QQuakeFacts

Data last collected:

USGS ak0159h0d1de

25 Jul 2015, 20:57

34 km W of Skwentna, Alaska

A magnitude 5.1 mw earthquake at 125.6 km depth.

Depth125.6 kmPublished hypocentral depth
Tsunami flagFlaggedUSGS catalog flag, not a current warning
Updated22 December 2025Latest timestamp stored in this record

Published location

Where is 34 km W of Skwentna, 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.

61.949300, -152.051800

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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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Nearby events with a similar magnitude

Catalog fields and provenance
Event ID
ak0159h0d1de
Coordinates
61.9493, -152.0518
Network
ak
Significance
408

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Questions this evidence can answer

01What exactly is this record?

Use the name, place, date and identifiers above to confirm that you have the right 34 km W of Skwentna, Alaska earthquake: magnitude 5.1 and depth | QuakeFacts record.

02What does the evidence establish?

Read the reported values with their units, coverage dates and source notes. Keep observed facts separate from estimates or interpretation.

03What should I verify next?

Follow the primary-source links and check the limitations before using this evidence for a decision, comparison or citation.

A closer look at 34 km W of Skwentna, Alaska

Depth in another unit

The recorded event depth of 125.6 km is approximately 78.04 miles below the source reference surface. Depth alone does not describe damage or local hazard.

Interpreting the recorded coordinates

The published position for 34 km W of Skwentna, Alaska is 61.9493° north and 152.0518° west. This expresses the source coordinates in hemispheres; it does not establish an entrance, public access or a safe route.

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