QQuakeFacts
QuakeFactsEvidence report · prepared 3 September 2026https://quakes99.com/entity/usp000huuj
USGS usp000huuj

21 Feb 2011, 06:58

41 km NNE of Termas de Río Hondo, Argentina

A magnitude 5.6 mwb earthquake at 12.7 km depth.

Depth12.7 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated19 July 2022Latest timestamp stored in this record

Published location

Where is 41 km NNE of Termas de Río Hondo, Argentina?

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

-27.149000, -64.688000

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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 5.6

65 km SE of Embarcación, Argentina

M 5.6

34 km WNW of San Antonio de los Cobres, Argentina

M 5.6

90 km W of El Aguilar, Argentina

M 5.6

54 km WNW of San Antonio de los Cobres, Argentina

M 5.6

103 km W of Abra Pampa, Argentina

M 5.6

45 km NNW of San Antonio de los Cobres, Argentina

Catalog fields and provenance
Event ID
usp000huuj
Coordinates
-27.149, -64.688
Network
us
Significance
530