M 3.3 Earthquake Recorded Near Clam Gulch, Alaska
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A minor magnitude 3.3 earthquake occurred early Thursday morning near Clam Gulch, Alaska, at a depth of 70.4 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 Alaska. 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, Alaska.
What Happened
A minor earthquake with a magnitude of 3.3 ml occurred on February 12, 2026, at 12:32 UTC (3:32 AM AKST). The seismic event was centered approximately 14 kilometers south of Clam Gulch, Alaska.
Location Details
The earthquake was located at coordinates 60.107°N and 151.344°W. According to the U.S. Geological Survey (USGS), the event occurred at a depth of 70.4 kilometers. Earthquakes at this depth, exceeding 70 kilometers, are classified as deep seismic events, which typically result in less intense shaking at the surface compared to shallower quakes of the same magnitude.
Impact Assessment
There is no tsunami advisory, watch, or warning in effect following this event. The Modified Mercalli Intensity (MMI) was recorded at 2.445, indicating very light shaking. No felt reports have been officially submitted to the USGS at this time, and there are no reports of damage or injuries associated with this routine seismic activity.
What You Should Know
Earthquakes with magnitudes between 2.5 and 3.9 are classified as minor. While they are often felt by people near the epicenter, they rarely cause structural damage. Residents in the region are encouraged to remain prepared for routine seismic activity, as Alaska is one of the most seismically active regions in the world.
Source
Information provided by the USGS Earthquake Hazards Program.
Original source: USGS Official Notice ↗
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