QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/us200030bu
USGS us200030bu
27 Jul 2015, 08:40
82 km SSW of Nikolski, Alaska
A magnitude 5.9 mwc earthquake at 35 km depth.
Published location
Where is 82 km SSW of Nikolski, 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.
52.257200, -169.345800
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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
us200030bu
Coordinates
52.2572, -169.3458
Network
us
Significance
536