USGS ShakeAlert

U.S. Department of the Interior

@USGS_ShakeAlert

ShakeAlert EEW System public safety information, news, and updates. ShakeAlert: for a Hazard Ready Nation (HRN). Posts & "likes" are not endorsements.

usgs.gov/shakealert Joined August 2018

145 Following 51K Followers 4K Posts

Latest posts 5

USGS ShakeAlert @USGS_ShakeAlert 1d

Good evening northeast Oregon! Did you feel the M 4.3 earthquake about 12 miles southeast of Joseph at 11:42 pm? The ShakeAlert Earthquake Early Warning system was activated.

Learn more about the quake here: earthquake.usgs.gov/earthquakes/ev…

@OregonOEM @UOHazardsLab @PNSN1 @FEMARegion10 @USGS_Quakes

📷ShakeMap from this earthquake.

USGS ShakeAlert @USGS_ShakeAlert 5d

Workshop starting soon in Safe Credit Union Convention Center Room B3 in Sacramento, CA

Waves Move You: Middle School Seismology with ShakeAlert!

ShakeAlert.org/Schools

📷Check out ShakeAlert sessions at the California Science Education Conference

0:25

USGS ShakeAlert @USGS_ShakeAlert 5d

Attending the 2026 California Science Education Conference in Sacramento? Did you know you’re in earthquake country? Learn how anyone can receive ShakeAlert earthquake early warning alerts on a cell phone in CA, OR, and WA:

usgs.gov/FAQ/BeShakeAle…

Thank you to all of our science educators for your hard work and dedication!

Visit the ShakeAlert team in Booth T1.

@Cal_OES @cascience @FEMARegion9 @BerkeleySeismo @ListosCA @CAGeoSurvey @NSTA @CaltechSeismo @UOHazardsLab @PNSN1

📷Learn how you can be powered by ShakeAlert earthquake early warning.

Promotional card with an image of a cell phone with a ShakeAlert earthquake early warning alert and instructions on how to receive alerts on a cell phone.

USGS ShakeAlert @USGS_ShakeAlert Nov 3

Good morning Southern California! Did you feel the magnitude 4.7 earthquake about 4 miles north of Delta, Baja California Mexico at 10:27 am? The ShakeAlert Earthquake Early Warning system was activated.

See: earthquake.usgs.gov/earthquakes/ev…

@ImperialCntyCA @SanDiegoCounty @Cal_OES @CAGeoSurvey @ListoSanDiego @ListosCA @FEMARegion9 @USGS_Quakes @CaltechSeismo

📷ShakeMap from this earthquake.

USGS ShakeAlert @USGS_ShakeAlert Oct 30

Are you ready for the shakes, bumps, and creaks in the night? (or anytime?)
ShakeAlert has 3 Halloween treats for everyone!

There are 3 ways to get ShakeAlert EEW alerts on your phone so everyone can be prepared - and never scared.

Access your goodie bag here:

usgs.gov/FAQ/BeShakeAle…

@UOHazardsLab @OregonOEM @waDNR @PNSN1 @Cal_OES @CaltechSeismo @FEMARegion10 @FEMARegion9 @npdcoalition @ListosCA @ReadyLA @ReadyLACounty @SF_emergency @USGS_Quakes

🎥 ShakeAlert is the treat that keeps on giving!