Major Earthquake of M8.3 in the Sea of Okhotsk, Russia: 24 May 2013

Location and tectonic setting of the M8.3 Sea of Okhotsk earthquake, 24 May 2013. Image credit: USGS

This morning’s M8.3 Earthquake in the Sea of Okhotsk, Russia is the largest quake yet this year – how damaging will this tremor in the northwest Pacific be?

Pages: 1 2

California Earthquake: M5.7 Quake in Sierra Nevada: 23 May 2013

Location and tectonic setting of the Sierra Nevada earthquake, 23 May 2013. Image credit, USGS

The May 23 California earthquake, an M5.7 in Sierra Nevada, is not unusually large for the Golden State, but is a significant quake for the region.

Pages: 1 2

Earthquake Precursors: Signs of a Coming Tremor?

Animals reportedly fled before the 1959 Montana earthquake. Image credit: USGS

What’s the best earthquake indicator? There are many ways to determine if a quake is coming but hindsight is currently the best measure of future tremors.

Pages: 1 2

Chile, Kamchatka and California: Earthquakes in the Week of 15-21 May 2013

The week's earthquakes, 15-21 May. Image credit: USGS

This has been a busy week, in terms of earth tremors, with over 1500 registered seismic events recorded. What were the most significant quakes of the week?

Pages: 1 2

Pavlof Volcano, Alaska Erupts: Placed on Orange Watch Alert: May 2013

The May 2013 eruption of Pavlof volcano. Image credit: Brandon Wilson

Pavlof, the Alaskan volcano, is erupting. What does the orange watch alert status mean, and how bad is the volcanic eruption?

Pages: 1 2