QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp0009jcg
USGS usp0009jcg

1 Dec 1999, 19:23

209 km SSW of George Town, Cayman Islands

A magnitude 6.3 mwc earthquake at 10 km depth.

Depth10 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated29 April 2022Latest timestamp stored in this record

Published location

Where is 209 km SSW of George Town, Cayman Islands?

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

17.647000, -82.356000

Open the interactive map ↗

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.

Need a current safety answer?

Use local emergency authorities and the live USGS event page. This historical evidence page is not an alert service.

Open the USGS event →

Continue exploring

Nearby events with a similar magnitude

M 6.33

55 km N of Falmouth, Jamaica

M 6.21

4 km NNW of Savanna-la-Mar, Jamaica

M 6.2

108 km NNW of Lucea, Jamaica

M 6.1

192 km SSW of George Town, Cayman Islands

M 6.1

55 km S of Bodden Town, Cayman Islands

M 6.1

55 km SE of East End, Cayman Islands

Catalog fields and provenance
Event ID
usp0009jcg
Coordinates
17.647, -82.356
Network
us
Significance
611