QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem913524
USGS iscgem913524
4 Jun 1917, 02:29
298 km SSE of Sand Point, Alaska
A magnitude 6.3 mw earthquake at 15 km depth.
Published location
Where is 298 km SSE of Sand Point, Alaska?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
52.910000, -158.567000
Open the interactive map ↗Map data © OpenStreetMap contributors
What the numbers mean
Magnitude measures event size; depth locates the source below the surface. Neither value alone establishes local damage or personal risk.
Need a current safety answer?
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
Catalog fields and provenance
Event ID
iscgem913524
Coordinates
52.91, -158.567
Network
iscgem
Significance
603