QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp00049b9
USGS usp00049b9
15 May 1990, 19:31
105 km W of Tomohon, Indonesia
A magnitude 6 mw earthquake at 29.7 km depth.
Published location
Where is 105 km W of Tomohon, 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.
1.158000, 123.869000
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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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Catalog fields and provenance
Event ID
usp00049b9
Coordinates
1.158, 123.869
Network
us
Significance
554