Earthquakes can be devastating and strike all over the world. In the last 120 years, many have been extremely large. These are the 5 biggest quakes ever recorded (or at least as recorded since 1900). 5️⃣ MAGNITUDE 9.0, Russia, 1952 – The was the world's first recorded magnitude 9 earthquake. It triggered a large tsunami that struck Hawaii causing over $1 million in damages. 4️⃣ MAGNITUDE 9.1, Japan, 2011 – This earthquake sent a devastating tsunami along coastal Japan, triggered the Fukushima nu

A USGS guide for finding and interpreting high-water marks

In the air and on the ground, HVO scientists are collecting data and assessing hazards for Kīlauea's middle East Rift Zone eruption. On September 18, 2024, around 3:15 pm HST, a fourth vent system opened just west of Nāpau Crater. Lava has been flowing over the western cliffs of Nāpau Crater and onto the crater floor. The S2cam provides a view of the lava falls: https://www.usgs.gov/observatories/hvo/s2cam-view-napau-crater-east-rift-zone-kilauea-view-southwest The eruption is occurring within a