Jason R. Patton @earthjay@social.cleverlibre.org

#EarthquakeReport #TsunamiReport for #OTD 2022 M 7.3 #Earthquake near #Tonga

outer rise compressional (reverse or thrust) mechanism
generated small #Tsunami

report:
https://earthjay.com/?p=10493

#EarthquakeReport for #OTD in 2018 M 6.8 #Earthquake along the Mid Atlantic Ridge system

left-lateral strike-slip earthquake along the Jan Mayen transform fault system
historical analogues!

read report:
https://earthjay.com/?p=7972

#EarthquakeReport #TsunamiReport for M 7.1 #Gempa #Earthquake sequence in the #BandaSea

M6.7 foreshock to 7.1 both left-lateral strike-slip earthquakes in the Sunda block crust
triggered a M 6.7
both the 7.1 and triggered 6.7 caused tsunami

read report
https://earthjay.com/?p=11546

#EarthquakeReport for M7.1 #Gempa #Earthquake in the #BandaSea

M6.7 foreshock
Left-lateral strike-slip earthquakes

Read 2020 report for tectonic framework
https://earthjay.com/?p=9479

https://earthquake.usgs.gov/earthquakes/eventpage/us7000l9h4/executive

#EarthquakeReport for M6.7 followed by M7.0 #Gempa #Earthquake in the #BandaSea

Orig 1 M6.9 event
Both strike-slip mechanisms
Probably much deeper than 10km (?)

Same location as 2020 earthquake
https://earthjay.com/?p=9479

https://earthquake.usgs.gov/earthquakes/eventpage/us7000l9h4/executive

#EarthquakeReport for M6.9 #Gempa #Earthquake in the #BandaSea

Strike-slip mechanism (probably left-lateral ?)

If deeper than default 10km depth, in similar location as 2020 earthquake: https://earthjay.com/?p=9479

https://earthquake.usgs.gov/earthquakes/eventpage/us7000l9h2/executive

#EarthquakeReport for M6.9 #Gempa #Earthquake offshore in the #BandaSea

Probably intraslab earthquake within Australia plate

In almost same location as 2020 earthquake: https://earthjay.com/?p=9479

https://earthquake.usgs.gov/earthquakes/eventpage/us7000l9h2/executive

#EarthquakeReport for #OTD in 2017 M 6.5 #Earthquake in #PapuaNewGuinea

intermediate depth compressional (reverse or thrust) earthquake in a complicated area of different subducted slabs (plates)

read report https://earthjay.com/?p=5941

#EarthquakeReport for #OTD in 2016 M 4.1 #Earthquake in northern #California

right-lateral strike-slip mechanism
between #SanAndreas and #Maacama faults
near Branscomb mud volcanoes west of Laytonville

learn more here:
https://earthjay.com/?p=4469

#EarthquakeReport for #OTD in 2022 M 6.0 #Earthquake in the northeast Pacific Ocean

rare intraplate event with few analogies

view high resolution poster: https://earthjay.com/?p=10667

#EarthquakeReport for #OTD in 2020 M 7.0 #Earthquake

offshore of #Greece generated #Tsunami

read report https://earthjay.com/?p=9644

#EarthquakeReport for #OTD in 2016 M6.6 #Earthquake #Terremoto in #Italy

widely felt
spurred many tectonic studies

read reports:
https://earthjay.com/?p=4416
update: https://earthjay.com/?p=4427

#EarthquakeReport for #OTD in 2017 M 6.7 #Earthquake offshore of #LoyaltyIslands

compressional earthquake related to the southern New Hebrides subduction zone

read reports
https://earthjay.com/?p=5918
https://earthjay.com/?p=5956

#EarthquakeReport for M5.9 #Lindol #Earthquake in #Mindanao #Philippines

shallow crustal
strike-slip
probably left-lateral along the Philippines fault system

https://earthquake.usgs.gov/earthquakes/eventpage/us6000lgpg/executive

tectonic background & historical analogues
https://earthjay.com/?p=5255

#EarthquakeReport for M5.9 #Lindol #Earthquake in #Mindanao #Philippines

intensity report MMI5
crustal strike-slip
probably along Philippine fault system http://dx.doi.org/10.5772/56593

https://earthquake.usgs.gov/earthquakes/eventpage/us6000lgpg/executive

tectonic background & historical analogues
https://earthjay.com/?p=5255

#EarthquakeReport for #OTD in 1989 M6.9 #Earthquake in central #California

#LomaPrieta #WorldSeries temblor occurred along the #SanAndreas fault system
landslides & liquefaction
strong & widely felt ground shaking
many casualties :-(

extensive report:
https://earthjay.com/?p=8992

#EarthquakeReport for M4.8 #Earthquake near #Petrolia #california

left-lateral strike-slip (?) earthquake within the Gorda plate

https://earthquake.usgs.gov/earthquakes/eventpage/nc73947830/executive

read about regional tectonics here: https://earthjay.com/?p=10604

#EarthquakeReport for #OTD in 2016 M6.4 #Earthquake offshore of #NewBritain #PapuaNewGunea

intermediate depth normal (extensional) earthquake within (intraslab) the Solomon Sea plate

read more:
https://earthjay.com/?p=4346

#EarthquakeReport for #OTD in 2018 M7.0 #Earthquake in #NewBritain #PapuaNewGuinea

reverse (compressional) earthquake mechanism

learn more here:
https://earthjay.com/?p=7839

#EarthquakeReport for M 4.5 #Earthquake beneath #Washington

Shaking intensity up to MMI 5
Compressional earthquake mechanism suggests the event may be in North America plate

Learn more about the Cascadia subduction zone here: earthjay.com/?p=3640