QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp0002rvw
USGS usp0002rvw

15 Mar 1986, 11:29

65 km W of Challapata, Bolivia

A magnitude 6.3 mw earthquake at 243.1 km depth.

Depth243.1 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated27 April 2022Latest timestamp stored in this record

Published location

Where is 65 km W of Challapata, Bolivia?

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

-18.909000, -67.391000

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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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Continue exploring

Nearby events with a similar magnitude

M 6.3

31 km SSE of Tarata, Bolivia

M 6.31

13 km ENE of Yacuiba, Bolivia

M 6.34

45 km W of Abapó, Bolivia

M 6.2

12 km WNW of Villazón, Bolivia

M 6.2

62 km NNE of Camargo, Bolivia

M 6.2

49 km WSW of La Quiaca, Argentina

Catalog fields and provenance
Event ID
usp0002rvw
Coordinates
-18.909, -67.391
Network
us
Significance
611