M 5.5 in China on 25 Jan 2023 19:49 UTC

Hazard models

Rapid Impact
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: 5.5M
Depth: 10 Km
Lat/Lon: 29.7656 , 102.0473
Event Date: 25 Jan 2023 19:49 UTC
26 Jan 2023 03:49 Local
Exposed Population: 6 thousand in MMI VI
Source: NEIC us6000jj8s
Inserted at: 25 Jan 2023 20:16 UTC
INFORM Coping capacity of the alert score: 3.6 (China)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 GDACS score
NEIC 0 0
us6000jj8s Scaled population (vector) 0  
  C1 shakemap -0.37  
  C2 shakemap 0.76  
  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
1485466 0 25 Jan 2023 19:49 5.5M, 10km 6.44 N/A (in MMI>=VII) 00:26 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 Sichuan (population 118,811,800) . The alertlevel for this event is GREEN

Intensity Population
3400 people


Shakemaps Timeline

AlertShake id #ScoreepisodeidLat/LonMagnitudeDepthMax MMIDate shake (UTC)Delay (hh:mm) 
1 0.2 1485466 102.047/29.766 5.5 10 6.612 25 Jan 2023 20:19 00:29 (new episode)
2 0 1485466 102.047/29.766 5.5 10 6.436 25 Jan 2023 21:52 02:02 (upd of #1)
3 0 1485466 102.047/29.766 5.5 10 6.436 26 Jan 2023 20:40 1d 00:50 (upd of #2)

Affected Provinces

Intensity Region Province Country Population
Sichuan China 2700 people
Sichuan China 17000 people
Sichuan China 270000 people
Sichuan China 5.8 million people
Sichuan China 13000 people

Affected populated places. Areas of interest

Intensity Name Region Province Country City class Population Distance
Luding Sichuan China City - 24 km
Detuo Sichuan China Village - 24 km
Liu-yang Sichuan China Village - 36 km
Yidong Sichuan China Village - 43 km
A-chia-tsung Sichuan China Village - 45 km
Tsui-lai Sichuan China Village - 46 km
Jaggaiqiao Sichuan China Village - 51 km
Sipingchang Sichuan China Village - 58 km
Han-yuan-chieh Sichuan China City - 59 km
Jih-lou Sichuan China Village - 62 km
Mo-hsi-mien Sichuan China Village - 63 km
Jiuxiangzhen Sichuan China Village - 64 km
Wu-ou-na Sichuan China Village - 64 km
Shimian Sichuan China City - 66 km
Huatan Sichuan China Village - 72 km
Chongsum Sichuan China Village - 73 km
Hanyuan Sichuan China City - 77 km
Tianquan Sichuan China City - 77 km
Yingjing Sichuan China City - 77 km
Fulin Sichuan China Major city 1 million people 80 km
Shih-yang Sichuan China City - 81 km
Cheng-chang Sichuan China Village - 89 km
Pen-tzu-jung Sichuan China Village - 92 km
Bajiaolou Sichuan China Village - 93 km
Yaan Sichuan China City 110000 people 95 km
Wusihe Sichuan China Village - 99 km
Jiuling Sichuan China City - 99 km
Lushan Sichuan China Village - 99 km
Wu-shih Sichuan China Village - 108 km
Mingshan Sichuan China City - 108 km
Baizhang Sichuan China Village - 126 km
Hongya Sichuan China City - 128 km
Hung-ya Sichuan China Village - 137 km
Mucheng Sichuan China Village - 137 km
Emei Sichuan China City - 140 km
Datangpu Sichuan China Village - 140 km
Danleng Sichuan China City - 144 km
Jiajiang Sichuan China City - 147 km
Pujiang Sichuan China City - 149 km
Ganjiang Sichuan China Village - 153 km
Qionglai Sichuan China City - 154 km
Wanshengchang Sichuan China Village - 156 km
Taipingsi Sichuan China Village - 158 km
Shou-an-chen Sichuan China Village - 161 km
Simeng Sichuan China Village - 164 km
Duoyuezhen Sichuan China Village - 167 km
Dayi Sichuan China City - 168 km
Niu-hua-ch'i Sichuan China Village - 170 km
Taipingchang Sichuan China Village - 171 km
Qingshen Sichuan China City - 173 km
Meishan Sichuan China City - 175 km
Chu-yüan Sichuan China Village - 178 km
Daocheng Sichuan China Village - 179 km
Pengshan Sichuan China City - 182 km
Chongging Sichuan China City - 183 km
Xinjin Sichuan China City - 184 km
San-chiang-chen Sichuan China Village - 187 km
Hua-ch'iao Sichuan China Village - 189 km
Daocheng Sichuan China Village - 179 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
Jiajiang 396 0 150 km
Chengdu Qionglai 533 0 159 km
Chengdu Pengshan 454 0 183 km
Chengdu Xinjin 479 0 188 km

Dams

Intensity Reservoir Dam Name River Year Distance
Zonggangshan Trib. Qingyi Jiang n/a 116 km
Baizhang n/a 123 km

More information

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