The 1964 Great Alaska Earthquake occurred on Good Friday, March 27th. It and rocked the state with strong ground shaking for 4.5 minutes. At magnitude 9.2, it was the second largest quake ever recorded by seismometers. This animation shows the…
M 7.1 Panguna, Papua New Guinea
Here is a deep one (currently) and a big one. There may be a local tsunami, but there are no focal mechanisms yet. Ill add those when they become available. Here is a screenshot from the
Mw 7.1 Phillipines 2013.10.15
Fairly big earthquake. Sounds like it has caused some damage. Farly big earthquake. Sounds like it has caused some damage. Looks like a thrust or reverse earthquake, USGS poses the fault is in the Sunda crust. Fairly deep earthquake, but…
Ken Aalto Talk on the Franciscan Today 10/14/13
Today at HSU Founders Hall Room 25 at 5PM
Mw 4.9 Trinidad 2013.10.11
All right! That was exciting and a little bit scary. Most all earthquakes scare me because I recognize they might get bigger or trigger a bigger one. This earthquake is most likely on a northeast striking strike-slip fault in the…
M7.7 in Pakistan
A very large earthquake in Pakistan today! As a result of collision of the Arabia plate into the Eurasia plate, thrust faults formed in Pakistan. This collision zone is the same basic convergence region that extends from Java/Sumatra, up through…
Earthquake report: Sumatra Outer Rise Earthquakes
The 2012 M 8.6 and M 8.2 Wharton Basin earthquakes happened shortly after I started preparing Earthquake Reports as earthjay. So, the material I had presented for this sequence was not very explanatory nor sophisticated (not that any of these…