QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000dbyj
USGS usp000dbyj

27 Dec 2004, 18:24

286 km SSE of Port Blair, India

A magnitude 5 mwc earthquake at 39.1 km depth.

Depth39.1 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated19 December 2025Latest timestamp stored in this record

Published location

Where is 286 km SSE of Port Blair, India?

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

9.298000, 93.817000

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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 5

222 km SSE of Port Blair, India

M 5

Nicobar Islands, India region

M 5

Nicobar Islands, India region

M 5

266 km ESE of Port Blair, India

M 5

248 km ENE of Port Blair, India

M 5

Nicobar Islands, India region

Catalog fields and provenance
Event ID
usp000dbyj
Coordinates
9.298, 93.817
Network
us
Significance
385