Tag: geology

Hawaii's Deep Earthquakes Linked to Island Weight, Not Volcanic Activity

9 Jul 2026 6:32 p.m. · Source: U.S. Geological Survey

Deep earthquakes recently rattled Hawaiʻi, caused by the immense weight of the island chain flexing the oceanic crust, not volcanic activity. The USGS Hawaiian Volcano Observatory explains these "flexure events" and advises on safety.

Science & Technology Environment Hawaiʻi Earthquakes USGS Hawaiian Volcano Observatory Volcanism Geology Natural Disasters Pacific Plate U.S. Geological Survey
USGS Scientists Collaborate with El Salvador Experts on Volcanic Hazards

7 May 2026 8:33 p.m. · Source: U.S. Geological Survey

U.S. Geological Survey scientists collaborated with experts in El Salvador, a nation with over 200 volcanoes. The partnership involved field studies and a hazards workshop, providing mutual benefits for understanding volcanic activity in both regions.

Science & Technology Politics and Government El Salvador Federal Government Environment Education Latin America U.S. Geological Survey Volcano Volcanology Hazard Assessment Santa Ana volcano Geology