Are you planning a trip to the Big Island and want to know some fun Big Island activities to add to your itinerary? Find out the best Big Island volcano tours worth booking to see Hawaii Volcanoes National Park.

A magnitude 5.2 earthquake struck off the coast of Hawaii's Big Island Monday evening beneath an undersea volcano, part of unrest that began this past Sunday, according to the USGS.

Here at Hawaiian Volcano Observatory, we are most interested in understanding when and where a volcanic eruption will occur. Such speedups and slowdowns in ocean noise signals can be because of a variety of physical changes beneath the surface of a volcano, including changes that could be related to potential eruptive activity.

A volcano's latest eruption on Hawaii's Big Island fountained lava more than 1,000 ft. into the sky on May 25. With its summit at 4,091 ft., Kilauea has had lava fountaining from its Halemaumau crater since Dec. 23, the observatory, which is part of USGS ...

A cluster of earthquakes rattled the seafloor south of the Island of Hawaiʻi in August 2026, drawing scientific attention to one of the archipelago’s least-visible volcanoes. The tremors came from Kamaʻehuakanaloa,

Kama‘ehuakanaloa seamount — located underwater and 26 miles south-southeast of Nāʻālehu on the Big Island, formerly known as Lō‘ihi — was rocked by a magnitude-5.2 earthquake shortly before 6 p.m. Aug. 11 at a depth of 7 miles below sea level.

BIG ISLAND, Hawaii - A magnitude 4.1 earthquake rattled Hawaii's Big Island on Monday, and officials are warning that aftershocks are possible in the coming days to weeks. The U.S. Geological Survey (USGS) said the earthquake happened about 10 miles south ...