Overall Green Earthquake alert in Pacific-Antarctic Ridge on 04 Dec 2025 03:12 UTC

GDACS is a cooperation framework between the United Nations, the European Commission and disaster managers worldwide to improve awareness, information exchange and coordination in the first phase after major sudden-onset disasters.

M 5.5 in Pacific-Antarctic Ridge on 04 Dec 2025 03:12 UTC

Event summary

This earthquake can have a low humanitarian impact based on the magnitude and the affected population and their vulnerability.

GDACS ID	EQ 1513180
Earthquake Magnitude:	5.5M
Depth:	10 Km
Lat/Lon:	-55.4261 , -127.8449
Event Date:	04 Dec 2025 03:12 UTC 03 Dec 2025 18:12 Local
Exposed Population:
Inserted at:	04 Dec 2025 04:24 UTC
INFORM Coping capacity:	1.1 ()

GDACS Score

For more info on GDACS alert score click here.

	Earthquake (Shakemap)		GDACS score
NEIC	0		0
us7000rfg1	Scaled population (raster)	0
	C1 shakemap	0
	C2 shakemap	0
	Country Vulnerability	0
	INFORM_normalised	0

Maximum expected impact using different data sources.

Virtual OSOCC

Meteo assessment

Satellite products

Analytical products

Detailed event map. European Union, 2025. Map produced by EC-JRC.
The boundaries and the names shown on this map do not imply official endorsement or acceptance by the European Union.

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Estimated casualties (PAGER)

USGS estimates the number of casualties for each earthquake for the Prompt Assessment of Global Earthquakes for Response (PAGER) product.
The graph shows the current fatalities estimate.

Exposed population

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Data, images, links, services and documents

For this events, GDACS has links to information from the following sources: EC-JRC (48), NEIC (4), OCHA (1), USGS (5), (2), INFORM (1),

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