Overall Green Earthquake alert in Japan on 17 Jan 2013 05:13 UTC

GDACS is a cooperation framework between the United Nations, the European Commission and disaster managers worldwide to improve alerts, information exchange and coordination in the first phase after major sudden-onset disasters.

M 4.8 in Japan on 17 Jan 2013 05:13 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:	4.8M
Depth:	Km
Lat/Lon:	42.1089 , 142.787
Event Date:	17 Jan 2013 05:13 UTC 17 Jan 2013 14:13 Local
Exposed Population:	330000 people within 100km
Source:	NEIC usb000eqc7
Inserted at:	17 Jan 2013 05:33 UTC

GDACS Score

For more info on GDACS alert score click here.

	Earthquake		GDACS score
NEIC	0.5		0.5
usb000eqc7	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

ID	Alert	Score	Date	Mag, Depth	MMI*	Population**	Tsunami risk***	Delay (hh:mm)	Source
121995		0.5	17 Jan 2013 05:13	4.8M, 51.4km	N/A	330 thousand (in 100km)		00:19	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 Urakawa, Nishicha, Samani, Ogifushi, Kerimabu, Utabue, Kurambetsu, Panke, Kami mitsuishi, Horoizumi, and Ohira.

Radius	Population
100 km	340000 people
75 km	86000 people
50 km	61000 people
20 km	20000 people
10 km	10000 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
Urakawa	Hokkaido	Japan	Village	-	6 km
Nishicha	Hokkaido	Japan	Village	-	8 km
Samani	Hokkaido	Japan	Village	-	10 km
Ogifushi	Hokkaido	Japan	Village	-	13 km
Kerimabu	Hokkaido	Japan	Village	-	20 km
Utabue	Hokkaido	Japan	Village	-	20 km
Kurambetsu	Hokkaido	Japan	Village	-	21 km
Panke	Hokkaido	Japan	Village	-	27 km
Kami mitsuishi	Hokkaido	Japan	Village	-	31 km
Horoizumi	Hokkaido	Japan	Village	-	32 km
Higashi-shizunai	Hokkaido	Japan	Village	-	35 km
Ichibu	Hokkaido	Japan	Village	-	41 km
Chipira	Hokkaido	Japan	Village	-	42 km
Erimo	Hokkaido	Japan	Village	-	42 km
Shizunai	Hokkaido	Japan	Village	22000 people	43 km
Onitoppu	Hokkaido	Japan	Village	-	44 km
Sariwarabe	Hokkaido	Japan	Village	-	45 km
Kami-toyoni	Hokkaido	Japan	Village	-	46 km
Hiroo	Hokkaido	Japan	Village	-	48 km
Niikappu	Hokkaido	Japan	Village	-	48 km
Toyoni	Hokkaido	Japan	Village	-	51 km
Kami-notsuka	Hokkaido	Japan	Village	-	52 km
Atsugacho	Hokkaido	Japan	Village	-	56 km
Oda	Hokkaido	Japan	Village	-	58 km
Taiki	Hokkaido	Japan	Village	-	59 km
Showa	Hokkaido	Japan	Village	-	61 km
Moto-sarabetsu	Hokkaido	Japan	Village	-	64 km
Churui	Hokkaido	Japan	Village	-	66 km
Aiboshima	Hokkaido	Japan	Village	-	66 km
Naka-satsunai	Hokkaido	Japan	Village	-	69 km
Ohira	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	78 km
Tokachi		84	Civ.	Paved	Yes	4900	92 km
Sado Shima	SDS	unknown				0	99 km

Ports

Name	LOCODE	Country	Distance
Samani	JPSAM	Japan	11 km
Tokachi	JPTOK	Japan	46 km
Otsu	JPOTU	Japan	96 km

Dams

Reservoir	Dam Name	River	Year	Distance
Samaniko	Samani	Samanigawa	1974	17 km
Horomanko	Horomangawadaisan	Horomangawa	1954	24 km
Mitsuishi	Mitsuishi	Mitsuishigawa	1991	31 km
Shizunaichoseichi	Shizunai	Shizunaigawa	1966	39 km
Takamiko	Takami	Shizunaigawa	1983	41 km
Higashinosawachoseichi	Higashinosawa	Koikakushushibicharigawa	1987	41 km
Shimonikappu	Shimonikappu	Nikappugawa	1969	55 km
Niikappu	Niikappu	Niikappugawa	1974	59 km
Poroshiriko	Okunikappu	Nikappugawa	1963	63 km
Nibutaniko	Nibutani	Sarugawa	n/a	78 km
Iwachishi	Iwachishi	Sarugawa	1958	83 km
Azuma	Azuma	Azumagawa	1969	98 km
Hobetsu	Hobetsu	Hobetsugawa	1984	100 km

More information

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

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