for $OTD in 1964 M9.2 in

2nd largest eq recorded on modern instruments
generated coseismic (during the earthquake) vertical land motion
triggered a transpacific

read more earthjay.com/?p=3833

for in 2019 M 5.0 in

normal (extensional) oblique (strike-slip) earthquake mechanism
interesting location with historical analogue (1958 M 7.1)

learn more: earthjay.com/?p=8403

for M 6.9 in

oblique-normal (extensional and strike-slip)
strong shaking
chances for landslides and liquefaction

report with interpretive posters: earthjay.com/?p=11869

for M 6.9 in

earthquake.usgs.gov/earthquake

oblique normal (strike-slip with component of extension) near (though shallower) the location of M 7.0 on 2 April 2023

interpretive poster

2023 report here: earthjay.com/?p=10964

for in 2020 M 5.7 in

felt widely
normal (extensional) mechanism
associated with the Wasatch fault
@USGS_Quakes model suggests chance for liquefaction

learn more: earthjay.com/?p=9401

for in 2023 M 7.0 along the trench

outer rise normal (extensional) earthquake (not on subduction zone megathrust fault)
generated tsunami

learn more: earthjay.com/?p=10902

for in 2011 M 9.1 offshore of

megathrust subduction zone earthquake
generated transpacific
triggered landslides & induced liquefaction
strong shaking felt widely

learn interactively here: earthjay.com/?p=9773

for in 2017 M 6.3 in

reverse/thrust (compressional) earthquake mechanism
possibly (?) on megathrust subduction zone fault

learn more: earthjay.com/?p=5142

for in 2021 M7.3/7.4/8.1 along Kermadec trench

each earthquake generated as evidenced by tide gage data

learn more earthjay.com/?p=9955

for M6.7 offshore of

Possibly right-lateral strike-slip mechanism (?)
Analogy earthquake in 1987

Learn more from 2016 report:
earthjay.com/?p=3736

earthquake.usgs.gov/earthquake

Red circle = epicenter

for in 2010 M 8.8 offshore of

megathrust subduction zone earthquake
generated trans-Pacific
@USGS_Quakes models show chance for landslides/liquefaction

learn more earthjay.com/?p=5111

for in 2018 M 7.5 in

reverse (compressional) earthquake mechanism
associated (?) with Papuan Fold and Thrust Belt (PFTB)

learn more
earthjay.com/?p=7157
update
earthjay.com/?p=7193

for in 2022 M 6.1 in

right-lateral strike-slip earthquake
associated w/Sumatra fault
high intensity shaking felt widely
@USGS_Quakes models show probable landslide/liquefaction

learn more:
earthjay.com/?p=10146

for in 2021 M 7.7 offshore of the

thrust (compressional) earthquake mechanism
possibly on megathrust subduction zone fault
generated small

See poster here:
earthjay.com/?p=9988

for in 1971 M 6.7 in

UPDATED POSTER TODAY

many casualties :-(
led to many improvements :-)
the Alquist Priolo Act
@USGS_Quakes models suggested chance for landslides and liquefaction

learn more here
earthjay.com/?p=7092

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