QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem785417
USGS iscgem785417
7 Apr 1971, 05:59
149 km NE of Tobelo, Indonesia
A magnitude 6.6 mw earthquake at 26.8 km depth.
Published location
Where is 149 km NE 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.
2.502000, 129.116000
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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
iscgem785417
Coordinates
2.502, 129.116
Network
iscgem
Significance
668