QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/us6000dxhb
USGS us6000dxhb

29 Mar 2021, 20:42

Mariana Islands region

A magnitude 5.2 mww earthquake at 10 km depth.

Depth10 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated22 December 2025Latest timestamp stored in this record

Published location

Where is Mariana Islands region?

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

21.317800, 146.083500

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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 5.2

Volcano Islands, Japan region

M 5.2

Mariana Islands region

M 5.2

Mariana Islands region

M 5.2

Pagan region, Northern Mariana Islands

M 5.2

Volcano Islands, Japan region

M 5.2

Pagan region, Northern Mariana Islands

Catalog fields and provenance
Event ID
us6000dxhb
Coordinates
21.3178, 146.0835
Network
us
Significance
416