Dec. 23, 2025 marks one year since the ongoing eruption at Kīlauea began, bringing glowing displays of lava and fountains sometimes as tall as the Empire State Building.

New research suggests that Kīlauea experienced changes below its surface leading up to its catastrophic 2018 eruption.

The eruption lasted for just over 12 hours. Kīlauea spewed more than 3 billion gallons (16 million cubic yards) of lava during this event—enough to fill 25,000 Olympic swimming pools. The eruptive ...

Regional map of the southeast portion of the Big Island of Hawai'i with elevation and bathymetry contours and surface fault traces (top panel). Cross‐section of the A‐A′ profile shown on top and ...

Kīlauea has an elevation of 4,009 feet and a magma system that reaches 37 miles below the ground. The volcano is the youngest and most active on the Hawaiian Islands. On September 29, the Kīlauea ...

A lake in the Halema‘uma‘u crater on Hawai’i’s Kīlauea volcano Photograph by Matthew Patrick via United States Geological Survey In 2018, Hawai’i’s Kīlauea volcano erupted dramatically in the spring ...

Hawaii, a chain of islands in the Pacific Ocean, was formed by volcanic activity over the past few million years. Lava vents open up in the Earth, and from deep inside our planet's interior, magma ...

Figure 1: Global distribution of volcanoes in close proximity. Daily batches of 30-s sampled GPS observations were processed to form baselines between sites, which removes many of the effects of ...

The last few weeks have seen remarkable changes to Kīlauea, the most active volcano in Hawaii (and possibly on Earth). The shield volcano that makes up much of the eastern shores of the Big Island has ...

A code red alert level for aviation has been issued this week on Hawai'i’s big island, as Kīlauea volcano continues its explosive activity at the summit. The Hawaiian Volcano Observatory’s warning for ...