QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgemsup899682
USGS iscgemsup899682
30 Dec 1944, 23:02
off the coast of Oregon
A magnitude 6.2 mw earthquake at 15 km depth.
Published location
Where is off the coast of Oregon?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
42.774000, -130.060000
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What the numbers mean
Magnitude measures event size; depth locates the source below the surface. Neither value alone establishes local damage or personal risk.
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Use local emergency authorities and the live USGS event page. This historical evidence page is not an alert service.
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Nearby events with a similar magnitude
Catalog fields and provenance
Event ID
iscgemsup899682
Coordinates
42.774, -130.06
Network
iscgemsup
Significance
599