M 3.4 Earthquake Near Brawley, California
Areazine synthesizes this USGS earthquake report directly from USGS's official public data feed. See our methodology for full source attribution and refresh cadence.
A magnitude 3.4 earthquake occurred 4 km west-southwest of Brawley, California, at a depth of about 12 km on June 28, 2026, at 4:29 AM UTC.
What this USGS earthquake report tells you, and what most readers miss
This notice was issued by USGS on May 10, 2026 and geographically references Southern California. Its severity classification of "low" signals how the issuing agency weighs the risk of harm if no action is taken - "critical" and "high" tier alerts typically carry direct consumer actions, while "medium" and "low" tend toward informational guidance or monitoring advisories. The category it belongs to - Earthquakes - determines the monitoring protocol behind it, which shapes what follow-up action (checking for structural damage, watching for aftershocks, reviewing local building codes) is relevant and which agency holds authority over the assessment.
Most readers skim a notice like this, check whether they are personally affected, and move on. The more useful lens is to verify its scope, source, and timestamp, then compare related notices without assuming that one record proves a broader trend.
Areazine pairs this record with the original agency URL so you can check the primary source before acting. Its related labels are earthquake, seismic, usgs, Southern California.
What Happened
A magnitude 3.4 ml earthquake struck 4 km WSW of Brawley, California, at a depth of approximately 12 km. The event occurred on June 28, 2026, at 4:29 AM UTC.
Location Details
The earthquake was located at coordinates 32.96° N, 115.57° W, near Brawley in Southern California. At a depth of 12 km, this is considered a shallow earthquake, which typically means it may produce more noticeable shaking in nearby areas compared to deeper events.
Impact Assessment
There have been no felt reports for this earthquake. No tsunami advisory has been issued, and no alert level is associated with this event.
What You Should Know
This minor earthquake, with a magnitude of 3.4, is often felt but rarely causes damage. Aftershocks are possible following such events, so individuals in the area should follow general safety tips like securing furniture and knowing how to protect themselves during shaking.
Source
Information from the United States Geological Survey (USGS): https://earthquake.usgs.gov/earthquakes/eventpage/ci41461256
Original source: USGS Official Notice ↗
Related Earthquakes
All Earthquakes →Nationwide notices with similar length or severity timing 8
Two Areazine-derived peer sets for this USGS earthquake report: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.
Similar body length
Nearest notices by article body length (1,115 characters here).
Similar severity timing
Same severity (low) notices issued closest in time to May 10, 2026.
Frequently Asked Questions
Common questions about this USGS earthquake report.