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

Hazard models

EQ parameters
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: 6.4M
Depth: 9.45 Km
Lat/Lon: 24.1578 , 121.6796
Event Date: 06 Feb 2018 15:50 UTC
06 Feb 2018 23:50 Local
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 (Taiwan)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 Tsunami GDACS score
NEIC 0.8 0.1 0.8
us1000chhc Scaled population (vector) 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 0.8 06 Feb 2018 15:50 6.4M, 9.45km 7.53 170 thousand (in MMI>=VII) 0.1m (at 00:14) 00:21 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 China ,of Taiwan (population 4,525) . The alertlevel for this event is ORANGE

Intensity Population
13000 people
190000 people
20000 people


Shakemaps Timeline

AlertShake id #ScoreepisodeidLat/LonMagnitudeDepthMax MMIDate shake (UTC)Delay (hh:mm) 
1 0.5 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 1197605 24.174/121.653 6.4 10.64 6.7 06 Feb 2018 18:42 02:51 (upd of #2)
4 0.5 1197605 24.174/121.653 6.4 10.64 7.34 07 Feb 2018 02:00 10:10 (upd of #3)
5 0.8 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 4500 people
Taiwan China 150000 people
Taiwan China 19000 people
Taiwan China 8.5 million people
Taiwan China 14 million people
Okinawa Japan 45000 people
Fujian China 1.7 million people

Affected populated places. Areas of interest

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 Village - 16 km
Hua-lien Hua-lien Taiwan Major city - 22 km
Ao-hua I-lan Taiwan Village - 20 km
Lo-shao Hua-lien Taiwan Village - 25 km
Ch'u-yin Hua-lien Taiwan Village - 28 km
Jung-shu Hua-lien Taiwan Village - 28 km
Nan-ao I-lan Taiwan City - 37 km
Feng-shan Hua-lien Taiwan Village - 39 km
Shui-lien Hua-lien Taiwan Village - 43 km
Mi-lo Hsin-chu Taiwan Village - 43 km
Sung-pai T'ai-chung Taiwan Village - 44 km
Feng-lin Hua-lien Taiwan Village - 46 km
Tu-chang I-lan Taiwan Village - 51 km
Su-ao I-lan Taiwan City - 51 km
Yü-lan I-lan Taiwan Village - 58 km
I-lan I-lan Taiwan Major city - 68 km
Nei-wan Hsin-chu Taiwan City - 79 km
Ta-lo-ma Hua-lien Taiwan Village - 79 km
Sung-pu Hua-lien Taiwan Village - 86 km
Chi-yu-tieh Hsin-chu Taiwan Village - 93 km
Ying-ko T'ai-pei Taiwan Village - 95 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 Village - 100 km
Ta-jen-tung Nan-t'ou Taiwan Village - 114 km
Tan-shui T'ai-pei Chuan-Shih Taiwan City - 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 Village - 118 km
T'ung-t'ou Nan-t'ou Taiwan Village - 120 km
Ha-li-wei Chia-i Taiwan Village - 120 km
Ho-mel Chang-hua Taiwan City - 121 km
Pei-tou Chang-hua Taiwan Village - 122 km
Ta-t'u-t'ou Chang-hua Taiwan Village - 125 km
Hsi-chou Chang-hua Taiwan Village - 126 km
San-pan-t'ou Yun-lin Taiwan Village - 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 Village - 130 km
Hsi-lo Chang-hua Taiwan City - 131 km
Ting-chuang Chang-hua Taiwan Village - 132 km
Hu-wei Yun-lin Taiwan Village - 137 km
Erh-lin Chang-hua Taiwan City - 137 km
Chia-i Chia-i Taiwan Village - 140 km
T'u-k'u-chuang Yun-lin Taiwan Village - 143 km
Ma-kuang Yun-lin Taiwan Village - 145 km
Ting-liao Chia-i Taiwan Village - 145 km
Pao-chung Yun-lin Taiwan Village - 149 km
T'an-tzu-ch'ien Chia-i Taiwan Village - 152 km
Chia-lung Yun-lin Taiwan Village - 156 km
Feng-kuang Hua-lien Taiwan Village - 52 km
Chia-lu-lan Hua-lien Taiwan Village - 52 km
Sha-lao Hua-lien Taiwan Village - 61 km
Feng-pin Hua-lien Taiwan Village - 64 km
Ha-lung-t'ai T'ai-chung Taiwan Village - 72 km
Fu-min Hua-lien Taiwan Village - 73 km
Tao-k'eng Nan-t'ou Taiwan Village - 76 km
Pu-li Nan-t'ou Taiwan Village - 76 km
Shih-tzu-t'ou T'ai-chung Taiwan Village - 77 km
Hsin-le-ts'un Hsin-chu Taiwan Village - 78 km
Shih-ti-ping Hua-lien Taiwan City - 78 km
Tou-cheng I-lan Taiwan City - 79 km
Lu-hu Miao-li Taiwan Village - 79 km
Ta-chiang-k'ou Hua-lien Taiwan Village - 80 km
Yu-chih Nan-t'ou Taiwan Village - 82 km
Ta-p'ing T'ai-chung Taiwan Village - 82 km
Chang-yüan Hua-lien Taiwan Village - 85 km
Pa-she-pu Nan-t'ou Taiwan Village - 87 km
San-li Hua-lien Taiwan Village - 87 km
Chu-kao-wu Miao-li Taiwan Village - 89 km
Chih-hu Miao-li Taiwan Village - 90 km
Ch'e-ch'eng Nan-t'ou Taiwan Village - 90 km
Hsin-tien T'ai-pei Chuan-Shih Taiwan City - 91 km
T'ai-kao-li Hua-lien Taiwan Village - 92 km
Shui-li Nan-t'ou Taiwan Village - 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
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 Village - 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 Village - 99 km
Pei-shih-k'eng Nan-t'ou Taiwan Village - 99 km
Fweng-yüan T'ai-chung Taiwan Major city - 99 km
Wei-she T'ai-chung Taiwan Village - 100 km
Hsin-i Nan-t'ou Taiwan Village - 102 km
Tung-pu Nan-t'ou Taiwan Village - 102 km
Ch'ien-tzu-chiao Hsin-chu Shih Taiwan Village - 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 Village - 104 km
Ts'ao-t'un Nan-t'ou Taiwan Village - 104 km
Shui-wei Nan-t'ou Taiwan Village - 105 km
Hsin-hu-k'ou Hsin-chu Taiwan Village - 105 km
Lu-ku-hsiang Nan-t'ou Taiwan Village - 105 km
Kuang-hsing-ts'un Nan-t'ou Taiwan Village - 105 km
Nan-tou Nan-t'ou Taiwan Major city - 106 km
Lin-kou T'ai-pei Taiwan Village - 107 km
Wu-shih Pi T'ai-tung Taiwan City - 107 km
Chi-lung Chi-lung Shih Taiwan City 400000 people 107 km
Shih-p'o-hsia T'ao-yuan Taiwan Village - 107 km
Yüan-li Miao-li Taiwan City - 108 km
Tung-hsiao Miao-li Taiwan City - 109 km
Ta-pu Chang-hua Taiwan Village - 109 km
Hai huang T'ai-chung Taiwan Village - 110 km
Chu-wei-tzu Nan-t'ou Taiwan Village - 112 km
Chung-fu T'ai-pei Taiwan Village - 113 km
Ching-shui T'ai-chung Taiwan City - 113 km
Wan-li T'ai-pei Taiwan Village - 114 km
San Hsien Tai T'ai-tung Taiwan City - 115 km
Kuan-yin T'ao-yuan Taiwan Village - 115 km
Tien-chung Chang-hua Taiwan City - 117 km
Fu-li T'ai-tung Taiwan Village - 118 km
Chin-shan T'ai-pei Taiwan Village - 118 km
Cheng-kung T'ai-tung Taiwan City - 120 km
Ta-pang Chia-i Taiwan Village - 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 Village - 128 km
Hsin-i T'ai-tung Taiwan Village - 130 km
Shiao-Mei Yun-lin Taiwan Village - 132 km
Ch'ing-hsi T'ai-tung Taiwan Village - 133 km
Kubura Okinawa Japan Village - 133 km
Kuan-shan T'ai-tung Taiwan Village - 134 km
Chih-chih-ya-she Chia-i Taiwan Village - 135 km
T'ien-liao Chia-i Taiwan Village - 136 km
Tu-ho T'ai-tung Taiwan Village - 137 km
Fu-hsing Kao-hsiung Taiwan Village - 137 km
Shih-pu Chia-i Taiwan Village - 139 km
Min-sheng-ts'un Kao-hsiung Taiwan Village - 139 km
Wang-kung Chang-hua Taiwan Village - 139 km
A-hou-liao T'ai-tung Taiwan Village - 141 km
Sha-shan Chang-hua Taiwan Village - 142 km
Hsin-ch'i-liao Yun-lin Taiwan Village - 143 km
Chia-i Chia-i Taiwan City - 147 km
Ta-pu Chia-i Taiwan Village - 147 km
Yung-kang T'ai-tung Taiwan Village - 147 km
T'ai-hsi Chang-hua Taiwan Village - 148 km
Ko-la Kao-hsiung Taiwan Village - 148 km
San-hsing Chang-hua Taiwan Village - 150 km
Kuang-ta-liao Yun-lin Taiwan Village - 153 km
Shui-Shan Chia-i Taiwan Village - 154 km
Pei-chiang Yun-lin Taiwan City - 156 km
Ch'u-lu T'ai-tung Taiwan Village - 156 km
Chung-ch'i Yun-lin Taiwan Village - 156 km
Hsin-ts'o T'ai-nan Taiwan Village - 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) Distance
Hualien HUN 16 Civ. Paved Yes 9000 16 km
Lishan LHN unknown 0 48 km
9 0 64 km
Lung Tan 241 Civ. Paved No 3200 89 km
Pa Kuei 141 0 94 km
Highway Strip 58 60 120 0 102 km
Sungshan TSA 6 Civ. Paved Yes 8500 102 km
Taoyuan 45 Mil. Paved No 10000 109 km
Chiang Kai Shek International TPE 33 Civ. Paved Yes 12000 112 km
Highway Strip 206 23 0 123 km
Highway Strip 260 30 0 146 km
Sun Moon Lake SMT unknown 0 82 km
Ao Hu Kou 152 0 102 km
Taichung TXG 112 Mil. Paved Yes 5300 104 km
Hsinchu HSZ 8 Civ. Paved Yes 12000 105 km
Ching Chuan Kang AB 203 Mil. Paved No 12000 108 km
Yonaguni OGN 21 Civ. Paved Yes 4900 136 km
Chiayi CYI 25 Civ. Paved Yes 10000 152 km
Taitung TTT 37 Mil. Paved No 11000 160 km
Green Island GNI 8 Civ. Paved No 3300 166 km
Feng Nin 42 Civ. Paved Yes 7900 166 km
Highway Strip 296 298 9 0 178 km
Kuei Jen 30 0 193 km
Highway Strip 331 334 11 0 199 km
Tainan TNN 19 Mil. Paved Yes 10000 201 km
Pingtung North 29 Mil. Paved No 8000 203 km
Pingtung South 24 Mil. Paved Yes 7800 206 km
Kangshan 10 Mil. Paved No 7500 210 km
Hateruma HTR unknown 0 214 km
Tso Ying 9 0 215 km
Makung AB MZG 31 Mil. Paved Yes 6500 219 km
Kaohsiung International KHH 9 Civ. Paved Yes 10300 222 km
Iriomote Jima 12 0 223 km
P Eng Hu 21 0 225 km
Orchid Island KYD 10 Civ. Paved No 4500 236 km
Wang An 30 0 239 km
Chi Mei CMJ unknown 0 252 km
Hengchun HCN 13 Civ. Paved No 3500 254 km
Ishigaki ISG 26 Civ. Paved Yes 4900 255 km
15 0 274 km
Changle FOC 14 Civ. Paved Yes 11800 283 km

Ports

Intensity Name LOCODE Country Distance
Hualien TWHUN Taiwan 19 km
Suao TWSUO Taiwan 52 km
Tan Shui Taiwan 117 km
Keelung (Chilung) TWKEL Taiwan 108 km
Taichung TWTXG Taiwan 119 km
Tai Tung Taiwan 169 km
Tai Nan Taiwan 186 km
An Ping Chiang Taiwan 202 km
Irionote Island Japan 212 km
Tai Chung Taiwan 222 km
Kaohsiung TWKHH Taiwan 225 km
Peng Hu Taiwan 230 km
Lan Yu Island Taiwan 233 km
Ishigaki Japan 253 km
Ishigaki Island Japan 254 km

Dams

Intensity Reservoir Dam Name River Year Distance
Guguan Dajiaxi 1961 68 km
Shihmen Tahan 1964 84 km
Mingteh Houlung 1970 93 km
Tsengwen Tsengwen 1973 154 km
Wushantou Offstream Kuantien 1930 170 km
Nagura Nagura Naguragawa 1996 255 km
Maezato Maezato Miyaragawa 1982 258 km
Sokobaru Sokobaru Sokobarugawa 1992 260 km

More information

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