QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp0003np4
USGS usp0003np4

7 Nov 1988, 23:15

140 km NW of Ternate, Indonesia

A magnitude 6 mw earthquake at 65.7 km depth.

Depth65.7 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated28 April 2022Latest timestamp stored in this record

Published location

Where is 140 km NW of Ternate, 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.

1.533000, 126.357000

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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

81 km ESE of Tondano, Indonesia

M 6

120 km SE of Gorontalo, Indonesia

M 6

153 km NW of Ternate, Indonesia

M 6

149 km SE of Tondano, Indonesia

M 6

Minahasa, Sulawesi, Indonesia

M 6

153 km WNW of Tobelo, Indonesia

Catalog fields and provenance
Event ID
usp0003np4
Coordinates
1.533, 126.357
Network
us
Significance
554