M 3.2 Earthquake Strikes 6 km NW of The Geysers, California
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A minor 3.15 magnitude earthquake occurred near The Geysers, California, on March 11, 2026. The shallow event was recorded at a depth of 2.99 km and reported felt by several residents.
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 Northern 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, California.
What Happened
A minor earthquake with a magnitude of 3.15 ml was recorded on March 11, 2026, at 06:44:47 UTC. The event was centered 6 km northwest of The Geysers, California, according to data from the U.S. Geological Survey (USGS).
Location Details
The earthquake's epicenter was located at coordinates 38.821°N and 122.801°W. The seismic activity originated at a depth of 2.99 km. This is classified as a shallow earthquake, as it occurred well within the upper 20 km of the Earth's crust. Shallow earthquakes are often more noticeable to those directly above the epicenter than deeper events of similar magnitude.
Impact Assessment
At the time of reporting, the USGS "Did You Feel It?" service has received 6 felt reports from the surrounding area. There is no tsunami advisory, watch, or warning in effect for this event. No specific alert level color has been assigned to this routine seismic activity.
What You Should Know
This event is categorized as a minor earthquake. Seismic events with magnitudes between 2.5 and 3.9 are commonly felt by people in the immediate vicinity but rarely cause structural damage. Residents in the region should remain aware of the possibility of minor aftershocks, which are common following such events.
Source
Information and data for this report were provided by the USGS Earthquake Hazards Program.
Original source: USGS Official Notice ↗
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