USGS EVENT DOSSIER

M4.9

South Sandwich Islands region

REVIEWED

ORIGIN TIME2026-11-09T23:40:12.931Z

DEPTH10.0 KM

COORDINATES-56.7537, -23.8725

SIGNIFICANCE369

FELT REPORTS--

MMI / CDI-- / --

PAGER--

TSUNAMI FLAGNO

SOURCE + PROVENANCEU.S. GEOLOGICAL SURVEY

Event ID us7000tx9y. Updated 2026-11-10T21:55:06.040Z. This dossier reflects source-returned event metadata and does not infer a cause.

OPEN USGS EVENT ↗

LOCAL SEISMIC CONTEXTOTHER EVENTS WITHIN 250 KMCurrent 30-day catalog window

South Sandwich Islands region2026-11-07T07:14:10.868Z · 103.7 KM DEEP

OPEN →M5.1

South Sandwich Islands region2026-11-01T17:11:56.053Z · 108.2 KM DEEP

OPEN →M4.5

South Sandwich Islands region2026-10-25T07:52:42.860Z · 10.0 KM DEEP

OPEN →M5.0

South Sandwich Islands region2026-10-22T00:25:38.804Z · 59.3 KM DEEP

OPEN →M5.1

South Sandwich Islands region2026-10-19T17:45:50.994Z · 107.3 KM DEEP

OPEN →M4.5

South Sandwich Islands region2026-10-18T04:34:55.520Z · 71.5 KM DEEP

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