QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000h7m3
USGS usp000h7m3
23 Feb 2010, 10:43
110 km SSW of Severo-Kuril’sk, Russia
A magnitude 5.3 mwc earthquake at 48.4 km depth.
Published location
Where is 110 km SSW of Severo-Kuril’sk, Russia?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
49.702000, 155.789000
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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
usp000h7m3
Coordinates
49.702, 155.789
Network
us
Significance
432