Past episodes have produced incandescent lava fountains over 1,000 feet high that produce eruptive plumes up to 20,000 feet above ground level. “The spilt nature of the north vent suggest episode 38 may produce lower fountains similar to episode 37 when the same two vents existed in the north cone,” the HVO reports.

Update at 10:44 p.m. Saturday, Dec. 6, 2025: Hawaiian Volcano Observatory reports that Episode 38 of the ongoing episodic eruption inside Halemaʻumaʻu Crater in the summit caldera of Kīlauea volcano on the Big Island has ended.

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