QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000485m
USGS usp000485m
19 Apr 1990, 13:40
75 km NNE of Gorontalo, Indonesia
A magnitude 6.5 mw earthquake at 23.7 km depth.
Published location
Where is 75 km NNE of Gorontalo, 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.
1.108000, 123.429000
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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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Use local emergency authorities and the live USGS event page. This historical evidence page is not an alert service.
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Nearby events with a similar magnitude
Catalog fields and provenance
Event ID
usp000485m
Coordinates
1.108, 123.429
Network
us
Significance
650