QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp0000y11
USGS usp0000y11
21 Dec 1978, 14:36
109 km SE of Kirakira, Solomon Islands
A magnitude 6.3 ms earthquake at 30 km depth.
Published location
Where is 109 km SE of Kirakira, Solomon Islands?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
-11.206000, 162.579000
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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
usp0000y11
Coordinates
-11.206, 162.579
Network
us
Significance
611