July 30, 2026
ADVISORYKīlauea volcano is not erupting; the summit eruption in Halemaʻumaʻu is paused. Episode 52 ended at 2:36 a.m. HST on July 29. Reinflation indicates another episode is likely but more data are needed to determine the forecast.
Live data from USGS HVO. View full dashboard
Episode 52 is one of the fountaining episodes of Kīlauea's ongoing Halemaʻumaʻu eruption, which has produced numbered episodes every one to four weeks since December 2024. The daily USGS status entries that reference it are collected below, and the full daily updates log has the complete day-by-day record.
Lava fountains in Episode 52 reached about 490 feet (150 meters), the 37th highest fountain height of 54 recorded episodes and 29% below the median of 700 ft.
The episode erupted an estimated 4.7 million cubic metres of lava, 10% below the median of 5.2M m³.
Fountaining lasted 7 hours, 30% below the median of 10 hours. Kīlauea's episodes are short and intense: most last hours, not days.
The summit then paused for 14 days while magma recharged before the next episode began.
Comparisons computed across the 54 eruptive episodes USGS has recorded for the ongoing Halemaʻumaʻu eruption. Figures are USGS preliminary values and can be revised.
Kīlauea volcano is not erupting; the summit eruption in Halemaʻumaʻu is paused. Episode 52 ended at 2:36 a.m. HST on July 29. Reinflation indicates another episode is likely but more data are needed to determine the forecast.
Kīlauea volcano is not erupting; the summit eruption in Halemaʻumaʻu is paused. Episode 52 ended at 2:36 p.m. HST on July 9. Reinflation indicates another episode is likely but more data are needed to determine the forecast.
Precursory low-level eruptive activity before episode 52 of the ongoing Halemaʻumaʻu eruption began around 10:22 a.m. HST on July 28, 2026. Volcanic Activity: Precursory low-level activity for episode 52 of the ongoing Halemaʻumaʻu eruption at the summit of Kīlauea began around 10:22 a.m. HST on July 28 with an overflow from the north vent. Accordingly, HVO is raising the Alert Level for Kīlauea from ADVISORY to WATCH and the Aviation Color Code from YELLOW to ORANGE. Alert level and aviation color code definitions: https://www.usgs.gov/programs/VHP/alert-level-system. This low-level precursor
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