Jason R. Patton @earthjay@qoto.org

#EarthquakeReport for M 6.0 #Earthquake offshore of #Oregon

right-lateral strike-slip earthquake mechanism
along the Blanco transform fault, plate boundary between the Pacific and Juan de Fuca plates

tectonic background in '19 report https://earthjay.com/?p=8935

#EarthquakeReport for M 4.4 #Earthquake in #Petrolia #California

right-lateral (?) strike-slip fault earthquake sequence
in region of 1991 Honeydew Earthquake

report here: https://earthjay.com/?p=12091

#EarthquakeReport for M4.4 #Earthquake in #Petrolia #California

right-lateral strike-slip earthquake
associated with 1991 Honeydew earthquake (?)
interpretive poster
report forthcoming

https://earthquake.usgs.gov/earthquakes/eventpage/nc75077996/executive

more in 2021 report: https://earthjay.com/?p=10125

upon a night of reflection (getting over a cold so not thinking clearly) and the relocations, these appear to NOT be on the Mendocino fault. but probably along a north-south oriented right-lateral strike-slip fault in the North America plate.

#EarthquakeReport for M 4.4 #Earthquake near #Petrolia #California #USA

5 earthquakes M 3.6, 4.1, 4.4, 4.1, 2.6
right-lateral strike-slip earthquake mechanism
likely along subducted Mendocino fault beneath North America

tectonic background in '21 report https://earthjay.com/?p=10125

#EarthquakeReport for M 6.5 #Earthquake offshore of #HaidaGwaii #Canada

Strike-slip earthquake mechanism
Felt onshore shaking intensity MMI 5

Tectonic setting in '18 report https://earthjay.com/?p=7888

https://earthquake.usgs.gov/earthquakes/eventpage/us7000ne51/executive

#EarthquakeReport for M4.7 #Earthquake near #Malibu southern #California

left-lateral (?) strike-slip earthquake mechanism
widely felt with reported shaking intensity MMI 5 (so far)

https://earthquake.usgs.gov/earthquakes/eventpage/ci40731623/executive

tectonic background in 2018 report https://earthjay.com/?p=7311

#EarthquakeReport for M7.0 #Earthquake offshore of #Kamchatka #Russia

@USGS_Quakes models show chance for triggered landslides and induced liquefaction
comparison between modeled shaking intensity and observations of intensity

report here:
https://earthjay.com/?p=12053