QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem911786
USGS iscgem911786

28 Dec 1923, 22:24

29 km S of Istaravshan, Tajikistan

A magnitude 6.5 mw earthquake at 20 km depth.

Depth20 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated25 April 2022Latest timestamp stored in this record

Published location

Where is 29 km S of Istaravshan, Tajikistan?

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

39.648000, 69.022000

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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 6.46

18 km NNE of Rasht, Tajikistan

M 6.48

47 km WSW of Karakenja, Tajikistan

M 6.52

47 km NW of Khodzha-Maston, Tajikistan

M 6.4

64 km NNW of Khorugh, Tajikistan

M 6.4

54 km SE of Zhabagly, Kazakhstan

M 6.56

28 km SW of Karakenja, Tajikistan

Catalog fields and provenance
Event ID
iscgem911786
Coordinates
39.648, 69.022
Network
iscgem
Significance
644