QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/us7000antd
USGS us7000antd
15 Jul 2020, 09:59
52 km WNW of Adak, Alaska
A magnitude 5.2 mww earthquake at 11.8 km depth.
Published location
Where is 52 km WNW 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.
51.979100, -177.376800
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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
us7000antd
Coordinates
51.9791, -177.3768
Network
us
Significance
417