M 3.0 Earthquake Hits 120 km NNW of Chignik Lake, 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 occurred 120 km north-northwest of Chignik Lake, Alaska, at a depth of 152.9 km on June 28, 2026, at 5:29 a.m. UTC.
What this USGS earthquake report tells you, and what most readers miss
This notice was issued by USGS on April 24, 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.
Earthquake Report
What Happened
An earthquake with a magnitude of 3.0 ml struck 120 km NNW of Chignik Lake, Alaska, at a depth of 152.9 km. The event occurred on June 28, 2026, at 5:29 a.m. UTC.
Location Details
The earthquake was centered at coordinates 57.235 latitude and -159.611 longitude, relative to Chignik Lake in Alaska. With a depth of 152.9 km, this is considered a deep earthquake (greater than 70 km), which typically occurs in the lower crust or upper mantle and may result in less surface shaking.
Impact Assessment
There were no felt reports for this earthquake, and no tsunami advisory was 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, and general safety tips include securing heavy items at home and following local emergency guidelines.
Source
Data from USGS: https://earthquake.usgs.gov/earthquakes/eventpage/aka2026iaeeag
Original source: USGS Official Notice ↗
Related Earthquakes
All Earthquakes →Nationwide notices with similar length or severity timing 8
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.
Similar body length
Nearest notices by article body length (1,070 characters here).
Similar severity timing
Same severity (low) notices issued closest in time to April 24, 2026.
Frequently Asked Questions
Common questions about this USGS earthquake report.