Overall Green Earthquake alert in Taiwan on 21 Jul 2025 09:53 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 4.9 in Taiwan on 21 Jul 2025 09:53 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 1491479
Earthquake Magnitude:	4.9M
Depth:	5 Km
Lat/Lon:	23.716 , 121.295
Event Date:	21 Jul 2025 09:53 UTC 21 Jul 2025 17:53 Local
Exposed Population:	2 thousand in MMI V
Inserted at:	26 Jul 2025 21:27 UTC
INFORM Coping capacity:	3.6 (Taiwan)

GDACS Score

For more info on GDACS alert score click here.

	Earthquake (Rapid Impact)		GDACS score
NEIC	0		0.1
us6000qu4q	Scaled population (vector)	0
	C1 rapid impact	0
	C2 rapid impact	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.

Updates on volcanic activity (Smithsonian)

Latest media headlines

Taiwan headline news The lead stories in major Taiwan dailies on Thurs.. 7/24/2025 3:06:00 AM.

Taipei, July 24 (CNA) The lead stories in major Taiwan dailies on Thursday are as follows: @United Daily News: U.S., Japan agree on trade deal with reduced 15% tariff rate. @China Times: U.S., Japan reach tariff deal with ''reciprocal'' 15%

...(more)

Geosciences, Vol. 15, Pages 277: GS24b and GS24bc Ground Motion Models.. 7/23/2025 10:20:00 AM.

An expanded Pacific Earthquake Engineering Research (PEER) Center Next Generation Attenuation Phase 2 (NGA-West2) ground motion database, compiled using shallow crustal earthquakes in active crustal regions (ACRs), was used to develop the c

...(more)

View more news

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

Analytical products

Data, images, links, services and documents

For this events, GDACS has links to information from the following sources: EC-JRC (48), (3), NEIC (4), OCHA (1), INGV (1), TWB (1), USGS (5), INFORM (2),

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