QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem777750
USGS iscgem777750
15 Dec 1971, 08:29
55 km ESE of Ust’-Kamchatsk Staryy, Russia
A magnitude 7.6 mw earthquake at 20 km depth.
Published location
Where is 55 km ESE of Ust’-Kamchatsk Staryy, 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.
55.955000, 163.225000
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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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Catalog fields and provenance
Event ID
iscgem777750
Coordinates
55.955, 163.225
Network
iscgem
Significance
893