Another explosive episode of Kilauea’s volcanic activity came and went Wednesday after Episode 28 of the ongoing eruption in Halemaumau Crater saw eight hours of high fountaining.

Update at 3:37 p.m. July 9, 2025: Episode 28 of the ongoing episodic summit eruption of the Big Island’s Kīlauea volcano showed off a little, pumping molten rock geysers up to heights of about 1,200 feet from the north vent inside its Halemaʻumaʻu Crater.

Episode 28 of the ongoing Halemaʻumaʻu eruption began at 4:10 a.m. on July 9 and is currently exhibiting a vent overflow and fountains reaching roughly 150 feet. Past episodes have produced incandescent lava fountains over 1000 feet high that result in eruptive plumes up to 20,000 feet above ground level.

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