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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

Volcano Watch — An assembly of volcano scientists to gather in Hilo

Volcano Watch — An assembly of volcano scientists to gather in Hilo

Hawaiian Volcano Observatory welcomes 150 international scientists to the Island of Hawai'i

Hawaiian Volcano Observatory welcomes 150 international scientists to the Island of Hawai'i

Photo and Video Chronology — February 4, 2025 — Episode 8 of Kīlauea eruption over

Photo and Video Chronology — February 4, 2025 — Episode 8 of Kīlauea eruption over

Multimedia

Color graphic of caldera
AGU Chapman Conference on Caldera-Forming Eruptions at Basaltic Volcanoes
AGU Chapman Conference on Caldera-Forming Eruptions at Basaltic Volcanoes
Color plots showing maps of temperature on crater floor where eruption is occurring
February 4, 2025 — Thermal maps of recent activity at Kīlauea summit
February 4, 2025 — Thermal maps of recent activity at Kīlauea summit
Color photograph of vents erupting lava flows
February 4, 2025 — Episode 8 eruptive vents and flows from floor of Halema‘uma‘u
February 4, 2025 — Episode 8 eruptive vents and flows from floor of Halema‘uma‘u
Color photograph of vent erupting lava
February 4, 2025 — Episode 8 eruptive vents and flows from floor of Halema‘uma‘u
February 4, 2025 — Episode 8 eruptive vents and flows from floor of Halema‘uma‘u
Color photograph of vent erupting lava February 4, 2025 — Video of fountaining at Kīlauea summit
February 4, 2025 — Video of fountaining at Kīlauea summit
Color photograph of vents erupting lava flows February 4, 2025 — Panoramic video of Kīlauea summit eruption episode 8
February 4, 2025 — Panoramic video of Kīlauea summit eruption episode 8
Color photograph of vents erupting lava
February 4, 2025 — New episode of lava fountaining at Kīlauea summit
February 4, 2025 — New episode of lava fountaining at Kīlauea summit
Color photograph of eruption within crater
February 4, 2025 — Overview of Kīlauea summit eruption episode 8
February 4, 2025 — Overview of Kīlauea summit eruption episode 8
Color photograph of vents erupting lava
February 4, 2025 — Overview of Kīlauea summit eruption episode 8
February 4, 2025 — Overview of Kīlauea summit eruption episode 8
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