QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000cvr1
USGS usp000cvr1

21 May 2004, 05:10

51 km S of Aguililla, Mexico

A magnitude 5.2 mwc earthquake at 52.8 km depth.

Depth52.8 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated2 May 2022Latest timestamp stored in this record

Published location

Where is 51 km S of Aguililla, Mexico?

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

18.271000, -102.811000

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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

39 km SW of José María Morelos, Mexico

M 5.2

21 km SW of La Manzanilla, Mexico

M 5.2

237 km SW of La Cruz de Loreto, Mexico

M 5.2

7 km WSW of La Placita de Morelos, Mexico

M 5.2

148 km SW of La Placita de Morelos, Mexico

M 5.2

223 km WSW of Emiliano Zapata, Mexico

Catalog fields and provenance
Event ID
usp000cvr1
Coordinates
18.271, -102.811
Network
us
Significance
416