QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000h1r4
USGS usp000h1r4

21 Sept 2009, 09:53

11 km W of Trashigang, Bhutan

A magnitude 6.1 mwb earthquake at 14 km depth.

Depth14 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated15 July 2022Latest timestamp stored in this record

Published location

Where is 11 km W of Trashigang, Bhutan?

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

27.332000, 91.437000

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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 6.1

15 km ENE of Gangtok, India

M 6.04

23 km WSW of Udalguri, India

M 6

11 km WNW of Kar?mganj, India

M 6

8 km NNW of Dhekiajuli, India

M 5.8

23 km ENE of Samdrup Jongkhar, Bhutan

M 6.43

29 km SE of Trashigang, Bhutan

Catalog fields and provenance
Event ID
usp000h1r4
Coordinates
27.332, 91.437
Network
us
Significance
650