QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem911688
USGS iscgem911688
10 Oct 1923, 07:11
66 km NNW of Olonkinbyen, Svalbard and Jan Mayen
A magnitude 6.6 mw earthquake at 15 km depth.
Published location
Where is 66 km NNW of Olonkinbyen, Svalbard and Jan Mayen?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
71.472000, -9.429000
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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.
Continue exploring
Nearby events with a similar magnitude
M 6.5
90 km NW of Olonkinbyen, Svalbard and Jan Mayen
M 6.534 km NE of Olonkinbyen, Svalbard and Jan Mayen
M 6.4316 km NNE of Olonkinbyen, Svalbard and Jan Mayen
M 6.7120 km NW of Olonkinbyen, Svalbard and Jan Mayen
M 6.433 km N of Olonkinbyen, Svalbard and Jan Mayen
M 6.889 km NW of Olonkinbyen, Svalbard and Jan Mayen
Catalog fields and provenance
Event ID
iscgem911688
Coordinates
71.472, -9.429
Network
iscgem
Significance
662