QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp0002cuh
USGS usp0002cuh

13 Mar 1985, 19:34

259 km W of Bandon, Oregon

A magnitude 6.5 mw earthquake at 10 km depth.

Depth10 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated27 April 2022Latest timestamp stored in this record

Published location

Where is 259 km W of Bandon, Oregon?

This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.

43.510000, -127.561000

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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.

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Use local emergency authorities and the live USGS event page. This historical evidence page is not an alert service.

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Continue exploring

Nearby events with a similar magnitude

M 6.37

off the coast of Oregon

M 6.33

off the coast of Oregon

M 6.3

off the coast of Oregon

M 6.3

285 km W of Bandon, Oregon

M 6.29

off the coast of Oregon

M 6.24

off the coast of Oregon

Catalog fields and provenance
Event ID
usp0002cuh
Coordinates
43.51, -127.561
Network
us
Significance
650