Earthquake reference

274 km ESE of Attu Station, Alaska

USGS recorded this 3.1 magnitude event near 274 km ESE of Attu Station, Alaska at 2026-09-19T14:20:02.135000+00:00. The published hypocentral depth is 31.583 km and the review status is reviewed. Event parameters can be revised as additional observations are processed. Nearby airports and postal locations on this page are calculated spatial references only; they do not establish administrative jurisdiction, damage, causation or future risk. This record is not an earthquake forecast or emergency alert.

351Same Day Events
213.0Nearest Airport Distance Km
5Same Day Events Count
5Similar Magnitude Events Count
5Nearest Airports Count
5Nearest Postal Codes Count

Key facts

Magnitude
3.1
Magnitude type
ml
Occurred at
2026-09-19T14:20:02.135000+00:00
Updated at
2026-10-14T20:52:48.040000+00:00
Review status
reviewed
Event type
earthquake
Tsunami flag
No
Significance
148
Network
us
Latitude
51.5629
Longitude
176.6109
Depth (km)
31.583
USGS event page
https://earthquake.usgs.gov/earthquakes/eventpage/us6000ty92

Upstream revision context

USGS event revision

This timeline contains versions captured by DataOfWorld; it is not a complete official revision archive.

UpdatedStatusPayload digest
2026-10-14T20:52:48.040000+00:00reviewed19e3c057f1a9

Associated event IDs: aka2026spekcp, us6000ty92

Field-level provenance

Sources for this profile

Dates and licenses apply to the specific facts and series supplied by each source.

Reference data can change. Verify consequential decisions against the original source.