Jason R. Patton @earthjay@qoto.org

#EarthquakeReport for M7.5 #Earthquake offshore of #Japan

Reverse (Compressional) earthquake mechanism

Read 2018 report for tectonic background https://earthjay.com/?p=7719

https://earthquake.usgs.gov/earthquakes/eventpage/us6000m0xl/executive

#EarthquakeReport for M 7.5 #Earthquake offshore of #Japan

@USGS_Quakes ground failure models suggest moderate chance for triggered landslides % high likelihood for induced liquefaction

2018 report has tectonic background https://earthjay.com/?p=7719

https://earthquake.usgs.gov/earthquakes/eventpage/us6000m0xl/executive

#EarthquakeReport for M 7.5 #Earthquake offshore of #Japan

Felt intensity MMI 6
@USGS_Quakes one pager suggest low casualties and modest damage

2018 report has tectonic background https://earthjay.com/?p=7719

https://earthquake.usgs.gov/earthquakes/eventpage/us6000m0xl/executive

#EarthquakeReport for #OTD in 2020 M 6.4 #Earthquake in #Croatia

right-lateral strike-slip earthquake
largest magnitude earthquake recorded on modern instruments in Croatia
@USGS_Quakes models show high chance for landslides/liquefaction

read report here
https://earthjay.com/?p=9667

#EarthquakeReport for M6.3 #Gempa #Earthquake in #PapuaNewGuinea

Compressional (reverse) earthquake mechanism
@USGS_Quakes model shows chance for earthquake induced liquefaction

Read earlier report for tectonic background https://earthjay.com/?p=7193

https://earthquake.usgs.gov/earthquakes/eventpage/at00s6hpbe/executive

#EarthquakeReport for #OTD in 2018 M 7.0 #Lindol #Earthquake offshore of the #Philippines

possibly along megathrust subduction zone fault but maybe intraplate within Philippine Sea plate
historical analogues
generated a #Tsunami

read report here
https://earthjay.com/?p=8086

#EarthquakeReport #TsunamiReport for #OTD in 2004 M 9.15 ##Gempa #Earthquake offshore of #Sumatra #Indonesia

led to almost 1/4 million fatalities, most from the #Tsunami
we learned much from this so we can prevent future suffering

read 2017 report here:
https://earthjay.com/?p=4674

#EarthquakeReport for #OTD in 2017 M 6.5 #Gempa #Earthquake offshore of #Java #Indonesia

strike-slip earthquake in subducting Australia plate

read report here
https://earthjay.com/?p=6602

#EarthquakeReport for #OTD in 2017 M 4.3 #Earthquake in northern #California

seismicity between main fault strands (San Andreas and Maacama) of the Pacific/North America plate boundary

learn about the San Andreas fault system in report:
https://earthjay.com/?p=6593

#EarthquakeReport for #OTD in 2018 M 6.5 #Earthquake offshore of northern #California

right-lateral strike-slip earthquake on Mendocino fault
felt by yours truly onshore

learn about the Mendocino triple junction:
https://earthjay.com/?p=4567
w/report update
https://earthjay.com/?p=4571

#EarthquakeReport #TsunamiReport for #OTD in 2016 M 7.8 #Earthquake in the #SolomonIslands

probably subduction megathrust interface event
tsunami plots from Stuart Weinstein

read report
https://earthjay.com/?p=4580

#EarthquakeReport #TsunamiReport for #OTD in 2018 M 7.5 #Earthquake offshore of #NewCaledonia #LoyaltyIslands

maybe related to 8/29/18 M7.1
extensional (normal) "outer rise" type earthquake
triggered M6.6 earthquake
generated modest tsunami

read report:
https://earthjay.com/?p=8036

#EarthquakeReport #TsunamiReport for M 7.4 #Lindol #Earthquake offshore of #Mindanao #Philippines

compressional (thrust) earthquake
generated tsunami
@USGS_Quakes models suggest high chance for liquefaction
triggered slip near interface (?)

report here:
https://earthjay.com/?p=11611

#EarthquakeReport for M7.6 #Lindol #Earthquake offshore of the #Philippines

generated ~10cm amplitude (20cm wave height) tsunami at Davao Tide Gage (which is in a somewhat sheltered location compared to epicenter so probably larger tsunami along coast)

https://earthquake.usgs.gov/earthquakes/eventpage/us7000lff4/executive

#EarthquakeReport for M7.6 #Lindol #Earthquake offshore of #Philippines

Pacific Tsunami Warning Center notification
Probably will generate tsunami in regions listed

2018 report has tectonic background information
https://earthjay.com/?p=8086

https://tsunami.gov/events/PHEB/2023/12/02/23336002/2/WEPA40/WEPA40.txt

#EarthquakeReport for M7.6 #Lindol #Earthquake offshore of #Philippines

High intensity, hopefully not much suffering
Reported intensity MMI 10
Probably will generate tsunami

2018 report has tectonic background information
https://earthjay.com/?p=8086

https://earthquake.usgs.gov/earthquakes/eventpage/at00s51n9y/executive

#EarthquakeReport for M7.6 #Lindol #Earthquake offshore of #Philippines

Earthquake mechanism suggests event is on megathrust subduction zone interface
Probably will generate tsunami

2018 report has tectonic background data
https://earthjay.com/?p=8086

https://earthquake.usgs.gov/earthquakes/eventpage/at00s51n9y/executive

#EarthquakeReport for M7.6 #Lindol #Earthquake offshore of #Philippines

@USGS_Quakes modeled intensity MMI 7
USGS model suggests widespread liquefaction
Probably will generate tsunami

2018 report has tectonic background data
https://earthjay.com/?p=8086

https://earthquake.usgs.gov/earthquakes/eventpage/at00s51n9y/executive

#EarthquakeReport for M7.6 #Lindol #Earthquake offshore of #Philippines

Widely felt
Reported intensity MMI 7 so far
Probably will generate tsunami

2018 report has tectonic background information
https://earthjay.com/?p=8086

https://earthquake.usgs.gov/earthquakes/eventpage/at00s51n9y/executive

#EarthquakeReport for #OTD in 2017 M 6.1 #Earthquake in #Iran

felt reports of shaking intensity up to MMI 7

learn about the regional and local tectonics in the report:
https://earthjay.com/?p=6733