QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp0002jyp
USGS usp0002jyp

21 Sept 1985, 02:37

7 km N of Pantla, Mexico

A magnitude 7.6 mw earthquake at 30.8 km depth.

Depth30.8 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated27 April 2022Latest timestamp stored in this record

Published location

Where is 7 km N of Pantla, 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.

17.802000, -101.647000

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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 7.6

19 km W of Arteaga, Mexico

M 7.6

12 km SSE of Vallecitos de Zaragoza, Mexico

M 7.3

7 km NNE of Petacalco, Mexico

M 7.28

10 km SW of Villa Nicolás Bravo, Mexico

M 7.1

1 km S of Matzaco, Mexico

M 6.8

26 km NNE of Coyuquilla Norte, Mexico

Catalog fields and provenance
Event ID
usp0002jyp
Coordinates
17.802, -101.647
Network
us
Significance
889