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Hawaiian Volcano Observatory

Find U.S. Volcano

HVO monitors earthquakes and the active volcanoes in Hawaii, assesses their hazards, issues warnings, and advances scientific understanding to reduce the impacts of volcanic eruptions. Communicating the results of our work to the public, emergency managers, and the scientific community is an important aspect of the HVO mission. 

Active Volcanoes in Hawaii

Very High Threat Potential
Kīlauea
Mauna Loa
High Threat Potential
Hualālai
Moderate Threat Potential
Haleakalā
Mauna Kea
Not Ranked
Kama‘ehuakanaloa (Lō‘ihi Seamount)
View the threat rankings of US Volcanoes.

News

Photo and Video Chronology — December 3, 2024 — Kīlauea summit webcam maintenance

Photo and Video Chronology — December 3, 2024 — Kīlauea summit webcam maintenance

Photo and Video Chronology — November 25, 2024 — Visiting the September 2024 Kīlauea eruption site

Photo and Video Chronology — November 25, 2024 — Visiting the September 2024 Kīlauea eruption site

Volcano Watch — How have eruptions shaped Hawaii? Volcano Awareness Month 2025, with a twist

Volcano Watch — How have eruptions shaped Hawaii? Volcano Awareness Month 2025, with a twist

Multimedia

Color image of a calendar of events
HVO January 2025 Volcano Awareness Month Calendar
HVO January 2025 Volcano Awareness Month Calendar
Color graphic with information about art and poetry contest
USGS HVO Volcano Awareness Month January 2025 Art and Poetry Contest Flyer
USGS HVO Volcano Awareness Month January 2025 Art and Poetry Contest Flyer
Color photograph of scientist examining a webcam on the edge of a caldera
December 3, 2024 — Kīlauea Summit Webcam Maintenance
December 3, 2024 — Kīlauea Summit Webcam Maintenance
Color photograph of caldera and webcams perched on rim
December 3, 2024 — Kīlauea Caldera, Kaluapele
December 3, 2024 — Kīlauea Caldera, Kaluapele
Color photograph of scientist examining a webcam on the edge of a caldera
December 3, 2024 — Kīlauea Summit Webcam Maintenance
December 3, 2024 — Kīlauea Summit Webcam Maintenance
Color photograph of scientist inspecting webcam on edge of caldera
December 3, 2024 — Kīlauea caldera camera maintenance
December 3, 2024 — Kīlauea caldera camera maintenance
Color photograph of caldera floor
December 3, 2024 — Kīlauea Caldera Floor
December 3, 2024 — Kīlauea Caldera Floor
Color plots showing infrasound data
Example plots of STA/LTA alarm on infrasound data for four possible alarm scenarios
Example plots of STA/LTA alarm on infrasound data for four possible alarm scenarios
Color photograph of burned tree next to hole in lava flow
November 25, 2024 — Kīlauea September 2024 Eruption Tree Mold
November 25, 2024 — Kīlauea September 2024 Eruption Tree Mold
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