Brendan Crowell (@bwcphd) 's Twitter Profile
Brendan Crowell

@bwcphd

Assistant Professor at @osuearthscience dabbling in geodesy and seismology. @Scripps_Ocean and @GeorgiaTech grad. Formerly at @PNSN1

ID: 783817357877612545

linkhttps://www.seismogeodesy.com/ calendar_today05-10-2016 23:53:15

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Brendan Crowell (@bwcphd) 's Twitter Profile Photo

#geodesy folks, check out this faculty position at The Ohio State University School of Earth Sciences at the Associate or Full level. Fairly open to all fields of geodesy. osu.wd1.myworkdayjobs.com/OSUCareers/job…

Yu-Sheng Sun (@yusheng_sun) 's Twitter Profile Photo

We publish a paper‼️ 🌊 The 2020 Samos earthquake in the Aegean Sea caused a tsunami, and 🧐 scientists have studied it with joint source inversion of multi-type data, and tsunami modeling #tsunami #Earthquake academic.oup.com/gji/article/do…

Brendan Crowell (@bwcphd) 's Twitter Profile Photo

A very crude offset estimation for International GNSS Service (IGS) station TWTF for the M7.4 earthquake in Taiwan. Due to the timing of the event, only a few 30-s GNSS samples are available after the earthquake near the UTC day boundary. ~20 cm southward motion with ~10 cm subsidence

A very crude offset estimation for <a href="/IGSorg/">International GNSS Service (IGS)</a> station TWTF for the M7.4 earthquake in Taiwan. Due to the timing of the event, only a few 30-s GNSS samples are available after the earthquake near the UTC day boundary. ~20 cm southward motion with ~10 cm subsidence
USGS ShakeAlert (@usgs_shakealert) 's Twitter Profile Photo

Today #ShakeAlert #EEW gets a boost! It's even more ready to take on the biggest quakes. It now includes Global Navigation Satellite System (GNSS) sensors that detect Earth-surface movement via satellite. GNSS includes the well-known US-based Global Positioning System (GPS).USGS

EarthScope Consortium (@earthscope_sci) 's Twitter Profile Photo

GPS stations are now part of the USGS ShakeAlert Earthquake Early Warning System network. GPS stations augment seismometers, significantly improving the system’s ability to accurately detect the largest earthquakes. Read more ⬇️ loom.ly/b70yS-Y

Brendan Crowell (@bwcphd) 's Twitter Profile Photo

In light of the news adding GNSS to USGS ShakeAlert, I wanted to reshare the following video of the expected performance of GFAST for the Tohoku earthquake. If a similar event occurred in Cascadia, this gives you a sense of the performance youtu.be/ZHZpUpTJRu8?si…

The National Desk (@tnd) 's Twitter Profile Photo

West Coast residents can now benefit from satellite data in their earthquake early warning system. USGS ShakeAlert is now leveraging GPS data, the USGS announced this week. thenationaldesk.com/news/americas-…

Brendan Crowell (@bwcphd) 's Twitter Profile Photo

The M5.2 in Lamont, California this morning was recorded nicely on 5-Hz GNSS site WGPP, roughly 15 km SE of the epicenter. Shown are the velocity observations computed from time-differenced carrier phase observations. Peak ~ 15 cm/s EarthScope Consortium

The M5.2 in Lamont, California this morning was recorded nicely on 5-Hz GNSS site WGPP, roughly 15 km SE of the epicenter. Shown are the velocity observations computed from time-differenced carrier phase observations. Peak ~ 15 cm/s <a href="/EarthScope_sci/">EarthScope Consortium</a>
Brendan Crowell (@bwcphd) 's Twitter Profile Photo

Excellent GNSS recordings in real-time for todays M7 earthquake offshore Petrolia. Peak displacement was just above 40 cm for P157. Solutions from CWU PANGA EarthScope Consortium

Excellent GNSS recordings in real-time for todays M7 earthquake offshore Petrolia. Peak displacement was just above 40 cm for P157. Solutions from CWU PANGA <a href="/EarthScope_sci/">EarthScope Consortium</a>
Brendan Crowell (@bwcphd) 's Twitter Profile Photo

Upwards of 60 cm of peak motion recorded in Port Villa, Vanuatu during today's M7.3 earthquake. Subsidence of around 10 cm. Real-time GNSS solutions from CWU. International GNSS Service (IGS)

Upwards of 60 cm of peak motion recorded in Port Villa, Vanuatu during today's M7.3 earthquake. Subsidence of around 10 cm. Real-time GNSS solutions from CWU. <a href="/IGSorg/">International GNSS Service (IGS)</a>
Brendan Crowell (@bwcphd) 's Twitter Profile Photo

The surface wave from the M7.6 Cayman Islands earthquake was recorded well on GNSS station SSIA in El Salvador, 840 km away. Peak motion of almost 7 cm. EarthScope Consortium

The surface wave from the M7.6 Cayman Islands earthquake was recorded well on GNSS station SSIA in El Salvador, 840 km away. Peak motion of almost 7 cm.
<a href="/EarthScope_sci/">EarthScope Consortium</a>
Brendan Crowell (@bwcphd) 's Twitter Profile Photo

Peak displacement of 20 cm recorded on International GNSS Service (IGS) GNSS station CUUT in Bangkok today from the devastating M7.7 earthquake near Mandalay, 1000 km from the source.

Peak displacement of 20 cm recorded on <a href="/IGSorg/">International GNSS Service (IGS)</a> GNSS station CUUT in Bangkok today from the devastating M7.7 earthquake near Mandalay, 1000 km from the source.
International Affairs at Ohio State (@osuglobal) 's Twitter Profile Photo

An assistant professor in The Ohio State University School of Earth Sciences Arts and Sciences, Brendan Crowell was awarded a 2025-26 The Fulbright Program U.S. Specialist grant to EPNEcuador in Quito, Ecuador to improve early warning for tsunami hazards for residents in the Ecuador subduction zone. #Fulbright oia.osu.edu/news/2025/04/1…

An assistant professor in <a href="/osuearthscience/">The Ohio State University School of Earth Sciences</a> <a href="/ASCatOSU/">Arts and Sciences</a>, <a href="/bwcphd/">Brendan Crowell</a> was awarded a 2025-26 <a href="/FulbrightPrgrm/">The Fulbright Program</a> U.S. Specialist grant to <a href="/EPNEcuador/">EPNEcuador</a> in Quito, Ecuador to improve early warning for tsunami hazards for residents in the Ecuador subduction zone. #Fulbright oia.osu.edu/news/2025/04/1…
The Ohio State University School of Earth Sciences (@osuearthscience) 's Twitter Profile Photo

🎉 Congratulations to Professor Melisa Diaz on being named a 2025–2027 CIFAR Azrieli Global Scholar! 🌍 She's one of just 12 early-career researchers worldwide recognized for her bold, interdisciplinary work. 👏 cifar.ca bit.ly/4mKyUM7

🎉 Congratulations to Professor Melisa Diaz on being named a 2025–2027 CIFAR Azrieli Global Scholar! 🌍
She's one of just 12 early-career researchers worldwide recognized for her bold, interdisciplinary work. 👏
<a href="/cifar/">cifar</a>.ca bit.ly/4mKyUM7