Assessing the relative threats posed by U.S. volcanoes identifies which volcanoes warrant the greatest risk-mitigation efforts by the U.S. Geological Survey and its partners...

1 day ago · The USGS Hawaiian Volcano Observatory issues Volcano Updates for Kīlauea as activity warrants.

To browse past webcam images, see the USGS Volcano Hazards Program AshCam website: https://volcview.wr.usgs.gov/ashcam-gui/webcam.html Kīlauea volcano, Summit [V1cam] - …

Dec 4, 2023 · For more information on how electronic tiltmeters and GPS receivers help monitor the deformation of Kīlauea volcano, see the HVO Deformation page.

Link to YouTube livestream page: https://url.usgs.gov/v2cam Link to page with 24-hour animated GIF: [V2cam] Kīlauea volcano, Hawaii (east Halemaʻumaʻu crater)

2 days ago · The Hawaiian Volcano Observatory is one of five volcano observatories within the U.S. Geological Survey and is responsible for monitoring volcanoes and earthquakes in …

The U.S. Geological Survey's Hawaiian Volcano Observatory (HVO) determines the amount and composition of gases emitted by Kīlauea Volcano. Changes in gas emissions can reveal …

Dec 23, 2024 · USGS photo by K. Mulliken. Episode 23 of the ongoing Kīlauea summit eruption in Halema‘uma‘u began with high fountains that deposited tephra outside the caldera to the …

Dec 23, 2025 · Kilauea - Volcano Messages This page displays the latest volcano observatory short messages for Kīlauea volcano. These short messages are quick status updates …

Kilauea Message 2025-12-23 21:14:56 HST South fountains are now 1250 feet (380 meters) high, while north fountains are 920 feet (280 meters) high. Effusion rates remain high and lava …