An undersea volcano off the southeastern coast of the Big Island of Hawaii has been rocked by a swarm of more than 70 ...

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

Geologic mapping has been one of the most fundamental mandates of the U.S. Geological Survey (USGS) since its establishment ...

The world's biggest active volcano spans approximately 2,000 square miles and ascends about 13,600 feet above sea level - and ...

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 ...

Hawaii’s “Big Island” saw some winter weather at one of its highest points this week, when snowfall blanketed the top of ...

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 ...

Over the past century, technological advancements have vastly improved volcano monitoring. One key innovation was the ...

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

HAWAII ISLAND, Hawaii (KHON2) — USGS officials are on high alert following heightened seismic activity at Kamaʻehuakanaloa volcano off Hawaiʻi Island. In this earthquake series, USGS officials ...

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