M 4.6 in China on 17 Jan 2013 08:30 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: 9.8 Km
Lat/Lon: 24.3941 , 122.005
Event Date: 17 Jan 2013 08:30 UTC
17 Jan 2013 16:30 Local
Exposed Population:
8210000 people within 100km
Source: NEIC usb000eqd2
Inserted at: 17 Jan 2013 08:49 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0.5 0.5
usb000eqd2 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
122000 0.5 17 Jan 2013 08:30 4.6M, 9.8km N/A 8.2 million (in 100km) 00:18 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 Nan-ao, Su-ao, Ao-hua, Chiu-wu-t'a, Chia-li-wan, A-li-shih, Chi-chia-yang, T'ieh-chia-lung-she, Hsin-ch'eng, I-lan, and Tao-yüan.

Radius Population
100 km 8.8 million people
75 km 770000 people
50 km 390000 people
20 km <1000 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

Affected populated places

Name Region Province Country City class Population Distance
Nan-ao I-lan Taiwan City - 23 km
Su-ao I-lan Taiwan City - 28 km
Ao-hua I-lan Taiwan Village - 29 km
Chiu-wu-t'a I-lan Taiwan Village - 35 km
Chia-li-wan I-lan Taiwan Village - 37 km
A-li-shih I-lan Taiwan Village - 44 km
Chi-chia-yang I-lan Taiwan Village - 45 km
T'ieh-chia-lung-she Hua-lien Taiwan City - 46 km
Hsin-ch'eng Hua-lien Taiwan City - 48 km
I-lan I-lan Taiwan Major city - 49 km
Yü-lan I-lan Taiwan Village - 52 km
Chiu-hsiung-lin I-lan Taiwan Village - 55 km
Tou-cheng I-lan Taiwan City - 56 km
Tu-chang I-lan Taiwan Village - 58 km
Ta-shan Hua-lien Taiwan Village - 58 km
Lo-shao Hua-lien Taiwan Village - 61 km
Hua-lien Hua-lien Taiwan Major city - 62 km
Mi-lo Hsin-chu Taiwan Village - 63 km
Chung-hsin-lun T'ai-pei Taiwan Village - 66 km
Hsiao-i T'ai-pei Taiwan Village - 66 km
Chia-na-mu-chih-she T'ai-pei Taiwan Village - 67 km
Ch'u-yin Hua-lien Taiwan Village - 69 km
Fu-lien T'ai-pei Taiwan Village - 69 km
Jung-shu Hua-lien Taiwan Village - 70 km
Pan-ch'iao T'ai-pei Taiwan Major city - 86 km
Taipei T'ai-pei Chuan-Shih Taiwan Capital 2.5 million people 87 km
Tao-yüan T'ao-yuan Taiwan Major city - 97 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
9 0 46 km
Hualien HUN 16 Civ. Paved Yes 9000 57 km
Lishan LHN unknown 0 82 km
Sungshan TSA 6 Civ. Paved Yes 8500 88 km
Pa Kuei 141 0 92 km
Lung Tan 241 Civ. Paved No 3200 93 km
Yonaguni OGN 21 Civ. Paved Yes 4900 99 km

Ports

Name LOCODE Country Distance
Suao TWSUO Taiwan 28 km
Hualien TWHUN Taiwan 59 km
Keelung (Chilung) TWKEL Taiwan 86 km

Dams

Reservoir Dam Name River Year Distance
Shihmen Tahan 1964 89 km

Nuclear plants

Name Country Reactors Distance
LUNG-MEI TAIWAN 2 29 km
KUOSHENG TAIWAN 2 98 km

More information

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