“Volcano Watch” is a weekly article and activity update written by U.S. Geological Survey Hawaiian Volcano Observatory ...

The U.S. Geological Survey says it has detected an increase seismic activity around Kamaʻehuakanaloa. The underwater volcano ...

COURTESY USGS A swarm of small earthquakes struck Kama’ehuakanaloa volcano, formerly called Lo’ihi Seamount, off Hawaii island’s southeast coast today. Scores of small earthquakes—the largest at ...

Scores of small earthquakes—the largest at magnitude 4.3—rumbled along the Kama’ehuakanaloa undersea volcano southeast of Hawaii island Friday night and today, according to the U.S ...

About two months before Mauna Loa spewed rivers of glowing orange molten lava, geologists detected small earthquakes nearby ...

HONOLULU, Hawaii – Seismologists believe a recent uptick in earthquake activity off the coast of Hawaii’s Big Island is likely associated with the movement of magma beneath an underwater ...

Tiltmeters are a crucial component of the volcanic monitoring network in Hawaii. By detecting subtle changes in ground ...

HONOLULU – An undersea volcano off the southeastern coast of the Big Island of Hawaii has been rocked by a swarm of more than 70 earthquakes since the weekend, according to the U.s. Geological Survey ...

A magnitude 4.8 earthquake shook the southeastern flank of Mauna Loa volcano on Hawaii island overnight, the U.S. Geological Survey said today.