Recent USGS Significant Earthquakes- M 6.7 - 269km NW of Ozernovskiy, Russia 2018/10/19
- M 6.0 - 40km NNE of Sumberanyar, Indonesia 2018/10/19
- M 7.5 - 78km N of Palu, Indonesia 2018/10/18
- M 7.0 - 120km E of Kimbe, Papua New Guinea 2018/10/17
- M 6.4 - 167km E of Tadine, New Caledonia 2018/10/16
- M 6.3 - 170km ESE of Tadine, New Caledonia 2018/10/16
- M 6.7 - 263km NNE of Ndoi Island, Fiji 2018/10/12
- M 6.5 - 148km S of Severo-Kuril'sk, Russia 2018/10/11
- M 5.9 - 21km WNW of Ti Port-de-Paix, Haiti 2018/10/10
- Paleoseismicity
- Trembling Earth
- Goldfinger
- Landslide Blog
- American Geophysical Union
- Cascadia GeoSciences
- Cascadia GeoSciences 2012/05/23
- Jay’s Research Cruise Blog
- Last Night on the R/V Tangaroa 2016/11/21
- Sunset 2016/11/19
- Earthquake Response Cores 2016/11/18
Monthly Archives: March 2016
Volcano Report: Pavlof
Pavlof Volcano (PV) is erupting. PV is located near Sand Point Alaska, along the eastern Aleutian Magmatic Arc. The Alaska Volcano Observatory placed the PV into alert level “warning” and aviation color code red. Below is the description of the … Continue reading
Earthquake Report: Nikolski!
As I was writing my page on the 1964 Great Alaska Earthquake (here), there was a M 5.7 earthquake along the Aleutian Trench east of the Amlia fracture zone. Here is the USGS web page for this earthquake. The region … Continue reading
Posted in alaska, College Redwoods, earthquake, education, geology, HSU, pacific, plate tectonics, subduction
Good Friday Earthquake: 1964/03/27 in Alaska
Today we commemorate the Good Friday Earthquake, which occurred on March 27, 1964. This is the second largest earthquake ever recorded on modern seismographic instruments. I summarize some of the information that we have about this earthquake, but this is … Continue reading
Posted in alaska, College Redwoods, earthquake, education, geology, HSU, pacific, plate tectonics, subduction, tsunami
Earthquake Report: Explorer plate!
We just had an earthquake along a fracture zone within the Explorer plate. The Explorer plate is the northernmost subducting plate in the Cascadia subduction zone system. I post material about the CSZ here and here. Below is my earthquake … Continue reading
Posted in cascadia, College Redwoods, education, geology, HSU, plate tectonics, strike-slip, Transform
Earthquake Report: Atka strikes again!
Today we had another cluster of seismic activity in the Aleutians, just west of the Amlia fracture zone. This series of earthquakes occurred just west of some earthquakes from last week or so. Here is my earthquake report for those … Continue reading
Posted in alaska, College Redwoods, earthquake, education, geology, HSU, plate tectonics, subduction
Earthquake Report: Aleutians, Atka (near Amlia fracture zone)!
This morning we had a series of earthquakes along the Aleutian trench near Atka and the Amlia fracture zone. This is a very active part of this plate boundary and I summarize some of this below. The USGS has a … Continue reading
Posted in alaska, College Redwoods, earthquake, education, geology, HSU, pacific, plate tectonics, subduction
Earthquake Report: Sumatra!
We just had a M = 7.8 earthquake southwest of the Island of Sumatra, a volcanic arc formed from the subduction of the India-Australia plate beneath the Sunda plate (part of Eurasia). Here is the USGS website for this earthquake. … Continue reading
Posted in asia, College Redwoods, earthquake, education, geology, HSU, Indian Ocean, Indonesia, plate tectonics, strike-slip, subduction, sumatra, Transform