M 3.3 Earthquake Occurs 78 km SSE of False Pass, Alaska
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 minor earthquake with a magnitude of 3.3 struck 78 km SSE of False Pass, Alaska, at a depth of 10 km on June 15, 2026, at 04:30:46 UTC.
What this USGS earthquake report tells you, and what most readers miss
This notice was issued by USGS on April 10, 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 read it as a data point about the issuing system: how quickly USGS detected the hazard, how precise the geographic or product-identifier scope is, and whether similar notices have clustered in the same category or region in the last 90 days. Cluster patterns frequently precede a broader regulatory action, a single localized USGS earthquake report is isolated; three of them within a quarter often indicate a supply-chain, infrastructure, or seasonal driver that will keep producing notices until something structural changes.
For decision-making, Areazine pairs each alert with the original agency URL, the full agency name, and a timestamp so you can verify the notice against the primary source before acting on it. Tags on this item (earthquake, seismic, usgs, Alaska) map to related alerts in the same area of risk - browsing them together gives a clearer picture than any single notice alone, because the shape of an ongoing issue only becomes visible across multiple sequential alerts.
What Happened
A minor earthquake with a magnitude of 3.3 ml occurred on June 15, 2026, at 04:30:46 UTC. The event took place 78 km SSE of False Pass, Alaska, at a depth of 10 km.
Location Details
The earthquake was centered at coordinates 54.179 latitude and -163.0453 longitude, approximately 78 km SSE of False Pass in Alaska. At a shallow depth of 10 km, such earthquakes are more likely to be felt near the epicenter compared to deeper ones.
Impact Assessment
No felt reports were available for this event. There was no tsunami advisory issued, as indicated by the data.
What You Should Know
Earthquakes of this magnitude are often felt but rarely cause damage. It is possible for aftershocks to occur, and general safety tips include staying indoors during shaking and preparing an emergency kit.
Source
This information is from the USGS. For more details, visit: https://earthquake.usgs.gov/earthquakes/eventpage/us6000snuk
Original source: USGS Official Notice ↗
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