M 4.6 in China on 11 Apr 2014 02:31 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: 4.6M
Depth: 10 Km
Lat/Lon: 31.7165 , 103.3366
Event Date: 11 Apr 2014 02:31 UTC
11 Apr 2014 10:31 Local
Exposed Population:
3208963 people within 100km
Source: NEIC
Inserted at: 11 Apr 2014 02:48 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0 0
Scaled population (vector) n.a  
  C1 earthquake n.a  
  C2 earthquake n.a  
  Country Vulnerability n.a  
  INFORM_normalised n.a  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1046450 0 11 Apr 2014 02:31 4.6M, 10km N/A 3.2 million (in 100km) 00:17 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 Sichuan (population 118,811,800) . The nearest places are Chengdu, and Xuecheng.

Radius Population
100 km 3.2 million people
75 km 460000 people
50 km 230000 people
20 km 32000 people
10 km <1000 people
5 km no people
2 km no people

Affected Provinces

Region Province Country Population
Sichuan China 118.8 million people

Affected populated places

Name Region Province Country City class Population Distance
Xuecheng Sichuan China City - 18 km
Chengdu Sichuan China Major city 2.3 million people 135 km

see full list

Critical infrastructure

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

Dams

Reservoir Dam Name River Year Distance
Baishuihe Trib. Pei Jiang n/a 91 km

More information

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