QQuakeFacts
USGS us2000hheu

20 Sept 2018, 05:55

195 km N of Saipan, Northern Mariana Islands

A magnitude 5.2 mww earthquake at 219.5 km depth.

Depth219.5 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated22 December 2025Latest timestamp stored in this record

Published location

Where is 195 km N of Saipan, Northern Mariana Islands?

This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.

16.969100, 145.592000

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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
us2000hheu
Coordinates
16.9691, 145.592
Network
us
Significance
417