Category: hawaii

Magma Intrusion Shook Kīlauea's Summit Even as Lava Kept Erupting

1 Oct 2026 7:21 p.m. · Source: U.S. Geological Survey

USGS Hawaiian Volcano Observatory reports a shallow magma intrusion beneath Kīlauea's summit on September 30-October 1, 2026, triggering more than 50 earthquakes and rapid ground deformation while vents kept erupting.

Science & Technology Environment USA Hawaii Astronomy and Space Disasters General Weather Kīlauea Halemaʻumaʻu USGS Hawaiian Volcano Observatory magma intrusion earthquake swarm volcano alert level U.S. Geological Survey
Kīlauea's Unsteady Reinflation Halts Lava Fountain Forecasts After Six New Vents Open

17 Sep 2026 9:20 p.m. · Source: U.S. Geological Survey

USGS Hawaiian Volcano Observatory says irregular ground deformation has ended its fountaining forecast windows for Kīlauea, after six new vents opened in Halemaʻumaʻu between September 14 and 16.

Science & Technology Environment USA Hawaii Medical Science Disasters Kīlauea Halemaʻumaʻu USGS Hawaiian Volcano Observatory Volcano Watch lava fountaining tiltmeter Volcano Alert Level U.S. Geological Survey
Volcano Watch: Remembering the 1919–1920 Maunaiki Eruption of Kīlauea

10 Sep 2026 5:19 p.m. · Source: U.S. Geological Survey

USGS Hawaiian Volcano Observatory geologist Drew Downs recounts how the Maunaiki shield on Kīlauea's Southwest Rift Zone was built over eight months from December 1919 to August 1920.

Science & Technology Environment USA Hawaii Astronomy and Space Disasters General Weather Kīlauea Maunaiki Hawaiian Volcano Observatory U.S. Geological Survey Hawaiʻi Volcanoes National Park Volcano Watch Halemaʻumaʻu