QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/us60003r2r
USGS us60003r2r
23 May 2019, 09:45
127 km WSW of Adak, Alaska
A magnitude 6 mww earthquake at 30 km depth.
Published location
Where is 127 km WSW of Adak, Alaska?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
51.307800, -178.238700
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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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Catalog fields and provenance
Event ID
us60003r2r
Coordinates
51.3078, -178.2387
Network
us
Significance
556