M 4.5 in China on 23 Jul 2021 19:44 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: 4.5M
Depth: 10 Km
Lat/Lon: 40.7654 , 83.0357
Event Date: 23 Jul 2021 19:44 UTC
24 Jul 2021 03:44 Local
Exposed Population:
620000 people within 100km
Source: NEIC us6000eyf4
Inserted at: 23 Jul 2021 21:43 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 0
us6000eyf4 Scaled population (vector) 5.54  
  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
1387177 0 23 Jul 2021 19:44 4.5M, 10km N/A 630 thousand (in 100km) 01:59 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 , Autonomous Region of Xinjiang (population 16,794,560) . The nearest places are Tarum, T'a-li-mu, Ch'i-man, Qiman, Xayar, Chahyar, K'u-ch'e-ch'ang, Kuqa Chang, Hadadong, Sai-a-li-ko, and Ta-shih-tzu.

Radius Population
100 km 630000 people
75 km 340000 people
50 km 77000 people
20 km 3500 people
10 km <1000 people
5 km no people
2 km no people

Affected Provinces

Region Province Country Population
Xinjiang China 16.8 million people

Affected populated places

Name Region Province Country City class Population Distance
Tarum Xinjiang (Sinkiang) China Village - 33 km
T'a-li-mu Xinjiang (Sinkiang) China Village - 33 km
Ch'i-man Xinjiang (Sinkiang) China Village - 35 km
Qiman Xinjiang (Sinkiang) China Village - 37 km
Xayar Xinjiang (Sinkiang) China Village - 55 km
Chahyar Xinjiang (Sinkiang) China Village - 56 km
K'u-ch'e-ch'ang Xinjiang (Sinkiang) China Village - 57 km
Kuqa Chang Xinjiang (Sinkiang) China Village - 59 km
Hadadong Xinjiang (Sinkiang) China Village - 62 km
Sai-a-li-ko Xinjiang (Sinkiang) China Village - 63 km
Ta-shih-tzu Xinjiang (Sinkiang) China Village - 66 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
Kuqa KCA unknown 0 93 km

More information

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