M 5.2 Earthquake Strikes 162 km E of Atka, 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 5.2 earthquake occurred 162 km east of Atka, Alaska, at a depth of 40 km on May 22, 2026.
What this USGS earthquake report tells you, and what most readers miss
This notice was issued by USGS on May 22, 2026 and geographically references Alaska. Its severity classification of "medium" 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 M 5.2 mwp earthquake struck 162 km E of Atka, Alaska, on May 22, 2026, at 12:16 UTC. The event was recorded at coordinates 52.374°N, 171.832°W with a depth of 40 km.
Location Details
The earthquake was located 162 km east of Atka, Alaska, at latitude 52.374 and longitude -171.832. At 40 km depth, this is classified as an intermediate-depth event (20-70 km).
Impact Assessment
No felt reports were recorded. There was no tsunami advisory (tsunami flag: 0). The maximum estimated intensity (MMI) reached 4.3. No alert level was issued.
What You Should Know
Earthquakes of this magnitude can be felt over a wide area but typically cause little to no damage. Residents in the region should be prepared for possible aftershocks and follow standard earthquake safety procedures, such as dropping, covering, and holding on during shaking.
Source
Data provided by USGS. Event page
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 (971 characters here).
Similar severity timing
Same severity (medium) notices issued closest in time to May 22, 2026.
Frequently Asked Questions
Common questions about this USGS earthquake report.