Tag: usgs_hawaiian_volcano_observatory

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
USGS Hawaiian Volcano Observatory Returns to American Samoa to Service Volcano Monitoring Network

24 Sep 2026 5:17 p.m. · Source: U.S. Geological Survey

HVO staff spent two weeks in American Samoa repairing seismic stations and joining local agencies for K-12 outreach, four years after Taʻū volcano unrest prompted a new monitoring network.

Science & Technology USA Environment Disasters Asia Australasia USGS Hawaiian Volcano Observatory American Samoa Taʻū volcano volcano monitoring Manuʻa Islands Ofu-Olosega Volcano Watch 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
HVO Urges Hawaii Residents to Boost Disaster Preparedness

3 Sep 2026 6:09 p.m. · Source: U.S. Geological Survey

HVO urges Hawaii residents to prepare for year-round hazards like earthquakes and volcanic eruptions during National Preparedness Month. Learn hazards, make a plan, build a kit, and get involved to ensure safety and self-sufficiency in isolated communities.

Science & Technology Politics and Government Federal Government State Governments Environment Education Hawaii Disaster Preparedness Volcanoes Earthquakes USGS Hawaiian Volcano Observatory National Preparedness Month Emergency Planning U.S. Geological Survey
Ocean Noise Offers New Insights for Forecasting Kīlauea Eruptions

13 Aug 2026 6:11 p.m. · Source: U.S. Geological Survey

USGS Hawaiian Volcano Observatory scientists are using ambient ocean noise to monitor Kīlauea volcano. Changes in seismic signal speed provide promising clues for forecasting eruptions and magma movement, enhancing current monitoring efforts.

Science & Technology Politics and Government Federal Government Environment Education Volcanic Eruptions Kīlauea Volcano USGS Hawaiian Volcano Observatory Seismology Ambient Noise Interferometry Magma Hawaii U.S. Geological Survey
Hawaii's Deep Earthquakes Linked to Island Weight, Not Volcanic Activity

9 Jul 2026 6:32 p.m. · Source: U.S. Geological Survey

Deep earthquakes recently rattled Hawaiʻi, caused by the immense weight of the island chain flexing the oceanic crust, not volcanic activity. The USGS Hawaiian Volcano Observatory explains these "flexure events" and advises on safety.

Science & Technology Environment Hawaiʻi Earthquakes USGS Hawaiian Volcano Observatory Volcanism Geology Natural Disasters Pacific Plate U.S. Geological Survey
Kīlauea's Halemaʻumaʻu Eruption Reaches 50th Fountaining Milestone

2 Jul 2026 8:44 p.m. · Source: U.S. Geological Survey

Kīlauea's Halemaʻumaʻu eruption reached its 50th fountaining episode on June 27, 2026, marked by a 1030-foot lava fountain. Scientists anticipate episode 51 between July 8-15, continuing close monitoring of the volcano.

Science & Technology Environment Education Federal Government Digital and Print Publishing Kīlauea Halemaʻumaʻu Volcano Lava fountain Hawaiʻi Volcanoes National Park USGS Hawaiian Volcano Observatory Volcanic Eruption U.S. Geological Survey
Kīlauea's Episodic Eruption: USGS Explains "Episodes" vs. "Eruptions"

19 Jun 2026 5:07 a.m. · Source: U.S. Geological Survey

Kīlauea's summit eruption features 49 lava fountaining "episodes," with a 50th forecast. The USGS Hawaiian Volcano Observatory clarifies why these distinct events are part of one ongoing eruption, guided by continuous monitoring data.

Science & Technology Environment Federal Government Kīlauea Halemaʻumaʻu Volcanoes Lava Fountaining USGS Hawaiian Volcano Observatory Eruption Hawaii U.S. Geological Survey