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Mauna Loa's Northeast Rift Zone eruption continues. No property is at risk currently. There is a visible gas plume from the erupting fissure fountains...

Mauna Loa's Northeast Rift Zone eruption continues. No property is at risk currently. There is a visible gas plume from the erupting fissure fountains...

Mauna Loa volcano began erupting in Moku‘āweoweo Caldera on November 27, 2022, at approximately 11:30 p.m. By 6:30 a.m. on November 28, the eruption...

Eruption has moved to Mauna Loa’s Northeast Rift Zone. Local hazards include lava flows, ash and tephra fall, and heavy vog.

At approximately 11:30 p.m. HST this evening, November 27, an eruption began in Moku‘āweoweo, the summit caldera of Mauna Loa, inside Hawai‘i...

The U.S. Geological Survey (USGS) Hawaiian Volcano Observatory (HVO) sets the Volcano Alert Level and Aviation Color Code for volcanoes in Hawaii and...

HVO scientists collect detailed data to assess hazards and understand how the eruption is evolving at Kīlauea's summit, all of which are shared with...

The U.S. Geological Survey invites you to a Subduction Zone Science workshop in Seattle at the University of Washington from January 10-11, 2023.

HVO scientists collect detailed data to assess hazards and understand how the eruption is evolving at Kīlauea's summit, all of which are shared with...

Lava flows erupted from the lower East Rift Zone (LERZ) of Kīlauea in 2018 and devastated lower Puna. In 2019, a team of scientists from the USGS, the...