QQuakeFacts
USGS iscgem811514

25 Mar 1969, 14:21

13 km NNW of Demirci, Turkey

A magnitude 6.1 mw earthquake at 13.4 km depth.

Depth13.4 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated19 December 2025Latest timestamp stored in this record

Published location

Where is 13 km NNW of Demirci, Turkey?

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

39.151000, 28.581000

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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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Catalog fields and provenance
Event ID
iscgem811514
Coordinates
39.151, 28.581
Network
iscgem
Significance
571