M 6.4 in China on 06 Feb 2018 15:50 UTC

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: 6.4M
Depth: 9.45 Km
Lat/Lon: 24.1578 , 121.6796
Event Date: 06 Feb 2018 15:50 UTC
Exposed Population: 7260000 people within 100km
Source: NEIC us1000chhc
Inserted at: 06 Feb 2018 16:12 UTC
INFORM Coping capacity of the alert score: 3.6 ()

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)
Tsunami GDACS score
NEIC 0.9 0.1 0.9
us1000chhc Scaled population 0 Max wave scenario 0.46m  
  C1 shakemap 0 Max wave realtime 0.13m  
  C2 shakemap 0      
  Country Vulnerability 0      
  INFORM_normalised 0      
Maximum expected impact using different data sources.

ShakeMap is a product of the USGS Earthquake Hazards Program in conjunction with the regional seismic networks. ShakeMaps provide near-real-time maps of ground motion and shaking intensity following significant earthquakes.


Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1197605 0.89 06 Feb 2018 15:50 6.4M, 9.45km 7.53 7.3 million 0.1m (at 00:14) 00:21 NEIC
* 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 China ,of Taiwan (population 22,456,987) . The alertlevel for this event is RED

Intensity Population
160000 people
35000 people
19000 people


Shakemaps Timeline

AlertShake id #ScoreepisodeidLat/LonMagnitudeDepthMax MMIDate shake (UTC)Delay (hh:mm) 
1 0.6 1197605 24.158/121.68 6.4 9.45 7.26 06 Feb 2018 16:13 00:23 (new episode)
2 0.1 1197605 24.158/121.68 6.4 9.45 6.92 06 Feb 2018 17:54 02:03 (upd of #1)
3 0.1 1197605 24.174/121.653 6.4 10.64 6.7 06 Feb 2018 18:42 02:51 (upd of #2)
4 0.6 1197605 24.174/121.653 6.4 10.64 7.34 07 Feb 2018 02:00 10:10 (upd of #3)
5 0.9 1197605 24.174/121.653 6.4 10.64 7.53 07 Feb 2018 17:09 1d 01:18 (upd of #4)

Affected Provinces

Intensity Region Province Country Population
Taiwan China 120000 people
Taiwan China 34000 people
Taiwan China 18000 people
Taiwan China 7.7 million people
Taiwan China 14.8 million people
Okinawa Japan 45000 people
Fujian China 1.9 million people

Affected populated places (*)

Intensity Name Region Province Country City class Population Distance
T'ieh-chia-lung-she Hua-lien Taiwan City - 4 km
Hsin-ch'eng Hua-lien Taiwan City - 6 km
Ta-shan Hua-lien Taiwan Village5 - 16 km
Hua-lien Hua-lien Taiwan Major city - 22 km
Ch'u-yin Hua-lien Taiwan Village5 - 28 km
Ao-hua I-lan Taiwan Village5 - 20 km
Lo-shao Hua-lien Taiwan Village5 - 25 km
Jung-shu Hua-lien Taiwan Village5 - 28 km
Nan-ao I-lan Taiwan City - 37 km
Feng-shan Hua-lien Taiwan Village5 - 39 km
Shui-lien Hua-lien Taiwan Village5 - 43 km
Mi-lo Hsin-chu Taiwan Village5 - 43 km
Sung-pai T'ai-chung Taiwan Village5 - 44 km
Feng-lin Hua-lien Taiwan Village5 - 46 km
Tu-chang I-lan Taiwan Village5 - 51 km
Su-ao I-lan Taiwan City - 51 km
Yü-lan I-lan Taiwan Village5 - 58 km
I-lan I-lan Taiwan Major city - 68 km
Fu-min Hua-lien Taiwan Village5 - 73 km
Nei-wan Hsin-chu Taiwan City - 79 km
Ta-lo-ma Hua-lien Taiwan Village5 - 79 km
Sung-pu Hua-lien Taiwan Village5 - 86 km
Chi-yu-tieh Hsin-chu Taiwan Village5 - 93 km
Tao-yüan T'ao-yuan Taiwan Major city - 99 km
Taipei T'ai-pei Chuan-Shih Taiwan Capital 2.5 million people 99 km
Chung-li T'ao-yuan Taiwan City - 99 km
Hsin-chu T'ao-yuan Taiwan Village5 - 100 km
Ta-jen-tung Nan-t'ou Taiwan Village5 - 114 km
Yuan Lin Chang-hua Taiwan City - 116 km
Chang-hua Chang-hua Taiwan Major city - 117 km
Hsia-wei-liao Yun-lin Taiwan Village5 - 118 km
T'ung-t'ou Nan-t'ou Taiwan Village5 - 120 km
Ha-li-wei Chia-i Taiwan Village5 - 120 km
Ho-mel Chang-hua Taiwan City - 121 km
Pei-tou Chang-hua Taiwan Village5 - 122 km
Ta-t'u-t'ou Chang-hua Taiwan Village5 - 125 km
Hsi-chou Chang-hua Taiwan Village5 - 126 km
San-pan-t'ou Yun-lin Taiwan Village5 - 126 km
Yün-lin Yun-lin Taiwan City - 127 km
Lu-kang Chang-hua Taiwan City - 128 km
Tou-liu Yun-lin Taiwan Major city - 128 km
Ku-keng Yun-lin Taiwan Village5 - 130 km
Hsi-lo Chang-hua Taiwan City - 131 km
Ting-chuang Chang-hua Taiwan Village5 - 132 km
Hu-wei Yun-lin Taiwan Village5 - 137 km
Erh-lin Chang-hua Taiwan City - 137 km
Chia-i Chia-i Taiwan Village5 - 140 km
T'u-k'u-chuang Yun-lin Taiwan Village5 - 143 km
Hsin-ch'i-liao Yun-lin Taiwan Village5 - 143 km
Ma-kuang Yun-lin Taiwan Village5 - 145 km
Ting-liao Chia-i Taiwan Village5 - 145 km
Pao-chung Yun-lin Taiwan Village5 - 149 km
T'an-tzu-ch'ien Chia-i Taiwan Village5 - 152 km
Chia-lung Yun-lin Taiwan Village5 - 156 km
Ssu-hu Yun-lin Taiwan Village5 - 160 km
Feng-kuang Hua-lien Taiwan Village5 - 52 km
Chia-lu-lan Hua-lien Taiwan Village5 - 52 km
Sha-lao Hua-lien Taiwan Village5 - 61 km
Feng-pin Hua-lien Taiwan Village5 - 64 km
Ha-lung-t'ai T'ai-chung Taiwan Village5 - 72 km
Tao-k'eng Nan-t'ou Taiwan Village5 - 76 km
Pu-li Nan-t'ou Taiwan Village5 - 76 km
Shih-tzu-t'ou T'ai-chung Taiwan Village5 - 77 km
Hsin-le-ts'un Hsin-chu Taiwan Village5 - 78 km
Shih-ti-ping Hua-lien Taiwan City - 78 km
Tou-cheng I-lan Taiwan City - 79 km
Lu-hu Miao-li Taiwan Village5 - 79 km
Ta-chiang-k'ou Hua-lien Taiwan Village5 - 80 km
Yu-chih Nan-t'ou Taiwan Village5 - 82 km
Ta-p'ing T'ai-chung Taiwan Village5 - 82 km
Chang-yüan Hua-lien Taiwan Village5 - 85 km
Pa-she-pu Nan-t'ou Taiwan Village5 - 87 km
San-li Hua-lien Taiwan Village5 - 87 km
Chu-kao-wu Miao-li Taiwan Village5 - 89 km
Chih-hu Miao-li Taiwan Village5 - 90 km
Ch'e-ch'eng Nan-t'ou Taiwan Village4 - 90 km
Hsin-tien T'ai-pei Chuan-Shih Taiwan City - 91 km
T'ai-kao-li Hua-lien Taiwan Village5 - 92 km
Shui-li Nan-t'ou Taiwan Village5 - 93 km
San-wan Hsin-chu Shih Taiwan City - 93 km
Shih-kang T'ai-chung Taiwan City - 94 km
Pan-ch'iao T'ai-pei Taiwan Major city - 94 km
Ying-ko T'ai-pei Taiwan Village4 - 95 km
Chia-tsou-wan Pi T'ai-tung Taiwan City - 96 km
Hsin-chu Hsin-chu Shih Taiwan Major city - 97 km
Miao-li Miao-li Taiwan Major city - 98 km
Shuang-hsi T'ai-pei Taiwan Village4 - 98 km
Yü-li Hua-lien Taiwan City - 99 km
Chu-nan Hsin-chu Shih Taiwan City - 99 km
Tai-chung-hsien T'ai-chung Taiwan City - 99 km
Ming-te Nan-t'ou Taiwan Village5 - 99 km
Pei-shih-k'eng Nan-t'ou Taiwan Village5 - 99 km
Fweng-yüan T'ai-chung Taiwan Major city - 99 km
Wei-she T'ai-chung Taiwan Village5 - 100 km
Hsin-i Nan-t'ou Taiwan Village5 - 102 km
Tung-pu Nan-t'ou Taiwan Village5 - 102 km
Ch'ien-tzu-chiao Hsin-chu Shih Taiwan Village5 - 102 km
Chung-hsing-hsin-ts'un Nan-t'ou Taiwan City - 103 km
Tai-chung T'ai-chung Shih Taiwan Major city - 103 km
Cho-ch'ing-ts'un Hua-lien Taiwan Village5 - 104 km
Ts'ao-t'un Nan-t'ou Taiwan Village5 - 104 km
Shui-wei Nan-t'ou Taiwan Village5 - 105 km
Hsin-hu-k'ou Hsin-chu Taiwan Village5 - 105 km
Lu-ku-hsiang Nan-t'ou Taiwan Village5 - 105 km
Kuang-hsing-ts'un Nan-t'ou Taiwan Village5 - 105 km
Nan-tou Nan-t'ou Taiwan Major city - 106 km
Lin-kou T'ai-pei Taiwan Village4 - 107 km
Wu-shih Pi T'ai-tung Taiwan City - 107 km
Chi-lung Chi-lung Shih Taiwan City 390000 people 107 km
Shih-p'o-hsia T'ao-yuan Taiwan Village5 - 107 km
Yüan-li Miao-li Taiwan City - 108 km
Tung-hsiao Miao-li Taiwan City - 109 km
Ta-pu Chang-hua Taiwan Village5 - 109 km
Hai huang T'ai-chung Taiwan Village5 - 110 km
Chu-wei-tzu Nan-t'ou Taiwan Village5 - 112 km
Chung-fu T'ai-pei Taiwan Village5 - 113 km
Ching-shui T'ai-chung Taiwan City - 113 km
Wan-li T'ai-pei Taiwan Village4 - 114 km
Tan-shui T'ai-pei Chuan-Shih Taiwan City - 114 km
San Hsien Tai T'ai-tung Taiwan City - 115 km
Kuan-yin T'ao-yuan Taiwan Village4 - 115 km
Tien-chung Chang-hua Taiwan City - 117 km
Fu-li T'ai-tung Taiwan Village5 - 118 km
Chin-shan T'ai-pei Taiwan Village4 - 118 km
Cheng-kung T'ai-tung Taiwan City - 120 km
Ta-pang Chia-i Taiwan Village5 - 124 km
San-chih T'ai-pei Taiwan City - 124 km
Ch'ih-shang T'ai-tung Taiwan City - 125 km
Shui-chui T'ai-tung Taiwan Village5 - 128 km
Hsin-i T'ai-tung Taiwan Village5 - 130 km
Shiao-Mei Yun-lin Taiwan Village5 - 132 km
Ch'ing-hsi T'ai-tung Taiwan Village5 - 133 km
Kubura Okinawa Japan Village4 - 133 km
Kuan-shan T'ai-tung Taiwan Village5 - 134 km
Chih-chih-ya-she Chia-i Taiwan Village5 - 135 km
T'ien-liao Chia-i Taiwan Village5 - 136 km
Tu-ho T'ai-tung Taiwan Village5 - 137 km
Fu-hsing Kao-hsiung Taiwan Village5 - 137 km
Shih-pu Chia-i Taiwan Village5 - 139 km
Min-sheng-ts'un Kao-hsiung Taiwan Village5 - 139 km
Wang-kung Chang-hua Taiwan Village5 - 139 km
A-hou-liao T'ai-tung Taiwan Village5 - 141 km
Sha-shan Chang-hua Taiwan Village5 - 142 km
Chia-i Chia-i Taiwan City - 147 km
Ta-pu Chia-i Taiwan Village5 - 147 km
Yung-kang T'ai-tung Taiwan Village5 - 147 km
T'ai-hsi Chang-hua Taiwan Village5 - 148 km
Ko-la Kao-hsiung Taiwan Village5 - 148 km
San-hsing Chang-hua Taiwan Village5 - 150 km
Kuang-ta-liao Yun-lin Taiwan Village5 - 153 km
Shui-Shan Chia-i Taiwan Village5 - 154 km
Pei-chiang Yun-lin Taiwan City - 156 km
Ch'u-lu T'ai-tung Taiwan Village5 - 156 km
Chung-ch'i Yun-lin Taiwan Village5 - 156 km
Hsin-ts'o T'ai-nan Taiwan Village5 - 157 km

see full list


Critical infrastructure

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

Airports

Intensity Name IATA Code Elevation (m) Usage Runway type IFR Runway Length (ft)
Hualien HUN 16 Civ. Paved Yes 9000
Lishan LHN unknown 0
9 0
Lung Tan 241 Civ. Paved No 3200
Pa Kuei 141 0
Highway Strip 58 60 120 0
Sungshan TSA 6 Civ. Paved Yes 8500
Taoyuan 45 Mil. Paved No 10000
Highway Strip 206 23 0
Highway Strip 260 30 0
Chiayi CYI 25 Civ. Paved Yes 10000
Sun Moon Lake SMT unknown 0
Ao Hu Kou 152 0
Taichung TXG 112 Mil. Paved Yes 5300
Hsinchu HSZ 8 Civ. Paved Yes 12000
Ching Chuan Kang AB 203 Mil. Paved No 12000
Chiang Kai Shek International TPE 33 Civ. Paved Yes 12000
Yonaguni OGN 21 Civ. Paved Yes 4900
Taitung TTT 37 Mil. Paved No 11000
Green Island GNI 8 Civ. Paved No 3300
Feng Nin 42 Civ. Paved Yes 7900
Highway Strip 296 298 9 0
Kuei Jen 30 0
Highway Strip 331 334 11 0
Tainan TNN 19 Mil. Paved Yes 10000
Pingtung North 29 Mil. Paved No 8000
Pingtung South 24 Mil. Paved Yes 7800
Kangshan 10 Mil. Paved No 7500
Hateruma HTR unknown 0
Tso Ying 9 0
Makung AB MZG 31 Mil. Paved Yes 6500
Kaohsiung International KHH 9 Civ. Paved Yes 10300
Iriomote Jima 12 0
P Eng Hu 21 0
Orchid Island KYD 10 Civ. Paved No 4500
Wang An 30 0
Chi Mei CMJ unknown 0
Hengchun HCN 13 Civ. Paved No 3500
Ishigaki ISG 26 Civ. Paved Yes 4900
15 0
Changle FOC 14 Civ. Paved Yes 11800

Ports

Intensity Name LOCODE Country
Hualien TWHUN Taiwan
Suao TWSUO Taiwan
Tan Shui Taiwan
Keelung (Chilung) TWKEL Taiwan
Taichung TWTXG Taiwan
Tai Tung Taiwan
Tai Nan Taiwan
An Ping Chiang Taiwan
Irionote Island Japan
Tai Chung Taiwan
Kaohsiung TWKHH Taiwan
Peng Hu Taiwan
Lan Yu Island Taiwan
Ishigaki Japan
Ishigaki Island Japan

More information

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