ash with sulfur dioxide emissions from Halemaʻumaʻu (April 2008)
Painting of the 1891 eruption