Earthquake reference
51 km NNE of Chignik, Alaska
USGS recorded this 1.6 magnitude event near 51 km NNE of Chignik, Alaska at 2026-10-12T05:43:31.789000+00:00. The published hypocentral depth is 5 km and the review status is automatic. 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.
Key facts
- Magnitude
- 1.6
- Magnitude type
- ml
- Occurred at
- 2026-10-12T05:43:31.789000+00:00
- Updated at
- 2026-10-12T21:46:39.470000+00:00
- Review status
- automatic
- Event type
- earthquake
- Tsunami flag
- No
- Significance
- 39
- Network
- ak
- Latitude
- 56.717
- Longitude
- -158.045
- Depth (km)
- 5
- USGS event page
- https://earthquake.usgs.gov/earthquakes/eventpage/aka2026uezrgt
Upstream revision context
USGS event revision
This timeline contains versions captured by DataOfWorld; it is not a complete official revision archive.
| Updated | Status | Payload digest |
|---|---|---|
| 2026-10-12T21:46:39.470000+00:00 | automatic | 0e88c6f27df7 |
Associated event IDs: av94444683, aka2026uezrgt
Field-level provenance
Sources for this profile
Dates and licenses apply to the specific facts and series supplied by each source.
USGS Earthquake Hazards Program
- Applicable date
- 2026-10-12
- Dataset version
- f21d1cd57aee
- License
- United States public domain
- Attribution
- U.S. Geological Survey
DataOfWorld deterministic earthquake profile template
- Applicable date
- 2026-10-12
- Dataset version
- earthquake-profile-v1
- License
- Original DataOfWorld text
- Attribution
- DataOfWorld
Reference data can change. Verify consequential decisions against the original source.