News

Two years ago, Kīlauea Volcano's "June 27th" flow advanced to the northeast, threatening Pāhoa and creating major disruptions to thousands of...

Readers of Volcano Watch might recall past articles that have described various ways in which the USGS Hawaiian Volcano Observatory (HVO) studies and...

The engagement of written history and geology, two ordinarily separated academic disciplines, has—once more—proven unexpectedly fruitful in our...

Early on the morning of May 24, 2016, USGS Hawaiian Volcano Observatory scientists were alerted by text message that a tiltmeter on the Pu‘u ‘Ō‘ō cone...

During the past 148 years, Mauna Loa Southwest Rift Zone eruptions have sent massive lava flows across Hawai‘i Island's main road six times: in 1868...

Island of Hawai‘i residents, especially those living in South Kona and Ka‘ū Districts, which are at particular risk from Mauna Loa's Southwest Rift...

Mosquitoes have been on the minds of Hawai‘i Island residents and visitors due to the recent outbreak of dengue fever. On February 12, 2016, Hawaii...

Mauna Loa's renewed activity, especially the recent earthquake and deformation changes, has HVO scientists polishing old keys while developing new...

Photography continues to be a powerful tool for HVO geologists trying to tease out details of old and new eruptions at Kīlauea and other Hawaiian...

Kīlauea is an explosive volcano that will, almost certainly, explode again.