QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem904229
USGS iscgem904229

21 Apr 1935, 08:25

206 km SSW of Banjarmasin, Indonesia

A magnitude 6.1 mw earthquake at 15 km depth.

Depth15 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated25 April 2022Latest timestamp stored in this record

Published location

Where is 206 km SSW of Banjarmasin, Indonesia?

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

-5.054000, 113.899000

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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 6.1

191 km N of Gili Air, Indonesia

M 6.1

138 km N of Pototano, Indonesia

M 6.07

184 km N of Sumenep, Indonesia

M 6

111 km NNE of Bangkalan, Indonesia

M 6

49 km NE of Panji, Indonesia

M 6

31 km ESE of Kalianget, Indonesia

Catalog fields and provenance
Event ID
iscgem904229
Coordinates
-5.054, 113.899
Network
iscgem
Significance
571