QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem788036
USGS iscgem788036

10 Jan 1971, 08:17

120 km SW of Abepura, Indonesia

A magnitude 7.7 mw earthquake at 26.9 km depth.

Depth26.9 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated19 December 2025Latest timestamp stored in this record

Published location

Where is 120 km SW of Abepura, 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.

-3.212000, 139.735000

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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 7.83

New Guinea, Papua New Guinea

M 7.56

158 km WSW of Abepura, Indonesia

M 7.5

143 km WSW of Abepura, Indonesia

M 7.45

93 km SW of Aitape, Papua New Guinea

M 7.1

214 km NW of Kiunga, Papua New Guinea

M 7.1

226 km SSW of Abepura, Indonesia

Catalog fields and provenance
Event ID
iscgem788036
Coordinates
-3.212, 139.735
Network
iscgem
Significance
912