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 2,133) . The alertlevel for this event is ORANGE

Intensity Population
8400 people
200000 people
390000 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 2100 people
Taiwan China 160000 people
Taiwan China 350000 people
Taiwan China 22 million people
Taiwan China 170000 people
Okinawa Japan 45000 people
Fujian China 9.7 million people
Zhejiang China 370000 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
Ao-hua I-lan Taiwan Village - 20 km
Hua-lien Hua-lien Taiwan Major city - 22 km
Ch'u-yin Hua-lien Taiwan Village - 28 km
Lo-shao Hua-lien Taiwan Village - 25 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
Feng-lin Hua-lien Taiwan Village - 46 km
Su-ao I-lan Taiwan City - 51 km
Feng-kuang Hua-lien Taiwan Village - 52 km
Sha-lao Hua-lien Taiwan Village - 61 km
I-lan I-lan Taiwan Major city - 68 km
Mi-lo Hsin-chu Taiwan Village - 43 km
Sung-pai T'ai-chung Taiwan Village - 44 km
Tu-chang I-lan Taiwan Village - 51 km
Chia-lu-lan Hua-lien Taiwan Village - 52 km
Yü-lan I-lan Taiwan Village - 58 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
Nei-wan Hsin-chu Taiwan City - 79 km
Tou-cheng I-lan Taiwan City - 79 km
Lu-hu Miao-li Taiwan Village - 79 km
Ta-lo-ma Hua-lien 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
Sung-pu Hua-lien Taiwan Village - 86 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
Chi-yu-tieh Hsin-chu 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
Ying-ko T'ai-pei Taiwan Village - 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 Village - 98 km
Tao-yüan T'ao-yuan Taiwan Major city - 99 km
Yü-li Hua-lien Taiwan City - 99 km
Chu-nan Hsin-chu Shih Taiwan City - 99 km
Taipei T'ai-pei Chuan-Shih Taiwan Capital 2.5 million people 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
Chung-li T'ao-yuan Taiwan City - 99 km
Wei-she T'ai-chung Taiwan Village - 100 km
Hsin-chu T'ao-yuan 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
Ta-jen-tung Nan-t'ou Taiwan Village - 114 km
Wan-li T'ai-pei Taiwan Village - 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 Village - 115 km
Yuan Lin Chang-hua Taiwan City - 116 km
Chang-hua Chang-hua Taiwan Major city - 117 km
Tien-chung Chang-hua Taiwan City - 117 km
Hsia-wei-liao Yun-lin Taiwan Village - 118 km
Fu-li T'ai-tung Taiwan Village - 118 km
Chin-shan T'ai-pei Taiwan Village - 118 km
T'ung-t'ou Nan-t'ou Taiwan Village - 120 km
Ha-li-wei Chia-i Taiwan Village - 120 km
Cheng-kung T'ai-tung Taiwan City - 120 km
Ho-mel Chang-hua Taiwan City - 121 km
Pei-tou Chang-hua Taiwan Village - 122 km
Ta-pang Chia-i Taiwan Village - 124 km
San-chih T'ai-pei Taiwan City - 124 km
Ta-t'u-t'ou Chang-hua Taiwan Village - 125 km
Ch'ih-shang T'ai-tung Taiwan City - 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
Shui-chui T'ai-tung Taiwan Village - 128 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
Pao-shan-ts'un Kao-hsiung Taiwan Village - 160 km
Ta-nan T'ai-tung Taiwan Village - 168 km
Tun-na-tsun Kao-hsiung Taiwan Village - 171 km
La-chia T'ai-tung Taiwan Village - 180 km
P'ai-wan-she P'ing-tung Taiwan Village - 183 km
Ch'ü-nu P'ing-tung Taiwan Village - 184 km
Tai-ma T'ai-tung Taiwan Village - 185 km
San-ti P'ing-tung Taiwan Village - 192 km
Chieh-ta-ts'un T'ai-tung Taiwan Village - 194 km
Chin-lun T'ai-tung Taiwan Village - 195 km
K'o-la-p'a-yang T'ai-tung Taiwan Village - 197 km
Chia-p'ing P'ing-tung Taiwan Village - 200 km
Hsia-ta-chi T'ai-tung Taiwan Village - 203 km
Shang-fan T'ai-tung Taiwan Village - 205 km
Ku-lou P'ing-tung Taiwan Village - 209 km
Cho-chia-la T'ai-tung Taiwan Village - 212 km
Hoshitate Okinawa Japan Village - 212 km
Ta-niao T'ai-tung Taiwan Village - 212 km
Shirabaramitake Okinawa Japan Village - 213 km
Lung-men P'eng-hu Taiwan Village - 215 km
Honai Okinawa Japan Village - 216 km
Li-chi-li-chi-she P'ing-tung Taiwan Village - 217 km
Ch'eng-ch'ien P'eng-hu Taiwan Village - 221 km
Toyohara Okinawa Japan Village - 222 km
Kao-hsiung Kao-hsiung Chuen-shih Taiwan Major city - 223 km
Ta-wu T'ai-tung Taiwan City - 223 km
Ma-kung P'eng-hu Taiwan Major city - 223 km
Ch'ang-an P'eng-hu Taiwan Village - 224 km
Chu-mu-shui P'eng-hu Taiwan Village - 224 km
P'eng-hu-erh-ts'un P'eng-hu Taiwan Village - 226 km
Nei-wen P'ing-tung Taiwan Village - 227 km
Ta-lin-pu Kao-hsiung Taiwan Village - 227 km
Chu-kao-wan P'eng-hu Taiwan Village - 229 km
Feng-kuei-li P'eng-hu Taiwan Village - 229 km
Chia-ho-ts'un P'ing-tung Taiwan Village - 230 km
I-la-la-la-k'ou T'ai-tung Taiwan Village - 231 km
Hsu-hai P'ing-tung Taiwan Village - 233 km
Yeh-yu T'ai-tung Taiwan Village - 233 km
Wai-an P'eng-hu Taiwan Village - 235 km
Fang-shan P'ing-tung Taiwan Village - 235 km
Hung-t'on T'ai-tung Taiwan Village - 235 km
Chia-hsin P'ing-tung Taiwan Village - 237 km
Agarisuji Okinawa Japan Village - 238 km
Cao Yu Fujian China Village - 238 km
Chiang tzu P'ing-tung Taiwan Village - 238 km
Mu-tan P'ing-tung Taiwan Village - 239 km
Houtian Fujian China Village - 239 km
Feng-chiang P'ing-tung Taiwan Village - 241 km
Liu-chiu Hsu P'ing-tung Taiwan City - 241 km
Pa-yao-lu P'ing-tung Taiwan Village - 244 km
Pingtan Fujian China Village - 245 km
Fuye Fujian China Village - 245 km
Ta-ch'iu Fujian China Village - 248 km
Che-cheng P'ing-tung Taiwan Village - 251 km
Kuo-ch'i P'ing-tung Taiwan Village - 252 km
Ishigaki Okinawa Japan City 45000 people 252 km
She-liao P'ing-tung Taiwan Village - 253 km
Chung-p'ing P'eng-hu Taiwan Village - 254 km
Qingfeng Fujian China Village - 254 km
Hsieh-ma-li P'ing-tung Taiwan Village - 254 km
Nanri Fujian China Village - 254 km
Heng-chjun P'ing-tung Taiwan City - 257 km
Fubai Okinawa Japan Village - 258 km
Gaoshan Fujian China Village - 261 km
Shirafu Okinawa Japan Village - 261 km
Kenting P'ing-tung Taiwan Village - 261 km
O-luan-pi P'ing-tung Taiwan City - 262 km
Ta-kuang P'ing-tung Taiwan Village - 263 km
Shicheng Fujian China Village - 265 km
Maobitou P'ing-tung Taiwan City - 266 km
Pinghai Fujian China Village - 269 km
Hirano Okinawa Japan Village - 273 km
Longtian Fujian China City - 276 km
Daitou Fujian China City - 279 km
Tangbian Fujian China City - 280 km
Wuhang Fujian China City - 283 km
P'u-hsi Fujian China Village - 283 km
Yuxi Fujian China City - 289 km
Chongwu Fujian China City - 290 km
Kongcheng Fujian China City - 290 km
Hushi Fujian China City - 292 km
Chiang-k'ou Fujian China Village - 292 km
Dawu Fujian China Village - 295 km
Tantou Fujian China Village 1600 people 296 km
Fengwei Fujian China Village - 296 km
Hanjiang Fujian China City - 297 km
Quqiao Fujian China Village - 299 km
Fengwo Fujian China Village - 301 km
Langqi Fujian China City - 301 km
Ting-hai Fujian China Village - 302 km
Hsiang-chih Fujian China Village - 303 km
Putian Fujian China City 380000 people 304 km
Luocheng Fujian China Village - 308 km
Yongning Fujian China Village 8500 people 310 km
Yixu Fujian China Village - 310 km
Shihu Fujian China Village 3200 people 311 km
Shiokawa Okinawa Japan Village - 312 km
Weitou Fujian China Village - 316 km
Shih-shih Fujian China Village - 316 km
Fuzhou Fujian China Major city 1.2 million people 320 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
9 0 64 km
Lishan LHN unknown 0 48 km
Sun Moon Lake SMT unknown 0 82 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
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
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
Yonaguni OGN 21 Civ. Paved Yes 4900 136 km
Highway Strip 260 30 0 146 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
Tso Ying 9 0 215 km
Kaohsiung International KHH 9 Civ. Paved Yes 10300 222 km
Hateruma HTR unknown 0 214 km
Makung AB MZG 31 Mil. Paved Yes 6500 219 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
Matsu South 30 0 281 km
Changle FOC 14 Civ. Paved Yes 11800 283 km
Ma Tsu 13 Civ. Paved No 2900 285 km
24 0 306 km
9 0 313 km
19 0 314 km
Qingyang IQN 21 0 321 km
Jinjiang JJN 6 0 321 km

Ports

Intensity Name LOCODE Country Distance
Hualien TWHUN Taiwan 19 km
Suao TWSUO Taiwan 52 km
Keelung (Chilung) TWKEL Taiwan 108 km
Tan Shui Taiwan 117 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
Matsu Island Taiwan 284 km
Xiuyu China 297 km
Lo Hsing Ta Mao Ti China 302 km
Fuzhou CNFOC China 319 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.