M 4.9 in China on 29 Nov 2020 13:42 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: 4.9M
Depth: 29.1 Km
Lat/Lon: 24.2172 , 122.2145
Event Date: 29 Nov 2020 13:42 UTC
29 Nov 2020 21:42 Local
Exposed Population:
790000 people within 100km
Source: NEIC us7000ckw1
Inserted at: 29 Nov 2020 14:24 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
us7000ckw1 Scaled population (vector) 5.44  
  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
1345482 0 29 Nov 2020 13:42 4.9M, 29.1km N/A 790 thousand (in 100km) 00:42 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 Taiwan (population 22,456,987) . The nearest places are Ao-hua, Nan-ao, Su-ao, T'ieh-chia-lung-she, Hsin-ch'eng, Chiu-wu-t'a, Chia-li-wan, Ta-shan, Hua-lien, Chi-chia-yang, and I-lan.

Radius Population
100 km 790000 people
75 km 470000 people
50 km 5200 people
20 km no people
10 km no people
5 km no people
2 km no people

Affected Provinces

Region Province Country Population
Taiwan China 22.5 million people
Okinawa Japan 1.2 million people
Fujian China 33.3 million people
Zhejiang China 45.9 million people

Affected populated places

Name Region Province Country City class Population Distance
Ao-hua I-lan Taiwan Village - 51 km
Nan-ao I-lan Taiwan City - 51 km
Su-ao I-lan Taiwan City - 56 km
T'ieh-chia-lung-she Hua-lien Taiwan City - 59 km
Hsin-ch'eng Hua-lien Taiwan City - 60 km
Chiu-wu-t'a I-lan Taiwan Village - 61 km
Chia-li-wan I-lan Taiwan Village - 66 km
Ta-shan Hua-lien Taiwan Village - 67 km
Hua-lien Hua-lien Taiwan Major city - 68 km
Chi-chia-yang I-lan Taiwan Village - 69 km
I-lan I-lan Taiwan Major city - 77 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
Hualien HUN 16 Civ. Paved Yes 9000 64 km
9 0 75 km
Yonaguni OGN 21 Civ. Paved Yes 4900 82 km

Ports

Name LOCODE Country Distance
Suao TWSUO Taiwan 56 km
Hualien TWHUN Taiwan 65 km

Nuclear plants

Name Country Reactors Distance
LUNG-MEI TAIWAN 2 55 km

More information

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