QQuakeFacts
USGS usp000ah4c

23 Jun 2001, 17:51

83 km ESE of Sand Point, Alaska

A magnitude 5.5 mwc earthquake at 35.4 km depth.

Depth35.4 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated29 April 2022Latest timestamp stored in this record

Published location

Where is 83 km ESE 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.

55.011000, -159.326000

Open the interactive map ↗

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.

Open the USGS event →

Continue exploring

Nearby events with a similar magnitude

Catalog fields and provenance
Event ID
usp000ah4c
Coordinates
55.011, -159.326
Network
us
Significance
465