M 5.5 in Japan on 29 Dec 2018 19:08 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: 5.5M
Depth: 58.28 Km
Lat/Lon: 42.2718 , 143.2251
Event Date: 29 Dec 2018 19:08 UTC
30 Dec 2018 04:08 Local
Exposed Population: About 8000 people in MMI
390000 people within 100km
Source: NEIC us2000iyzj
Inserted at: 29 Dec 2018 19:29 UTC
INFORM Coping capacity of the alert score
1.5 (Japan)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 GDACS score
NEIC 0 0
us2000iyzj Scaled population (vector) 0  
  C1 shakemap -0.59  
  C2 shakemap 0.53  
  Country Vulnerability 0  
  INFORM_normalised 0.57  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1243064 0 29 Dec 2018 19:08 5.5M, 58.28km 6.7 N/A (in MMI>=VII) 00:20 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 Japan , Region of Hokkaido (population 5,808,054) . The nearest places are Hiroo, Kami-notsuka, Toyoni, Panke, Kami-toyoni, Onitoppu, Taiki, Kurambetsu, Aiboshima, Chipira, and Sariwarabe.

Radius Population
100 km 400000 people
75 km 300000 people
50 km 50000 people
20 km 8100 people
10 km 6300 people
5 km <1000 people
2 km no people

Affected Provinces

Region Province Country Population
Hokkaido Japan 5.8 million people

Affected populated places

Name Region Province Country City class Population Distance
Hiroo Hokkaido Japan Village - 7 km
Kami-notsuka Hokkaido Japan Village - 12 km
Toyoni Hokkaido Japan Village - 13 km
Panke Hokkaido Japan Village - 14 km
Kami-toyoni Hokkaido Japan Village - 17 km
Onitoppu Hokkaido Japan Village - 17 km
Taiki Hokkaido Japan Village - 25 km
Kurambetsu Hokkaido Japan Village - 27 km
Aiboshima Hokkaido Japan Village - 28 km
Chipira Hokkaido Japan Village - 28 km
Horoizumi Hokkaido Japan Village - 29 km
Oda Hokkaido Japan Village - 29 km
Samani Hokkaido Japan Village - 31 km
Churui Hokkaido Japan Village - 33 km
Nishicha Hokkaido Japan Village - 33 km
Erimo Hokkaido Japan Village - 37 km
Urakawa Hokkaido Japan Village - 39 km
Oikamanae Hokkaido Japan Village - 42 km
Moto-sarabetsu Hokkaido Japan Village - 42 km
Naka-satsunai Hokkaido Japan Village - 42 km
Kami mitsuishi Hokkaido Japan Village - 44 km
Utabue Hokkaido Japan Village - 44 km
Komahata Hokkaido Japan Village - 45 km
Ogifushi Hokkaido Japan Village - 46 km
Kerimabu Hokkaido Japan Village - 49 km
Ohira Hokkaido Japan Village - 49 km
Mikawa Hokkaido Japan Village - 50 km
Okawa Hokkaido Japan Village - 53 km
Ushishubetsu Hokkaido Japan Village - 55 km
Yachiyo Hokkaido Japan Village - 55 km
Moiwa Hokkaido Japan Village - 57 km
Otsu Hokkaido Japan Village - 58 km
Taisha Hokkaido Japan Village - 58 km
Kami-michibetsu Hokkaido Japan Village - 59 km
Kami-noyaushi Hokkaido Japan Village - 60 km
Shimo-noyaushi Hokkaido Japan Village - 61 km
Ichibu Hokkaido Japan Village - 61 km
Higashi-shizunai Hokkaido Japan Village - 61 km
Kami-ibise Hokkaido Japan Village - 63 km
Kawanishi Hokkaido Japan Village - 63 km
Kita-fushiko Hokkaido Japan Village - 68 km
Urahoro Hokkaido Japan Village - 69 km
Sariwarabe Hokkaido Japan Village - 69 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
Obihiro OBO 149 Civ. Paved Yes 8200 51 km
Tokachi 84 Civ. Paved Yes 4900 69 km
Sado Shima SDS unknown 0 93 km

Ports

Name LOCODE Country Distance
Tokachi JPTOK Japan 8 km
Samani JPSAM Japan 30 km
Otsu JPOTU Japan 58 km

Dams

Reservoir Dam Name River Year Distance
Horomanko Horomangawadaisan Horomangawa 1954 20 km
Samaniko Samani Samanigawa 1974 24 km
Higashinosawachoseichi Higashinosawa Koikakushushibicharigawa 1987 43 km
Mitsuishi Mitsuishi Mitsuishigawa 1991 45 km
Takamiko Takami Shizunaigawa 1983 53 km
Shizunaichoseichi Shizunai Shizunaigawa 1966 57 km
Poroshiriko Okunikappu Nikappugawa 1963 63 km
Shimonikappu Shimonikappu Nikappugawa 1969 66 km
Niikappu Niikappu Niikappugawa 1974 67 km
Iwachishi Iwachishi Sarugawa 1958 90 km
Nibutaniko Nibutani Sarugawa n/a 97 km

More information

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