M 4.6 in China on 16 Apr 2022 16:18 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: 27.9686 , 100.9585
Event Date: 16 Apr 2022 16:18 UTC
17 Apr 2022 00:18 Local
Exposed Population:
750 thousand in 100km
Source: NEIC us7000h2pw
Inserted at: 16 Apr 2022 18:49 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
us7000h2pw Scaled population (vector) 5.79  
  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
1437409 0 16 Apr 2022 16:18 4.6M, 10km N/A 750 thousand (in 100km) 02:30 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 Tu-cha, Wa-ch'ang, Zuosuo, Muli, Kamong, Bowa, Ta-lan, Sihe, Shan-kua, Ninglang, and San-chiang-k'ou.

Radius Population
100 km 750000 people
75 km 380000 people
50 km 160000 people
20 km 18000 people
10 km 7400 people
5 km 1700 people
2 km <1000 people

Affected Provinces

Region Province Country Population
Sichuan China 118.8 million people

Affected populated places

Name Region Province Country City class Population Distance
Tu-cha Sichuan China Village - 19 km
Wa-ch'ang Sichuan China Village - 24 km
Zuosuo Sichuan China Village - 28 km
Muli Sichuan China Village - 31 km
Kamong Sichuan China Village - 32 km
Bowa Sichuan China Village - 32 km
Ta-lan Yunnan China Village - 32 km
Sihe Sichuan China Village - 36 km
Shan-kua Sichuan China Village - 37 km
Ninglang Sichuan China Village - 41 km
Zhongxincun Sichuan China Village - 44 km
Cha-shih Yunnan China Village - 46 km
Ma-la-pu Sichuan China Village - 46 km
Chin-lao Sichuan China Village - 48 km
Pi-tai Sichuan China Village - 50 km
Dapuzi Sichuan China Village - 50 km
Ba'erqiao Yunnan China Village - 54 km
Gala Sichuan China Village - 55 km
Guabie Sichuan China Village - 55 km
Warizhên Sichuan China Village - 59 km
Walêg Sichuan China Village - 60 km
Garrong Sichuan China Village - 61 km
Sanjiangkou Yunnan China Village - 61 km
Yaya Sichuan China Village - 62 km
Ka-hsi-po Yunnan China Village - 63 km
Chabulang Sichuan China Village - 65 km
Yingpan Yunnan China Village - 66 km
Dongnyi Sichuan China Village - 68 km
San-chiang-k'ou Yunnan China Village - 69 km

see full list

Critical infrastructure

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

More information

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