M 3.0 Earthquake Near Happy Valley, Alaska

Source: USGS · 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 magnitude 3.0 earthquake struck 50 km west-northwest of Happy Valley, Alaska, at a depth of 98.3 km on June 28, 2026, at 12:46:15 UTC.

What this USGS earthquake report tells you, and what most readers miss

This notice was issued by USGS on April 29, 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 magnitude 3.0 ml earthquake occurred on June 28, 2026, at 12:46:15 UTC, located 50 km WNW of Happy Valley, Alaska. The event took place at a depth of 98.3 km.

Location Details

The earthquake was centered at coordinates 60.073 latitude and -152.607 longitude, approximately 50 km WNW of Happy Valley in Alaska. With a depth of 98.3 km, this is considered a deep earthquake (greater than 70 km), which typically occurs in the Earth's lower crust or upper mantle and may result in less intense surface shaking compared to shallower events.

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

This minor earthquake, with a magnitude of 3.0, is often felt but rarely causes damage. It is possible for aftershocks to occur following such events, though no specific details are available. For safety, individuals in the area should follow general earthquake preparedness tips, such as securing heavy objects and knowing how to drop, cover, and hold on during shaking.

Source

This information is from the USGS. For more details, visit: https://earthquake.usgs.gov/earthquakes/eventpage/aka2026ijubyw

Original source: USGS Official Notice ↗

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Two Areazine-derived peer sets for this USGS earthquake report: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.

Frequently Asked Questions

Common questions about this USGS earthquake report.

What is this USGS earthquake report about?
A magnitude 3.0 earthquake struck 50 km west-northwest of Happy Valley, Alaska, at a depth of 98.3 km on June 28, 2026, at 12:46:15 UTC.
Which agency issued this alert?
This alert was issued by USGS. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "low" severity. No immediate action required, but stay aware.
What area is affected?
This alert affects Alaska. Check with USGS for the most current geographic scope.
Where can I find more Earthquakes updates?
Browse the full Earthquakes feed on Areazine at areazine.com/earthquakes/ for the latest updates from USGS and other agencies.