QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem897155
USGS iscgem897155

17 Jan 1948, 07:11

112 km ENE of Saipan, Northern Mariana Islands

A magnitude 6.3 mw earthquake at 35 km depth.

Depth35 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated26 April 2022Latest timestamp stored in this record

Published location

Where is 112 km ENE 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.

15.744000, 146.652000

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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 6.24

40 km E of Yigo Village, Guam

M 6.23

42 km N of Saipan, Northern Mariana Islands

M 6.28

146 km WSW of Merizo Village, Guam

M 6.3

242 km N of Saipan, Northern Mariana Islands

M 6.2

91 km ESE of Yigo Village, Guam

M 6.2

30 km NNW of Yigo Village, Guam

Catalog fields and provenance
Event ID
iscgem897155
Coordinates
15.744, 146.652
Network
iscgem
Significance
601