QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/us2000ar20
USGS us2000ar20

19 Sept 2017, 19:14

1 km S of Matzaco, Mexico

A magnitude 7.1 mww earthquake at 48 km depth.

Depth48 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated5 August 2026Latest timestamp stored in this record

Published location

Where is 1 km S of Matzaco, 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.

18.549900, -98.488700

Open the interactive map ↗

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.

Need a current safety answer?

Use local emergency authorities and the live USGS event page. This historical evidence page is not an alert service.

Open the USGS event →

Continue exploring

Nearby events with a similar magnitude

M 7.28

10 km SW of Villa Nicolás Bravo, Mexico

M 7.3

7 km NNE of Petacalco, Mexico

M 6.8

26 km NNE of Coyuquilla Norte, Mexico

M 6.73

2 km S of San Pedro el Alto, Mexico

M 7.6

19 km W of Arteaga, Mexico

M 7.6

12 km SSE of Vallecitos de Zaragoza, Mexico

Catalog fields and provenance
Event ID
us2000ar20
Coordinates
18.5499, -98.4887
Network
us
Significance
1496