Jason R. Patton @earthjay@qoto.org

#EarthquakeReport #EarthquakeToot for M 6.4 #Earthquake in Mendocino triple junction (Triangle of Doom) region

aftershocks suggest left-lateral strike-slip in Gorda plate

felt broadly, about 92%g in Ferndale

read more from last year's report
https://earthjay.com/?p=10125

https://earthquake.usgs.gov/earthquakes/eventpage/nc73821036/executive

hi res map here

https://earthjay.com/earthquakes/20221220_norcal/20221220_norcal_interpretation.jpg

#EarthquakeReport #EarthquakeToot for #OTD i n 2018 M7.0 #Earthquake in #Alaska

normal (extensional) earthquake in downgoing Pacific plate
felt broadly
caused significant ground failures

read report here:
https://earthjay.com/?p=8016

#EarthquakeReport #EarthquakeToot #TsunamiReport #TsunamiToot for 22 Nov '22 M7.0 #Earthquake offshore of #SolomonIslands

normal (extension) event in Australia plate
intensity MMI 8 felt
#Tsunami observed in #Honiara
seismic waves observed on DART Buoy 55023

read more in the report
https://earthjay.com/?p=10586

#EarthquakeReport #EarthquakeToot for M6.1 #Deprem #Earthquake in northern #Turkey

probably a right-lateral strike-slip earthquake along the North Anatolia fault system

strong shaking in the Düzce region, close to the 1999 M7.2 temblor

read more in the report here
https://earthjay.com/?p=10569

#EarthquakeReport #EarthquakeToot M6.1 #Deprem #Earthquake in #Turkey

@USGS_Quakes models suggest low chance for lots of triggered landslides and moderate chance for widespread induced liquefaction

Read more in report from 2020: earthjay.com/?p=9288

https://earthquake.usgs.gov/earthquakes/eventpage/us7000irp8/ground-failure/summary

#EarthquakeReport #EarthquakeToot M6.1 #Deprem #Earthquake in #Turkey

@USGS_Quakes PAGER alert suggests large number of casualties and lots of damage

Read more in report from 2020: earthjay.com/?p=9288

https://earthquake.usgs.gov/earthquakes/eventpage/us7000irp8/pager

#EarthquakeReport #EarthquakeToot for M6.1 #Deprem #Earthquake in #Turkey

@USGS_Quakes mechanism fits North Anatolia fault a right-lateral strike-slip system

Read more in report from 2020: https://earthjay.com/?p=9288

https://earthquake.usgs.gov/earthquakes/eventpage/us7000irp8/moment-tensor

#EarthquakeReport #EarthquakeToot M6.1 #Deprem #Earthquake in #Turkey

Looks like along North Anatolia fault, close to 12 November 1999 M7.2 event

Reported intensity of 8 so far and lots of people live here

Read more in report from 2020: https://earthjay.com/?p=9288

https://earthquake.usgs.gov/earthquakes/eventpage/us7000irp8/dyfi

#EarthquakeReport #EarthquakeToot #TsunamiReport #TsunamiToot for M7.0 #Earthquake offshore of #SolomonIslands

Australia plate extensional (normal) fault

small tsunami at Honiara tide gage

report forthcoming

Read more in 2017 report here
https://earthjay.com/?p=5182

https://earthquake.usgs.gov/earthquakes/eventpage/us7000irfb/dyfi/intensity

#EarthquakeReport #EarthquakeToot #TsunamiReport for M7.0 #Earthquake offshore of #SolomonIslands

appears to be a tsunami recorded on the Honiara tide gage https://webcritech.jrc.ec.europa.eu/SeaLevelsDb/Device/1695

also seismic waves recorded on DART buoy 55023 https://webcritech.jrc.ec.europa.eu/TAD_server/Device/2082

#EarthquakeReport #EarthquakeToot for M7.0 #Earthquake offshore of #SolomonIslands

#AftershockAlert for M6.0 earthquake nearby

Read more abt tectonics of this region in 2016 report: https://earthjay.com/?p=4580

https://earthquake.usgs.gov/earthquakes/eventpage/us7000irfm/executive

#EarthquakeReport #EarthquakeToot for M7.0 #Earthquake offshore of #SolomonIslands

@USGS_Quakes mechanism shows this to be in downgoing slab (probably?), not on meagthrust

Regional tectonics in 2017 report: earthjay.com/?p=5182

https://earthquake.usgs.gov/earthquakes/eventpage/us7000irfb/moment-tensor

#EarthquakeReport #EarthquakeToot for M7.0 #Earthquake offshore of #SolomonIslands

@USGS_Quakes models suggest modest chance for triggered landslides and high likelihood for induced liquefaction

Regional tectonics in 2017 report: earthjay.com/?p=5182

earthquake.usgs.gov/earthquakes/ev…

#EarthquakeReport #EarthquakeToot M7.0 #Earthquake offshore of #SolomonIslands

Appears to be on megathrust

Potential for #Tsunami

Read more in 2017 report here
https://earthjay.com/?p=5182

https://earthquake.usgs.gov/earthquakes/eventpage/us7000irfb/dyfi/intensity

#EarthquakeReport #EarthquakeToot for M5.6 #Gempa #Earthquake in #Java #Indonesia South of #Jakarta

Reports of intensity MMI 7
May be damage, appears shallow but depth currently set at default 10km

Read more from report for event in 2017
https://earthjay.com/?p=6602

https://earthquake.usgs.gov/earthquakes/eventpage/us7000ir9t/dyfi/intensity

#EarthquakeReport #TsunamiReport #EarthquakeToot #TsunamiToot for M 6.9 #Gempa #Earthquake offshore of #Sumatra #Indonesia

Cocos Isle gage updated due to twitter peer review from Harold Tobin thanks!

also added Bintuhan record

interp poster and plots updated in report here
https://earthjay.com/?p=10545

#EarthquakeReport #EarthquakeToot for M 6.9 #Gempa #Earthquake offshore of #Sumatra #Indonesia

probably slip along megathrust subduction zone where Chlieh modeled low seismogenic coupling https://doi.org/10.1029/2007JB004981

*in area absent of GPS/microatoll data

read more here:
https://earthjay.com/?p=10545

#EarthquakeReport #EarthquakeToot for M 6.9 #Gempa #Earthquake offshore of #Sumatra #Indonesia

appears to be a megathrust subduction zone fault earthquake

generated a small tsunami recorded on tide gages

read more here:
https://earthjay.com/?p=10545

#EarthquakeReport #EarthquakeToot for M6.9 #Gempa #Earthquake offshore of #Sumatra #Indonesia

Appears to be on the megathrust subduction zone fault

Read more about the regional tectonics here

https://earthjay.com/?p=5733

https://earthquake.usgs.gov/earthquakes/eventpage/us7000iqpn/executive

#EarthquakeReport #EarthquakeToot for #OTD in 2019

M7.1 #Gempa #Lindol #Earthquake offshore of #Halmahera #Indonesia

fascinating subduction dipping both east & west

generated modest #tsunami

read more: regional tectonics, seismic hazard/risk
https://earthjay.com/?p=9106