M 5 in China on 23 Jan 2021 01:59 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: 5.0M
Depth: 10 Km
Lat/Lon: 28.2749 , 104.2709
Event Date: 23 Jan 2021 01:59 UTC
23 Jan 2021 09:59 Local
Exposed Population:
8160000 people within 100km
Source: NEIC us7000d2l2
Inserted at: 23 Jan 2021 02:19 UTC
INFORM Coping capacity of the alert score
3.6 (China)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0.6 0.6
us7000d2l2 Scaled population (vector) 6.85  
  C1 earthquake 1.39  
  C2 earthquake -0.24  
  Country Vulnerability 0.26  
  INFORM_normalised 0.82  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1354383 0.6 23 Jan 2021 01:59 5M, 10km N/A 8.2 million (in 100km) 00:20 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 , Province of Yunnan (population 40,970,460) . The nearest places are Tantou, Pu'erdu, Aitian, Niuzhai, Luochang, Yenjin, Chün-lien, Yunlian, Heng-chiang, Doushaguan, and An-fu-chen.

Radius Population
100 km 8.2 million people
75 km 4.4 million people
50 km 1.6 million people
20 km 260000 people
10 km 50000 people
5 km 8300 people
2 km <1000 people

Affected Provinces

Region Province Country Population
Yunnan China 41 million people
Sichuan China 118.8 million people

Affected populated places

Name Region Province Country City class Population Distance
Tantou Yunnan China Village - 1 km
Pu'erdu Yunnan China Village - 11 km
Aitian Yunnan China Village - 16 km
Niuzhai Yunnan China Village - 18 km
Luochang Sichuan China Village - 22 km
Yenjin Yunnan China City - 23 km
Chün-lien Sichuan China Village - 26 km
Yunlian Sichuan China City - 26 km
Heng-chiang Sichuan China Village - 30 km
Doushaguan Yunnan China Village - 30 km
Qingfu Sichuan China City - 30 km
Gao Xian Sichuan China City - 32 km
Jinshawan Sichuan China Village - 32 km
Muganhe Yunnan China Village - 32 km
Tou-sha-kuan Yunnan China Village - 32 km
Taiping Yunnan China Village - 33 km
Ch'ing-fu-hsien Sichuan China Village - 34 km
Hsun-ssu-ch'ang Sichuan China Village - 35 km
Lo-hsing-tu Sichuan China Village - 36 km
Guixi Yunnan China Village - 36 km
Miaoba Yunnan China Village - 37 km
Ch'ing-fu Sichuan China Village - 37 km
Banli Yunnan China Village - 38 km
Huiyi Yunnan China Village - 38 km
Hweiki Yunnan China Village - 39 km
Meng-feng-yen Yunnan China Village - 39 km
Mu'ai Sichuan China Village - 39 km
P'ing-shan-hsien Yunnan China Village - 41 km
Anfu Sichuan China Village - 41 km
Pingshan Yunnan China City - 42 km
Anbian Sichuan China Village - 43 km
Jili Yunnan China Village - 44 km
Gaoqiao Yunnan China Village - 46 km
Xunchang Sichuan China Village 64000 people 47 km
Suijiang Yunnan China City - 48 km
Anbianzhen Sichuan China City - 48 km
Huanglang Sichuan China Village - 48 km
Lianghekou Yunnan China Village - 50 km
Xiaheba Sichuan China Village - 51 km
Gong Xian Sichuan China City - 51 km
Baixi Sichuan China Village - 52 km
Hsiao-kuan-hsi Yunnan China Village - 53 km
Ching-chiang Sichuan China Village - 53 km
I-pin Sichuan China Village - 53 km
Shangluochang Sichuan China Village - 53 km
Didong Sichuan China Village - 54 km
Shoushan Yunnan China Village - 55 km
Niujie Yunnan China Village - 55 km
Shaheyi Sichuan China Village - 56 km
Fotan Yunnan China Village - 57 km
Wu-chiao-wan Yunnan China Village - 59 km
Gaochang Sichuan China Village - 59 km
Hsiao-ts'ao-pa Yunnan China Village - 60 km
Lo-piao Sichuan China Village - 60 km
Chiu-chang-ning Sichuan China City - 61 km
Longhua Sichuan China Village - 62 km
Hsü-chou Sichuan China Village - 62 km
Dawan Yunnan China Village - 63 km
Yongshan Sichuan China City - 63 km
Yibin Sichuan China City 240000 people 64 km
Chung-tu Sichuan China Village - 65 km
Shang-chou Sichuan China Village - 66 km
Nanguang Sichuan China Village - 67 km
Ching-kuei Yunnan China Village - 68 km
Leibo Sichuan China City - 69 km
Yangling Sichuan China Village - 69 km
An-fu-chen Sichuan China Village - 70 km

see full list

Critical infrastructure

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

Airports

Name IATA Code Elevation (m) Usage Runway type IFR Runway Length (ft) Distance
Yibin Heliport P 250 0 65 km

Dams

Reservoir Dam Name River Year Distance
Haojiacun n/a 44 km
Mahu Trib. Jinsha Jiang 1978 50 km

More information

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