M 6.9 in China on 18 Sep 2022 06:44 UTC

Hazard models

EQ parameters
Shakemap
Tsunami

Event summary

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

Earthquake Magnitude: 6.9M
Depth: 10 Km
Lat/Lon: 23.1589 , 121.316
Event Date: 18 Sep 2022 06:44 UTC
18 Sep 2022 14:44 Local
Exposed Population: About 54000 people in MMI
140 thousand (in MMI>=VII)
Source: NEIC us7000i90q
Inserted at: 18 Sep 2022 07:27 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 1 0.4 1
us7000i90q Scaled population (raster) 4.42 Max wave alert 0.41m  
  C1 shakemap -0.59 Max wave realtime 0.41m  
  C2 shakemap 0.53      
  Country Vulnerability 0      
  INFORM_normalised 0.82      
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
1462665 0.1 18 Sep 2022 06:44 6.8M, 10km N/A 2.3 million (in 100km) 0.2m (at 00:00) 00:10 GEOFON
1462666 0.8 18 Sep 2022 06:44 7.2M, 10km N/A 1.8 million (in 100km) 0.9m (at 00:25) 00:12 NTWC
1462674 1 18 Sep 2022 06:44 7.2M, 10km 8.12 150 thousand (in MMI>=VII) 0.9m (at 00:19) 00:23 NEIC
1462682 1 18 Sep 2022 06:44 6.9M, 10km 8.24 140 thousand (in MMI>=VII) 0.4m (at 00:00) 00:43 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 9,312) . The alertlevel for this event is GREEN

Intensity Population
23000 people
77000 people
390000 people
9.1 million people


Shakemaps Timeline

AlertShake id #ScoreepisodeidLat/LonMagnitudeDepthMax MMIDate shake (UTC)Delay (hh:mm) 
1 1 1462682 23.144/121.307 7.2 10.0 8.117 18 Sep 2022 07:11 00:27 (new episode)
2 0.9 1462682 23.159/121.316 6.9 10.0 8.087 18 Sep 2022 07:32 00:48 (upd of #1)
3 0.9 1462682 23.159/121.316 6.9 10.0 8.087 18 Sep 2022 08:51 02:07 (upd of #2)
4 0.9 1462682 23.159/121.316 6.9 10.0 7.924 18 Sep 2022 14:01 07:17 (upd of #3)
5 0.9 1462682 23.159/121.316 6.9 10.0 8.225 19 Sep 2022 02:40 19:56 (upd of #4)
6 0.9 1462682 23.159/121.316 6.9 10.0 8.225 19 Sep 2022 07:40 1d 00:56 (upd of #5)
7 1 1462682 23.159/121.316 6.9 10.0 8.237 19 Sep 2022 19:40 1d 12:56 (upd of #6)

Affected Provinces

Intensity Region Province Country Population
Taiwan China 9300 people
Taiwan China 47000 people
Taiwan China 140000 people
Taiwan China 8.3 million people
Taiwan China 7 million people
Okinawa Japan no people
Fujian China 930000 people

Affected populated places. Areas of interest

Intensity Name Region Province Country City class Population Distance
San Hsien Tai T'ai-tung Taiwan City - 7 km
Cheng-kung T'ai-tung Taiwan City - 7 km
Fu-li T'ai-tung Taiwan Village - 8 km
Wu-shih Pi T'ai-tung Taiwan City - 12 km
Shui-chui T'ai-tung Taiwan Village - 13 km
Ch'ih-shang T'ai-tung Taiwan City - 13 km
Hsin-i T'ai-tung Taiwan Village - 15 km
Ch'ing-hsi T'ai-tung Taiwan Village - 16 km
Cho-ch'ing-ts'un Hua-lien Taiwan Village - 17 km
Yü-li Hua-lien Taiwan City - 20 km
Kuan-shan T'ai-tung Taiwan Village - 21 km
Tu-ho T'ai-tung Taiwan Village - 21 km
Chia-tsou-wan Pi T'ai-tung Taiwan City - 22 km
T'ai-kao-li Hua-lien Taiwan Village - 25 km
A-hou-liao T'ai-tung Taiwan Village - 26 km
San-li Hua-lien Taiwan Village - 30 km
Sung-pu Hua-lien Taiwan Village - 31 km
Yung-kang T'ai-tung Taiwan Village - 32 km
Chang-yüan Hua-lien Taiwan Village - 32 km
Ta-chiang-k'ou Hua-lien Taiwan Village - 37 km
Ta-lo-ma Hua-lien Taiwan Village - 38 km
Shih-ti-ping Hua-lien Taiwan City - 40 km
Ch'u-lu T'ai-tung Taiwan Village - 41 km
Chi-hsing T'ai-tung Taiwan Village - 42 km
Fu-min Hua-lien Taiwan Village - 45 km
Tai-tung T'ai-tung Taiwan City - 48 km
Ta-nan T'ai-tung Taiwan Village - 52 km
Feng-pin Hua-lien Taiwan Village - 53 km
Fu-hsing Kao-hsiung Taiwan Village - 53 km
Nan-liao T'ai-tung Taiwan Village - 56 km
Sha-lao Hua-lien Taiwan Village - 56 km
Chien-ho T'ai-tung Taiwan Village - 57 km
Hai-shen-p'ing T'ai-tung Taiwan Village - 59 km
Tung-pu Nan-t'ou Taiwan Village - 60 km
Ko-la Kao-hsiung Taiwan Village - 60 km
Min-sheng-ts'un Kao-hsiung Taiwan Village - 63 km
Chia-lu-lan Hua-lien Taiwan Village - 65 km
Pao-shan-ts'un Kao-hsiung Taiwan Village - 65 km
Feng-kuang Hua-lien Taiwan Village - 66 km
Lao-nung Kao-hsiung Taiwan Village - 67 km
Ta-pang Chia-i Taiwan Village - 68 km
La-chia T'ai-tung Taiwan Village - 68 km
Tun-na-tsun Kao-hsiung Taiwan Village - 69 km
Tai-ma T'ai-tung Taiwan Village - 69 km
Hsin-i Nan-t'ou Taiwan Village - 69 km
Feng-lin Hua-lien Taiwan Village - 73 km
Shui-lien Hua-lien Taiwan Village - 74 km
Chih-chih-ya-she Chia-i Taiwan Village - 74 km
Ha-li-wei Chia-i Taiwan Village - 75 km
Ch'ü-nu P'ing-tung Taiwan Village - 75 km
Chia-hsien-pu Kao-hsiung Taiwan Village - 76 km
Ta-pu Chia-i Taiwan Village - 76 km
Ming-te Nan-t'ou Taiwan Village - 76 km
P'ai-wan-she P'ing-tung Taiwan Village - 77 km
Lu-ku-hsiang Nan-t'ou Taiwan Village - 79 km
Feng-shan Hua-lien Taiwan Village - 79 km
Chin-lun T'ai-tung Taiwan Village - 79 km
Chieh-ta-ts'un T'ai-tung Taiwan Village - 79 km
Shao-t'an-k'eng Kao-hsiung Taiwan Village - 79 km
Pa-she-pu Nan-t'ou Taiwan Village - 82 km
K'o-la-p'a-yang T'ai-tung Taiwan Village - 83 km
Hsin-liao Kao-hsiung Taiwan Village - 83 km
Ch'ang-jung-ts'un P'ing-tung Taiwan Village - 83 km
Chia-jui-pu P'ing-tung Taiwan Village - 84 km
San-ti P'ing-tung Taiwan Village - 85 km
Ta-jen-tung Nan-t'ou Taiwan Village - 86 km
Mei-nung Kao-hsiung Taiwan Village - 86 km
Shih-pu Chia-i Taiwan Village - 86 km
Shan-tzu-ting T'ai-nan Taiwan Village - 86 km
Kuang-hsing-ts'un Nan-t'ou Taiwan Village - 86 km
Hsia-ta-chi T'ai-tung Taiwan Village - 86 km
T'ung-t'ou Nan-t'ou Taiwan Village - 87 km
Shui-li Nan-t'ou Taiwan Village - 88 km
Ch'e-ch'eng Nan-t'ou Taiwan Village - 89 km
Yü-ching T'ai-nan Taiwan Village - 89 km
T'ien-liao Chia-i Taiwan Village - 89 km
Chia-p'ing P'ing-tung Taiwan Village - 89 km
Tao-k'eng Nan-t'ou Taiwan Village - 89 km
Ch'u-yin Hua-lien Taiwan Village - 90 km
Yu-chih Nan-t'ou Taiwan Village - 91 km
Chi-shan Kao-hsiung Taiwan City - 91 km
Jung-shu Hua-lien Taiwan Village - 92 km
Shiao-Mei Yun-lin Taiwan Village - 92 km
Hsiao-chung-lin P'ing-tung Taiwan Village - 92 km
Pei-shih-k'eng Nan-t'ou Taiwan Village - 92 km
Pei-shih-k'eng T'ai-nan Taiwan Village - 92 km
Chu-wei-tzu Nan-t'ou Taiwan Village - 93 km
Hsiao-wu-shan Kao-hsiung Taiwan Village - 94 km
Ku-keng Yun-lin Taiwan Village - 95 km
Shui-wei Nan-t'ou Taiwan Village - 95 km
Kuo-chiang-tzu P'ing-tung Taiwan Village - 95 km
K'ou-she-liao T'ai-nan Taiwan Village - 95 km
Hua-lien Hua-lien Taiwan Major city - 95 km
Hsin-ts'o T'ai-nan Taiwan Village - 96 km
Chia-i Chia-i Taiwan City - 96 km
Tung-shan T'ai-nan Taiwan Village - 96 km
Tung-ning P'ing-tung Taiwan Village - 98 km
Hsia-wei-liao Yun-lin Taiwan Village - 99 km
Kuo-i T'ai-nan Taiwan Village - 99 km
Hsin-wu-hsia P'ing-tung Taiwan Village - 99 km
Shui-Shan Chia-i Taiwan Village - 100 km
Tou-liu Yun-lin Taiwan Major city - 100 km
Ta-p'ing-ting P'ing-tung Taiwan Village - 100 km
Yün-lin Yun-lin Taiwan City - 101 km
Ta-shan Hua-lien Taiwan Village - 101 km
Kuan-t'ien T'ai-nan Taiwan Village - 101 km
Ping-tung P'ing-tung Taiwan Major city - 101 km
Chia-i Chia-i Taiwan Village - 102 km
Chia-Pa T'ai-nan Taiwan Village - 103 km
Ting-liao Chia-i Taiwan Village - 103 km
Hsin-ying T'ai-nan Taiwan Major city - 104 km
Hsin-pu Kao-hsiung Taiwan Village - 105 km
San-chieh-i T'ai-nan Taiwan Village - 105 km
Chao-chou P'ing-tung Taiwan City - 105 km
Hsin-hua T'ai-nan Taiwan City - 106 km
Ta-shu P'ing-tung Taiwan Village - 106 km
Shih-t'ou P'ing-tung Taiwan Village - 106 km
A-lian Kao-hsiung Taiwan Village - 107 km
Wan-tan P'ing-tung Taiwan Village - 107 km
San-pan-t'ou Yun-lin Taiwan Village - 107 km
She-nei T'ai-nan Taiwan Village - 108 km
Tien-chung Chang-hua Taiwan City - 108 km
Pao-she-chia Kao-hsiung Taiwan Village - 109 km
Ho-liao-tzu T'ai-nan Taiwan Village - 109 km
T'an-tzu-ch'ien Chia-i Taiwan Village - 110 km
Hu-wei Yun-lin Taiwan Village - 110 km
Shang-fan T'ai-tung Taiwan Village - 90 km
Ta-niao T'ai-tung Taiwan Village - 96 km
Ku-lou P'ing-tung Taiwan Village - 96 km
Cho-chia-la T'ai-tung Taiwan Village - 97 km
Pu-li Nan-t'ou Taiwan Village - 97 km
Shih-tzu-t'ou T'ai-chung Taiwan Village - 102 km
Li-chi-li-chi-she P'ing-tung Taiwan Village - 104 km
Nan-tou Nan-t'ou Taiwan Major city - 106 km
Ta-wu T'ai-tung Taiwan City - 107 km
Chung-hsing-hsin-ts'un Nan-t'ou Taiwan City - 107 km
Hsin-ch'eng Hua-lien Taiwan City - 112 km
Nei-wen P'ing-tung Taiwan Village - 112 km
Ta-p'ing T'ai-chung Taiwan Village - 114 km
T'ieh-chia-lung-she Hua-lien Taiwan City - 115 km
Hsu-hai P'ing-tung Taiwan Village - 116 km
Chia-ho-ts'un P'ing-tung Taiwan Village - 117 km
Lo-shao Hua-lien Taiwan Village - 117 km
Ta-pu Chang-hua Taiwan Village - 119 km
Ha-lung-t'ai T'ai-chung Taiwan Village - 120 km
Fang-shan P'ing-tung Taiwan Village - 121 km
Chia-hsin P'ing-tung Taiwan Village - 121 km
I-la-la-la-k'ou T'ai-tung Taiwan Village - 122 km
Chiang tzu P'ing-tung Taiwan Village - 122 km
Sung-pai T'ai-chung Taiwan Village - 122 km
Ta-lin-pu Kao-hsiung Taiwan Village - 123 km
Mu-tan P'ing-tung Taiwan Village - 123 km
Yeh-yu T'ai-tung Taiwan Village - 124 km
Feng-chiang P'ing-tung Taiwan Village - 125 km
Hung-t'on T'ai-tung Taiwan Village - 126 km
Pa-yao-lu P'ing-tung Taiwan Village - 127 km
Tai-chung T'ai-chung Shih Taiwan Major city - 127 km
T'ai-hsi Chang-hua Taiwan Village - 132 km
Liu-chiu Hsu P'ing-tung Taiwan City - 132 km
Fweng-yüan T'ai-chung Taiwan Major city - 133 km
Kuo-ch'i P'ing-tung Taiwan Village - 135 km
Che-cheng P'ing-tung Taiwan Village - 135 km
Shih-kang T'ai-chung Taiwan City - 136 km
Tai-chung-hsien T'ai-chung Taiwan City - 136 km
Ao-hua I-lan Taiwan Village - 137 km
She-liao P'ing-tung Taiwan Village - 137 km
Hsieh-ma-li P'ing-tung Taiwan Village - 138 km
Heng-chjun P'ing-tung Taiwan City - 141 km
Mi-lo Hsin-chu Taiwan Village - 142 km
Wei-she T'ai-chung Taiwan Village - 144 km
Kenting P'ing-tung Taiwan Village - 144 km
O-luan-pi P'ing-tung Taiwan City - 145 km
Ching-shui T'ai-chung Taiwan City - 145 km
Ta-kuang P'ing-tung Taiwan Village - 147 km
Chu-kao-wu Miao-li Taiwan Village - 148 km
Hai huang T'ai-chung Taiwan Village - 154 km
Yüan-li Miao-li Taiwan City - 156 km
I-lan I-lan Taiwan Major city - 183 km
Taipei T'ai-pei Chuan-Shih Taiwan Capital 2.5 million people 209 km
Dawu Fujian China Village - 318 km
Hushi Fujian China City - 329 km
Quqiao Fujian China Village - 338 km
Hanjiang Fujian China City - 339 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
Taitung TTT 37 Mil. Paved No 11000 43 km
Feng Nin 42 Civ. Paved Yes 7900 50 km
Green Island GNI 8 Civ. Paved No 3300 56 km
Sun Moon Lake SMT unknown 0 89 km
Pingtung North 29 Mil. Paved No 8000 100 km
Chiayi CYI 25 Civ. Paved Yes 10000 100 km
Hualien HUN 16 Civ. Paved Yes 9000 101 km
Highway Strip 260 30 0 102 km
Pingtung South 24 Mil. Paved Yes 7800 103 km
Kuei Jen 30 0 108 km
Highway Strip 296 298 9 0 109 km
Highway Strip 331 334 11 0 111 km
Tainan TNN 19 Mil. Paved Yes 10000 116 km
Kangshan 10 Mil. Paved No 7500 116 km
Tso Ying 9 0 118 km
Kaohsiung International KHH 9 Civ. Paved Yes 10300 118 km
Highway Strip 206 23 0 122 km
Lishan LHN unknown 0 121 km
Orchid Island KYD 10 Civ. Paved No 4500 127 km
Taichung TXG 112 Mil. Paved Yes 5300 132 km
Hengchun HCN 13 Civ. Paved No 3500 138 km
Ching Chuan Kang AB 203 Mil. Paved No 12000 141 km
9 0 180 km
Sungshan TSA 6 Civ. Paved Yes 8500 213 km

Ports

Intensity Name LOCODE Country Distance
Tai Tung Taiwan 52 km
Hualien TWHUN Taiwan 97 km
Tai Nan Taiwan 102 km
An Ping Chiang Taiwan 120 km
Taichung TWTXG Taiwan 145 km
Kaohsiung TWKHH Taiwan 124 km
Lan Yu Island Taiwan 125 km

Dams

Intensity Reservoir Dam Name River Year Distance
Tsengwen Tsengwen 1973 80 km
Wushantou Offstream Kuantien 1930 97 km
Guguan Dajiaxi 1961 120 km

Nuclear plants

Intensity Name Country Reactors Distance
MAANSHAN TAIWAN 2 144 km
LUNG-MEI TAIWAN 2 145 km

More information

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