M 3.1 Earthquake Recorded 94 km Southwest of Tanana, Alaska
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A minor 3.1 magnitude earthquake occurred at a shallow depth of 2.4 kilometers near Tanana, Alaska, on Tuesday morning.
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 3.1 ml occurred on Tuesday, February 17, 2026, at 13:32 UTC (4:32 AM local time). The seismic event was centered approximately 94 kilometers (58 miles) southwest of Tanana, Alaska.
Location Details
The earthquake's epicenter was recorded at coordinates 64.579°N and 153.521°W. The event occurred at a very shallow depth of 2.4 kilometers. In seismology, events occurring at depths of less than 20 kilometers are considered shallow; these are often more noticeable to those nearby than deeper seismic activity.
Impact Assessment
According to data from the U.S. Geological Survey (USGS), there was no tsunami advisory, watch, or warning issued following the tremor. No felt reports have been submitted by the public at this time. Given the magnitude and the remote location of the epicenter, no damage or injuries are expected.
What You Should Know
Earthquakes with magnitudes between 2.5 and 3.9 are classified as minor. While these events are frequently recorded and sometimes felt by residents, they rarely cause damage to structures. Residents in seismic zones are reminded that aftershocks are possible following any earthquake, though 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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