M 4.6 in Taiwan on 23 Apr 2024 01:19 UTC
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: 4.6M
Depth: 12.2 Km
Lat/Lon: 23.8235 , 121.5953
Event Date: 23 Apr 2024 01:19 UTC
23 Apr 2024 09:19 Local
Exposed Population:
6 thousand in MMI V
Source: NEIC us6000mt3t
Inserted at: 23 Apr 2024 04:29 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
us6000mt3t 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

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1566706 0 23 Apr 2024 01:19 4.6M, 12.2km 4.67 6 thousand (in 100km) 03:09 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 178,344) . The nearest places are Shui-lien, Feng-shan, Chia-lu-lan, Ch'u-yin, Feng-lin, Hua-lien, Feng-kuang, Jung-shu, Ta-shan, Sha-lao, and Nan-tou.

Radius Population
100 km 2.2 million people
75 km 390000 people
50 km 250000 people
20 km 170000 people
10 km 8900 people
5 km <1000 people
2 km <1000 people

Affected Provinces

Region Province Country Population
Taiwan Taiwan 180000 people

Affected populated places

Name Region Province Country City class Population Distance
Shui-lien Hua-lien Taiwan Village - 6 km
Feng-shan Hua-lien Taiwan Village - 12 km
Chia-lu-lan Hua-lien Taiwan Village - 14 km
Ch'u-yin Hua-lien Taiwan Village - 15 km
Feng-lin Hua-lien Taiwan Village - 16 km
Hua-lien Hua-lien Taiwan Major city - 17 km
Feng-kuang Hua-lien Taiwan Village - 18 km
Jung-shu Hua-lien Taiwan Village - 19 km
Ta-shan Hua-lien Taiwan Village - 23 km
Sha-lao Hua-lien Taiwan Village - 24 km
Chien-fan Hua-lien Taiwan Village - 25 km
Feng-pin Hua-lien Taiwan Village - 26 km
Chung-hu Hua-lien Taiwan Village - 31 km
Hsin-ch'eng Hua-lien Taiwan City - 34 km
Wan-shan-t'ang Hua-lien Taiwan Village - 35 km
Fu-min Hua-lien Taiwan Village - 37 km
T'ieh-chia-lung-she Hua-lien Taiwan City - 37 km
Shih-ti-ping Hua-lien Taiwan City - 40 km
Ta-chiang-k'ou Hua-lien Taiwan Village - 42 km
Ta-lo-ma Hua-lien Taiwan Village - 42 km
Lo-shao Hua-lien Taiwan Village - 46 km
Chang-yüan Hua-lien Taiwan Village - 47 km
Kuan-yüan Hua-lien Taiwan Village - 48 km
Ching-kuan Nan-t'ou Taiwan Village - 48 km
Sung-pu Hua-lien Taiwan Village - 49 km
San-li Hua-lien Taiwan Village - 51 km
Chieh-shou-t'ing Nan-t'ou Taiwan Village - 52 km
Lieh-k'o-ni Hua-lien Taiwan Village - 53 km
T'ai-kao-li Hua-lien Taiwan Village - 55 km
Tzu-yüan Nan-t'ou Taiwan Village - 56 km
Ka-sha Nan-t'ou Taiwan Village - 57 km
Hung-hsiang T'ai-chung Taiwan Village - 58 km
Chia-tsou-wan Pi T'ai-tung Taiwan City - 58 km
Ao-hua I-lan Taiwan Village - 58 km
Sung-pai T'ai-chung Taiwan Village - 59 km
Yü-li Hua-lien Taiwan City - 62 km
Tao-k'eng Nan-t'ou Taiwan Village - 63 km
Chia-fei-yüan T'ai-chung Taiwan Village - 66 km
Chieh-hsiao-ts'un T'ai-chung Taiwan Village - 66 km
Chi-chia-yang I-lan Taiwan Village - 66 km
Cho-ch'ing-ts'un Hua-lien Taiwan Village - 67 km
Pu-li Nan-t'ou Taiwan Village - 67 km
Yu-chih Nan-t'ou Taiwan Village - 68 km
Wu-shih Pi T'ai-tung Taiwan City - 69 km
Pa-she-pu Nan-t'ou Taiwan Village - 69 km
Ch'ing-shan T'ai-chung Taiwan Village - 69 km
Chiu-wu-t'a I-lan Taiwan Village - 70 km
Nan-tou Nan-t'ou Taiwan Major city - 94 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 22 km
Lishan LHN unknown 0 61 km
Sun Moon Lake SMT unknown 0 68 km

Ports

Name LOCODE Country Distance
Hualien TWHUN Taiwan 19 km
Suao TWSUO Taiwan 90 km

Dams

Reservoir Dam Name River Year Distance
Guguan Dajiaxi 1961 73 km

More information

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