QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp0001hpw
USGS usp0001hpw

27 Dec 1981, 17:39

29 km E of Skýros, Greece

A magnitude 6.5 ms earthquake at 13.3 km depth.

Depth13.3 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated19 December 2025Latest timestamp stored in this record

Published location

Where is 29 km E of Skýros, Greece?

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

38.938000, 24.905000

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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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Nearby events with a similar magnitude

M 6.5

32 km WNW of Skýros, Greece

M 6.51

6 km N of Tríkeri, Greece

M 6.49

9 km NNW of Bergama, Turkey

M 6.46

Greece

M 6.57

9 km NW of Sar?kemer, Turkey

M 6.4

15 km ESE of Fársala, Greece

Catalog fields and provenance
Event ID
usp0001hpw
Coordinates
38.938, 24.905
Network
us
Significance
650