QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem886670
USGS iscgem886670
6 Jun 1957, 20:49
246 km NNW of Tobelo, Indonesia
A magnitude 6 mw earthquake at 20 km depth.
Published location
Where is 246 km NNW of Tobelo, 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.
3.596000, 126.807000
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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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Catalog fields and provenance
Event ID
iscgem886670
Coordinates
3.596, 126.807
Network
iscgem
Significance
561