Overall Green Earthquake alert in Japan on 02 Feb 2013 14:17 UTC

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M 6.9 in Japan on 02 Feb 2013 14:17 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:	6.9M
Depth:	103.1 Km
Lat/Lon:	42.8116 , 143.078
Event Date:	02 Feb 2013 14:17 UTC 02 Feb 2013 23:17 Local
Exposed Population:	448375 people within 100km
Source:	NEIC usc000f03a
Inserted at:	02 Feb 2013 14:35 UTC

GDACS Score

For more info on GDACS alert score click here.

	Earthquake		Tsunami		GDACS score
NEIC	-0.1		0		0.5
usc000f03a	Scaled population (vector)	n.a	Max wave scenario	0m
	C1 earthquake	n.a	Max wave realtime	0m
	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
122279		0.5	02 Feb 2013 14:17	6.9M, 125.8km	N/A	420 thousand (in 100km)	0m (at 00:00)	00:13	NEIC
122280		0.5	02 Feb 2013 14:17	6.9M, 103.1km	N/A	450 thousand (in 100km)	0m (at 00:00)	00:17	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 Aiboshima, Otsu, Oikamanae, Kami-notsuka, Churui, Taiki, Toyoni, Ushishubetsu, Hiroo, Okawa, and Otofuke.

Radius	Population
100 km	420000 people
75 km	250000 people
50 km	24000 people
20 km	<1000 people
10 km	no people
5 km	no 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
Aiboshima	Hokkaido	Japan	Village	-	18 km
Otsu	Hokkaido	Japan	Village	-	25 km
Oikamanae	Hokkaido	Japan	Village	-	25 km
Kami-notsuka	Hokkaido	Japan	Village	-	29 km
Churui	Hokkaido	Japan	Village	-	31 km
Taiki	Hokkaido	Japan	Village	-	31 km
Toyoni	Hokkaido	Japan	Village	-	32 km
Ushishubetsu	Hokkaido	Japan	Village	-	33 km
Hiroo	Hokkaido	Japan	Village	-	34 km
Okawa	Hokkaido	Japan	Village	-	36 km
Komahata	Hokkaido	Japan	Village	-	36 km
Urahoro	Hokkaido	Japan	Village	-	38 km
Shimo-noyaushi	Hokkaido	Japan	Village	-	38 km
Oda	Hokkaido	Japan	Village	-	39 km
Asshinai	Hokkaido	Japan	Village	-	39 km
Kami-toyoni	Hokkaido	Japan	Village	-	40 km
Kami-noyaushi	Hokkaido	Japan	Village	-	42 km
Naka-satsunai	Hokkaido	Japan	Village	-	43 km
Moiwa	Hokkaido	Japan	Village	-	44 km
Naka-tokomuro	Hokkaido	Japan	Village	-	44 km
Mikawa	Hokkaido	Japan	Village	-	45 km
Onitoppu	Hokkaido	Japan	Village	-	46 km
Moto-sarabetsu	Hokkaido	Japan	Village	-	50 km
Rushin	Hokkaido	Japan	Village	-	50 km
Kami-michibetsu	Hokkaido	Japan	Village	-	50 km
Shakubetsu	Hokkaido	Japan	Village	-	51 km
Ombetsu	Hokkaido	Japan	Village	-	52 km
Taisha	Hokkaido	Japan	Village	-	54 km
Kansen	Hokkaido	Japan	Village	-	54 km
Ikeda	Hokkaido	Japan	Village	-	55 km
Ohira	Hokkaido	Japan	Village	-	55 km
Panke	Hokkaido	Japan	Village	-	55 km
Kawanishi	Hokkaido	Japan	Village	-	57 km
Oku-muri	Hokkaido	Japan	Village	-	57 km
Katsupei	Hokkaido	Japan	Village	-	57 km
Betchako	Hokkaido	Japan	Village	-	58 km
Chipira	Hokkaido	Japan	Village	-	58 km
Futamata	Hokkaido	Japan	Village	-	59 km
Obihiro	Hokkaido	Japan	City	170000 people	62 km
Yachiyo	Hokkaido	Japan	Village	-	62 km
Kita-fushiko	Hokkaido	Japan	Village	-	64 km
Shiranuka	Hokkaido	Japan	City	-	64 km
Horoizumi	Hokkaido	Japan	Village	-	65 km
Kurambetsu	Hokkaido	Japan	Village	-	67 km
Kami-ibise	Hokkaido	Japan	Village	-	68 km
Erimo	Hokkaido	Japan	Village	-	68 km
Shoro	Hokkaido	Japan	Village	-	69 km
Otofuke	Hokkaido	Japan	Village	41000 people	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	46 km
Tokachi		84	Civ.	Paved	Yes	4900	62 km
Kushiro	KUH	95	Civ.	Paved	Yes	7500	78 km

Ports

Name	LOCODE	Country	Distance
Otsu	JPOTU	Japan	25 km
Tokachi	JPTOK	Japan	37 km
Samani	JPSAM	Japan	72 km
Kushiro	JPKUH	Japan	81 km

Dams

Reservoir	Dam Name	River	Year	Distance
Horomanko	Horomangawadaisan	Horomangawa	1954	61 km
Samaniko	Samani	Samanigawa	1974	65 km
Higashinosawachoseichi	Higashinosawa	Koikakushushibicharigawa	1987	72 km
Ashoroko	Kakkomi	Biribetsugawa	1955	87 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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