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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 — January 23 & 24, 2025 — Inactive vents at Kīlauea summit

Photo and Video Chronology — January 23 & 24, 2025 — Inactive vents at Kīlauea summit

Volcano Watch — Recent lava fountains highlight Pele’s Hair hazards

Volcano Watch — Recent lava fountains highlight Pele’s Hair hazards

Photo and Video Chronology — January 22, 2025 — Brief episode 5 of Kīlauea summit eruption

Photo and Video Chronology — January 22, 2025 — Brief episode 5 of Kīlauea summit eruption

Multimedia

Color photograph of inactive volcanic vents January 24, 2025 — Kīlauea summit overflight
January 24, 2025 — Kīlauea summit overflight
Color photograph of inactive volcanic vents
January 24, 2025 — Kīlauea summit inactive vents
January 24, 2025 — Kīlauea summit inactive vents
Color photograph of volcanic vents
January 24, 2025 — Kīlauea caldera floor
January 24, 2025 — Kīlauea caldera floor
Alteration on basalt
January 24, 2025 — Kīlauea summit alteration
January 24, 2025 — Kīlauea summit alteration
Color photograph of scientists scouting sampling location
January 24, 2025 — Kīlauea summit sample scouting
January 24, 2025 — Kīlauea summit sample scouting
Color photograph of scientists collecting sample
January 24, 2025 — Kīlauea summit sampling
January 24, 2025 — Kīlauea summit sampling
Color photograph of volcanic vents degassing
January 24, 2025 — Kīlauea eruption remains on pause during summit overflight and sampling mission
January 24, 2025 — Kīlauea eruption remains on pause during summit overflight and sampling mission
Color photograph of erupting vent
January 22, 2025 — Telephoto view of episode 5 lava fountain Kīlauea
January 22, 2025 — Telephoto view of episode 5 lava fountain Kīlauea
Color photograph of volcanic vents degassing
January 23, 2025 — Kīlauea, Halema‘uma‘u vents on January 23, 2025
January 23, 2025 — Kīlauea, Halema‘uma‘u vents on January 23, 2025
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