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OFFICIAL · Infrastructure
1 source
Observed · Updated
76 km WSW of Karluk, Alaska
Location 57.249, -155.584. ARC Warning did not create the underlying report.
Official
U.S. Geological Survey
U.S. Geological Survey, Oct 16 2026The alert type is the category the source published. ARC Warning does not rename it and does not add an outcome the source did not publish.
Official means one official source published the record.
The label describes how the record was filed. It is not a statement about anyone's intent.
High, medium, and low are ARC Warning display labels for how the record was filed. They are not a forecast.
When the source published its own number, such as an earthquake magnitude, that number is the measurement. The display label does not replace it.
Stable URL: https://arcwarning.com/event/63178791-0690-4f1e-bb35-cb37dcec1fba
APA
ARC Warning. (2026). M 3.3 - 76 km WSW of Karluk, Alaska. https://arcwarning.com/event/63178791-0690-4f1e-bb35-cb37dcec1fba
MLA
"M 3.3 - 76 km WSW of Karluk, Alaska." ARC Warning, 2026-10-22, https://arcwarning.com/event/63178791-0690-4f1e-bb35-cb37dcec1fba.
Plain
M 3.3 - 76 km WSW of Karluk, Alaska. ARC Warning. https://arcwarning.com/event/63178791-0690-4f1e-bb35-cb37dcec1fba