Overall Orange Earthquake alert in Japan on 21 Nov 2016 20:59 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 6.9 in Japan on 21 Nov 2016 20:59 UTC

Hazard models

EQ parameters

Shakemap

Tsunami

Event summary

This earthquake is expected to have a medium humanitarian impact based on the magnitude and the affected population and their vulnerability.

Earthquake Magnitude:	6.9M
Depth:	11.35 Km
Lat/Lon:	37.3917 , 141.4025
Event Date:	21 Nov 2016 20:59 UTC 22 Nov 2016 05:59 Local
Exposed Population:	700000 people within 100km
Source:	NEIC us10007b88
Inserted at:	21 Nov 2016 21:24 UTC

GDACS Score

For more info on GDACS alert score click here.

	Earthquake	Tsunami		GDACS score
NEIC	1	0.2		1
us10007b88	Scaled population (vector)	Max wave scenario	0m
	C1 earthquake	Max wave realtime	0.23m
	C2 earthquake
	Country Vulnerability
	INFORM_normalised

Maximum expected impact using different data sources.

ShakeMap is a product of the USGS Earthquake Hazards Program in conjunction with the regional seismic networks. ShakeMaps provide near-real-time maps of ground motion and shaking intensity following significant earthquakes.

Episode Timeline

ID	Score	Date	Mag, Depth	MMI*	Population**	Tsunami risk***	Delay (hh:mm)	Source
1147717	0.5	21 Nov 2016 20:59	6.8M, 10km	N/A	520 thousand (in 100km)	0.3m (at 02:07)	00:09	GEOFON
1147721	1	21 Nov 2016 20:59	7.3M, 10km	N/A	390 thousand (in 100km)	0.6m (at 00:26)	00:12	NTWC
1147730	1	21 Nov 2016 20:59	6.9M, 11.35km	N/A	700 thousand (in 100km)	0.2m (at 01:55)	00:24	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 ,of Tohoku (population 61,949) . The alertlevel for this event is Green

Intensity	Population
	no people
	62000 people
	2.1 million people

Shakemaps Timeline

Shake id #	episodeid	Lat/Lon	Magnitude	Depth	Date shake (UTC)	Delay (hh:mm)
1	1147730	37.392/141.402	6.9	11.35	21 Nov 2016 21:28	00:28	(new episode)
2	1147730	37.392/141.402	6.9	11.35	21 Nov 2016 23:04	02:04	(upd of #1)
3	1147730	37.392/141.402	6.9	11.35	22 Nov 2016 18:04	21:04	(upd of #2)

Affected Provinces

Region Province	Country	Population
Tohoku	Japan	62000 people
Tohoku	Japan	1.8 million people
Kanto	Japan	270000 people
Kanto	Japan	140000 people
Chubu	Japan	83000 people

Affected populated places. Areas of interest

Name	Region Province	Country	City class	Population	Distance
Tomioka	Fukushima	Japan	Village	-	35 km
Namie	Fukushima	Japan	Village	22000 people	38 km
Odaka	Fukushima	Japan	Village	-	41 km
Kashima	Fukushima	Japan	Village	-	51 km
Yotsukura	Fukushima	Japan	Village	-	45 km
Haramachi	Fukushima	Japan	Village	47000 people	48 km
Sakashiuchi	Fukushima	Japan	Village	-	53 km
Furumichi	Fukushima	Japan	Village	-	54 km
Mishima	Fukushima	Japan	Village	-	56 km
Taira	Fukushima	Japan	City	-	57 km
Ena	Fukushima	Japan	Village	-	61 km
Nakumura	Fukushima	Japan	Village	-	62 km
Onahama	Fukushima	Japan	City	-	67 km
Sakamoto	Miyagi	Japan	Village	-	72 km
Otsu	Fukushima	Japan	Village	-	74 km
Hanagama	Miyagi	Japan	Village	-	77 km
Ueda	Fukushima	Japan	City	-	78 km
Yamashita	Miyagi	Japan	Village	-	80 km
Marumori	Miyagi	Japan	Village	17000 people	81 km
Arahama	Miyagi	Japan	Village	-	84 km
Watari	Miyagi	Japan	Village	36000 people	86 km
Kakuda	Miyagi	Japan	Village	33000 people	87 km
Yanagawa	Fukushima	Japan	Village	20000 people	87 km
Koriyama	Fukushima	Japan	City	320000 people	88 km
Hobara	Fukushima	Japan	Village	24000 people	89 km
Isohara	Ibaraki	Japan	Village	-	89 km
Fukusaima	Fukushima	Japan	City	-	91 km
Ogawara	Miyagi	Japan	Village	23000 people	93 km
Iinosaka	Miyagi	Japan	Village	-	95 km
Kitakubo	Ibaraki	Japan	Village	-	95 km
Ishinomaki	Miyagi	Japan	City	120000 people	115 km
Shinden	Miyagi	Japan	Village	-	119 km
Kamata	Miyagi	Japan	Village	-	121 km
Hirawata	Miyagi	Japan	Village	-	122 km
Wabuchi	Miyagi	Japan	Village	-	125 km
Oyanagi	Miyagi	Japan	Village	-	125 km
Matsuyama	Miyagi	Japan	Village	-	128 km
Wakuya	Miyagi	Japan	City	18000 people	129 km
Kamimachi	Miyagi	Japan	Village	-	133 km
Sugaya	Ibaraki	Japan	Village	-	133 km
Furukawa	Miyagi	Japan	City	76000 people	136 km
Nishino	Miyagi	Japan	Village	-	137 km
Tajiri	Miyagi	Japan	Village	-	138 km
Naka-niida	Miyagi	Japan	Village	-	138 km
Araya	Miyagi	Japan	Village	-	140 km
Sanuma	Miyagi	Japan	City	-	145 km
Iwama	Ibaraki	Japan	Village	-	158 km
Ishioka	Ibaraki	Japan	Village	52000 people	167 km
Kakioka	Ibaraki	Japan	Village	-	167 km
Tsukuba	Ibaraki	Japan	City	180000 people	175 km
Hojo	Ibaraki	Japan	Village	-	179 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
Fukushima	FKS	372	Civ.	Paved	Yes	8200	88 km
Sendai	SDJ	5	Civ.	Paved	Yes	9800	93 km
Kasuminome		5				0	103 km
Matsushima		2	Civ.	Paved	Yes	8800	114 km

Ports

Intensity	Name	LOCODE	Country	Distance
	Soma	JPSMA	Japan	62 km
	Onahama	JPONA	Japan	67 km

Dams

Reservoir	Dam Name	River	Year	Distance
Sakashita	Sakashita	Okawaragawa	1973	41 km
Ogaki	Ogaki	Ukedogawa	1985	48 km
Yokokawa	Yokokawa	Otagawa	1983	50 km
Takanokura	Takanokura	Mizunashigawa	1975	53 km
Tarumizuko	Tarumizu	Masudagawa	1976	100 km

More information

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

Disclaimer
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