M 3.0 Earthquake Recorded 21 km East of Dilley, Texas
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A minor magnitude 3.0 earthquake occurred Tuesday morning near Dilley, Texas. The shallow tremor was recorded at a depth of approximately 8.1 kilometers.
What this USGS earthquake report tells you, and what most readers miss
This notice was issued by USGS on April 6, 2026 and geographically references Southern Texas. 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, Texas.
What Happened
A minor earthquake with a magnitude of 3.0 ml occurred on March 3, 2026, at 08:25:51 UTC. The seismic event was centered approximately 21 kilometers (13 miles) east of Dilley, Texas. According to the U.S. Geological Survey (USGS), the earthquake originated at a shallow depth of 8.14 kilometers.
Location Details
The epicenter was located at coordinates 28.661°N and 98.947°W. In geological terms, this event is classified as a shallow earthquake, as it occurred at a depth of less than 20 kilometers. Shallow earthquakes are typically more likely to be felt by those on the surface compared to deeper seismic events of the same magnitude.
Impact Assessment
At the time of reporting, there are no felt reports associated with this event in the USGS database. There is no tsunami advisory, watch, or warning in effect. No alert level color has been assigned to this event, and there are no reports of damage or injuries in the surrounding area.
What You Should Know
Earthquakes with magnitudes between 2.5 and 3.9 are categorized as "minor." These events are routine geological occurrences that are often felt by people near the epicenter but rarely cause any structural damage. While aftershocks are a possibility following seismic activity, they are generally smaller than the initial event.
Source
Information for this report was provided by the USGS Earthquake Hazards Program.
Original source: USGS Official Notice ↗
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