#FieldPhotoFriday Many of our stations, like this one near Westmorland, are spaced throughout the state's deserts and serve a vital role collecting data in our more swarm prone regions! This station contributed heavily to the recent Brawley swarm which produced hundreds of events
ShakeAlert EEW System public safety information, news, and updates. ShakeAlert contributes to a Hazard Ready Nation (HRN). Posts & "likes" are not endorsements.
Joined August 2018
- Replying to @USGS_ShakeAlertWe hope everyone is safe! Did you know that anyone in CA, OR, & WA can have the power of ShakeAlert Earthquake Early Warning in the palm of their hand? Remember to Drop, Cover, and Hold On if you feel shaking or get an alert. Learn more how to be ShakeAlert Ready here:
- Replying to @USGS_ShakeAlertUpdate: the magnitude for this earthquake has been updated to magnitude 5.1.
- Replying to @USGS_ShakeAlertSince the ShakeAlert system estimated this quake at magnitude 4.5 or greater alerts were delivered to cell phones or other devices by our Alert Delivery Partners in California through cell phone operating systems and mobile apps. Did you receive an alert? Please share a
- Good morning Redwood Coast, California. The ShakeAlert Earthquake Early Warning system was activated for a magnitude 4.8 earthquake about 40 miles west of Petrolia at 5:45 am. Learn more about this earthquake: earthquake.usgs.gov/earthquakes/ev… @OregonOEM @Cal_OES @USGS_Quakes
- Replying to @USGS_ShakeAlertWe know that feeling the ground shake can be unsettling. The USGS earthquakes team is here with you 24/7 🏪 getting information out so you can stay safe. We’re in this together 🤝. Be safe everyone! Learn how to Be ShakeAlert Ready: usgs.gov/FAQ/BeShakeAle… 📷Image with
- Good morning Redwood Coast, California and Southern Oregon. The ShakeAlert Earthquake Early Warning system was activated for a magnitude 5.7 earthquake about 100 miles southwest of Pistol River, Oregon at 3:53 am. Learn more about this earthquake: earthquake.usgs.gov/earthquakes/ev…
- "About a year after Natalia Ruppert arrived in Fairbanks she was playing volleyball when the gymnasium around her began to shake. Everyone else knew what was going on—Alaska is the most seismologically active state in the country, after all—but it was new to the young PhDThe head of a national seismology program thinks she can catch the big one right as it starts. na2.hubs.ly/H05QnMB0
- USGS ShakeAlert reposted#FieldPhotoFriday Station maintenance is rarely just one task. During a recent visit to this site, our crew cleared weeds, replaced a sensor, and identified an additional problem to address on a future trip. Keeping the network healthy and crucially @USGS_ShakeAlert ready takes
- Emergency managers rely on fast, reliable information during earthquakes. The USGS is helping them train with the tools used during real events. At the 2026 California Emergency Services Association (CESA) Conference in San Diego, the USGS ShakeAlert Team previewed the new
- USGS ShakeAlert reposted#FieldPhotoFriday from Hungry Valley, CA! After some serious digging at this site, our team swapped out worn batteries and updated the equipment to keep this station running smoothly. As part of the #ShakeAlert EEW System, it helps keep 50+ million people on the West Coast safe!
- Learn more about the temporary increase in earthquake activity near Brawley, CA - known as a seismic swarm. The USGS assesses that the earthquake caused no-to-light damage from shaking. Approximately 180 thousand people experienced Light (MMI IV) to Strong (MMI VI) shaking. The
- Replying to @USGS_ShakeAlertUpdate: The magnitude for this event has been revised to M4.7.

























