Jason R. Patton @earthjay@qoto.org

#EarthquakeReport for M4.9 #Sismo #Terremoto #Earthquake en #Mexico

Normal (extension) earthquake mechanism

Learn about the southern Pacific-North America plate boundary in 2018 report
https://earthjay.com/?p=6962

https://earthquake.usgs.gov/earthquakes/eventpage/ci40746912/executive

#EarthquakeReport #EruptionReport for #OTD in 2018 M6.9 #Earthquake in #Hawaii

part of #Kïlauea #Volcano eruption event
generated #Tsunami
@USGS_Quakes models show chance of earthquake triggered #Landslides

learn more https://earthjay.com/?p=7350

#EarthquakeReport for #OTD in 2020 M6.5 #Earthquake offshore of #Crete

reported shaking intensity MMI5
generated #Tsunami

learn more https://earthjay.com/?p=9493

#EarthquakeReport for #OTD in 2017 M6.2 & M6.3 #Earthquake couplet in #BritishColumbia

right-lateral strike-slip (side by side motion, like the San Andreas fault) earthquake associated with the Denali/Chatham Strait fault system

learn more https://earthjay.com/?p=5345

#EarthquakeReport for #OTD in 1992 M7.2 Cape Mendocino #Earthquake in #Humboldt County #California

take a mythical journey with a student following the earthquake as they made discoveries https://storymaps.arcgis.com/stories/695f0487e6764718bb36ca05d1bb7404

learn from @CalConservation @CAGeoSurvey https://www.conservation.ca.gov/cgs/earthquakes/cape-mendocino

#EarthquakeReport for #OTD in 1992 M7.2 #Earthquake in #HumboldtCounty #California

I was there
triggered 2 M6+ eqs
generated tsunami, led to the National Tsunami Hazard Mitigation Program
landslides and liquefaction

learn more: https://earthjay.com/?p=5233
& https://earthquake.cascadiageo.org/?page_id=130

#EarthquakeReport for #OTD in 2023 M7.2 #Earthquake along the Kermadec subduction zone (convergent plate boundary fault system)

generated modest #Tsunami
felt strongly on Raoul Island MMI 7 intensity!

learn more
https://earthjay.com/?p=11021

#EarthquakeReport for #OTD in 2023 M7.1 #Gempa #Earthquake offshore of #Sumatra #Indonesia

felt widely
@usgs_earthquakes models show high chance for liquefaction and moderate chance for landslides

learn more:
https://earthjay.com/?p=11040

#EarthquakeReport for M6.0 & M6.1 #Earthquake in #Taiwan

3rd and 4th largest aftershocks following 2 April '24 M 7.4
@USGS_Quakes model for M6.0 (onshore) suggests high chance for #Liquefaction

original report here:
https://earthjay.com/?p=11904

#EarthquakeReport for M4.3 #Earthquake in southern #California

Strike-slip earthquake mechanism
Doesn't look like it's associated with a mapped fault

Learn more from 2016 report https://earthjay.com/?p=3758

https://earthquake.usgs.gov/earthquakes/eventpage/ci40549375/executive

#EarthquakeReport for #OTD in 1906 M7.8 #Earthquake in #California

right-lateral strike-slip earthquake on the San Andreas fault
generated modest #Tsunami in #SanFrancisco Bay

learn more here:
https://earthjay.com/?p=8428

@firefly apologies, i have not gotten to write this up (yet). i plan on this. but have been super busy :-)

#EarthquakeReport for M4.8 #Earthquake on the east coast of the USA

Oblique reverse (compressional) earthquake mechanism
Felt widely

Learn more abt the difference between east coast & west coast earthquakes here: https://earthjay.com/?p=5970

https://earthquake.usgs.gov/earthquakes/eventpage/us7000ma74/executive

#EarthquakeReport for the M7.4 #Earthquake in #Taiwan

updated poster and tide gage plot
also intensity and ground failure interpretive figures

learn more here: https://earthjay.com/?p=11904

#EarthquakeReport for M 7.4 #Earthquake in #Taiwan

reverse mechanism
possibly slip on an east dipping fault (?)
strong ground shaking felt widely
landslides & liquefaction
modest local #Tsunami

updated poster & report here: https://earthjay.com/?p=11904

#EarthquakeReport for M7.4 & M6.5 #Earthquake in #Taiwan

sadly people are injured and worse

Reverse (Compressional) mechanism
Strong ground shaking
Interpretive Poster

Learn about regional tectonics from 2022 report: https://earthjay.com/?p=10450

https://earthquake.usgs.gov/earthquakes/eventpage/at00sbcakx/executive

#EarthquakeReport for M7.4 #Earthquake in #Taiwan

small sized #Tsunami recorded at Ishigakajima to the east of Taiwan

Learn about regional tectonics from 2022 report: https://earthjay.com/?p=10450

https://earthquake.usgs.gov/earthquakes/eventpage/at00sbcakx/executive

#EarthquakeReport for M7.4 & M6.5 #Earthquake in #Taiwan

Major aftershock is shallower and maybe more damaging (?) based on @USGS_Quakes PAGER alert

Learn about regional tectonics from 2022 report:
https://earthjay.com/?p=10450
7.4
https://earthquake.usgs.gov/earthquakes/eventpage/at00sbcakx/executive
6.5
https://earthquake.usgs.gov/earthquakes/eventpage/us7000m9gc/executive

#EarthquakeReport for M7.4 #Earthquake in #Taiwan

Reverse (Compressional) mechanism
Strong ground shaking

Learn about regional tectonics from 2022 report:
https://earthjay.com/?p=10450

https://earthquake.usgs.gov/earthquakes/eventpage/at00sbcakx/executive