Tag: earthquake_swarm

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