Overall Green Earthquake alert in Taiwan on 23 Apr 2024 16:02 UTC

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

M 4.9 in Taiwan on 23 Apr 2024 16:02 UTC

Hazard models

Rapid Impact

Shakemap

Tsunami

Event summary

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

Earthquake Magnitude:	4.9M
Depth:	7.5 Km
Lat/Lon:	24.0619 , 121.7117
Event Date:	23 Apr 2024 16:02 UTC 24 Apr 2024 00:02 Local
Exposed Population:	60 thousand in MMI V
Source:	NEIC us6000mt7l
Inserted at:	23 Apr 2024 17:03 UTC
INFORM Coping capacity of the alert score	3.6 (Taiwan)

GDACS Score

For more info on GDACS alert score click here.

	Earthquake (Rapid Impact)		GDACS score
NEIC	0		0
us6000mt7l	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.

Episode Timeline

ID	Alert	Score	Date	Mag, Depth	MMI*	Population**	Tsunami risk***	Delay (hh:mm)	Source
1566831		0	23 Apr 2024 16:02	4.9M, 7.5km	4.84	60 thousand (in 100km)		01:01	NEIC

The episode that generated the alert; the next major evaluations beyond 12 hours will not trigger additional alerts.

The episode that has the last updated information.

* The max MMI detected for sources having shakemaps;
** The population detected in MMI>=7 for episode with shakemap or in a 100km radius;
*** The tsunami max height.

Exposed population

The earthquake happened in Taiwan , Province of Taiwan (population 149,752) . The nearest places are Hsin-ch'eng, Ta-shan, T'ieh-chia-lung-she, Hua-lien, Ch'u-yin, Jung-shu, Ao-hua, Lo-shao, Feng-shan, Shui-lien, and I-lan.

Radius	Population
100 km	1.3 million people
75 km	510000 people
50 km	230000 people
20 km	190000 people
10 km	6300 people
5 km	no people
2 km	no people

Affected Provinces

Region Province	Country	Population
Taiwan	Taiwan	150000 people

Affected populated places

Name	Region Province	Country	City class	Population	Distance
Hsin-ch'eng	Hua-lien	Taiwan	City	-	11 km
Ta-shan	Hua-lien	Taiwan	Village	-	13 km
T'ieh-chia-lung-she	Hua-lien	Taiwan	City	-	13 km
Hua-lien	Hua-lien	Taiwan	Major city	-	15 km
Ch'u-yin	Hua-lien	Taiwan	Village	-	22 km
Jung-shu	Hua-lien	Taiwan	Village	-	24 km
Ao-hua	I-lan	Taiwan	Village	-	30 km
Lo-shao	Hua-lien	Taiwan	Village	-	32 km
Feng-shan	Hua-lien	Taiwan	Village	-	33 km
Shui-lien	Hua-lien	Taiwan	Village	-	34 km
Wan-shan-t'ang	Hua-lien	Taiwan	Village	-	39 km
Feng-lin	Hua-lien	Taiwan	Village	-	40 km
Kuan-yüan	Hua-lien	Taiwan	Village	-	41 km
Chi-chia-yang	I-lan	Taiwan	Village	-	42 km
Chia-lu-lan	Hua-lien	Taiwan	Village	-	43 km
Chiu-wu-t'a	I-lan	Taiwan	Village	-	43 km
Chien-fan	Hua-lien	Taiwan	Village	-	45 km
Feng-kuang	Hua-lien	Taiwan	Village	-	45 km
Nan-ao	I-lan	Taiwan	City	-	46 km
Ching-kuan	Nan-t'ou	Taiwan	Village	-	50 km
Sung-pai	T'ai-chung	Taiwan	Village	-	51 km
Chieh-hsiao-ts'un	T'ai-chung	Taiwan	Village	-	53 km
Sha-lao	Hua-lien	Taiwan	Village	-	53 km
Mi-lo	Hsin-chu	Taiwan	Village	-	53 km
Feng-pin	Hua-lien	Taiwan	Village	-	55 km
Hung-hsiang	T'ai-chung	Taiwan	Village	-	57 km
Chung-hu	Hua-lien	Taiwan	Village	-	57 km
Chieh-shou-t'ing	Nan-t'ou	Taiwan	Village	-	59 km
Su-ao	I-lan	Taiwan	City	-	61 km
Tu-chang	I-lan	Taiwan	Village	-	62 km
Fu-min	Hua-lien	Taiwan	Village	-	66 km
Tzu-yüan	Nan-t'ou	Taiwan	Village	-	66 km
Ch'ing-shan	T'ai-chung	Taiwan	Village	-	67 km
A-li-shih	I-lan	Taiwan	Village	-	67 km
Shih-ti-ping	Hua-lien	Taiwan	City	-	69 km
Yü-lan	I-lan	Taiwan	Village	-	69 km
Chia-li-wan	I-lan	Taiwan	Village	-	70 km
I-lan	I-lan	Taiwan	Major city	-	78 km

see full list

Critical infrastructure

Airports, ports, nuclear plants and hydrodams at risk, if affected, are listed below.

Airports

Name	IATA Code	Elevation (m)	Usage	Runway type	IFR	Runway Length (ft)	Distance
Hualien	HUN	16	Civ.	Paved	Yes	9000	10 km
Lishan	LHN	unknown				0	54 km
		9				0	75 km
Sun Moon Lake	SMT	unknown				0	82 km

Ports

Name	LOCODE	Country	Distance
Hualien	TWHUN	Taiwan	12 km
Suao	TWSUO	Taiwan	62 km

Dams

Reservoir	Dam Name	River	Year	Distance
	Guguan	Dajiaxi	1961	73 km
	Shihmen	Tahan	1964	95 km

More information

For a full list of available products related to this event, please refer to the GDACS Resources page.

Disclaimer
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