QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem611941842
USGS iscgem611941842

21 May 2018, 11:40

35 km NE of Klyuchi, Russia

A magnitude 5 mw earthquake at 84.1 km depth.

Depth84.1 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated22 December 2025Latest timestamp stored in this record

Published location

Where is 35 km NE of Klyuchi, 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.

56.501000, 161.316000

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Map data © OpenStreetMap contributors

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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Nearby events with a similar magnitude

M 5

130 km ESE of Petropavlovsk-Kamchatsky, Russia

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M 5

100 km ESE of Petropavlovsk-Kamchatsky, Russia

M 5

134 km ESE of Atlasovo, Russia

M 5

116 km SSW of Ust’-Kamchatsk Staryy, Russia

Catalog fields and provenance
Event ID
iscgem611941842
Coordinates
56.501, 161.316
Network
iscgem
Significance
389