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 6.8 in Japan on 21 Nov 2016 20:59 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:	6.8M
Depth:	10 Km
Lat/Lon:	37.35 , 141.5
Event Date:	21 Nov 2016 20:59 UTC 22 Nov 2016 05:59 Local
Exposed Population:	515522 people within 100km
Source:	GEOFON gfz2016wxkb
Inserted at:	21 Nov 2016 21:09 UTC

GDACS Score

For more info on GDACS alert score click here.

	Earthquake		Tsunami		GDACS score
GEOFON	0.9		1		0.5
gfz2016wxkb	Scaled population (vector)	n.a	Max wave scenario	0m
	C1 earthquake	n.a	Max wave realtime	0.3m
	C2 earthquake	n.a
	Country Vulnerability	n.a
	INFORM_normalised	n.a

Maximum expected impact using different data sources.

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 , Region of Tohoku (population 9,984,608) . The nearest places are Oragahama, Tomioka, Bogoya, Kami-Shigeoka, Ide, Futaba, Kiyohashi, Shimo-Kitabo, Naraha, Takatsudo, and Ojiro.

Radius	Population
100 km	1.1 million people
75 km	410000 people
50 km	8000 people
20 km	no people
10 km	no people
5 km	no people
2 km	no people

Affected Provinces

Region Province	Country	Population
Tohoku	Japan	10 million people
Kanto	Japan	38.5 million people
Chubu	Japan	5.2 million people
Hokkaido	Japan	5.8 million people
Kinki	Japan	22.2 million people

Affected populated places

Name	Region Province	Country	City class	Population	Distance
Oragahama	Fukushima	Japan	Village	-	41 km
Tomioka	Fukushima	Japan	Village	-	44 km
Bogoya	Fukushima	Japan	Village	-	45 km
Kami-Shigeoka	Fukushima	Japan	Village	-	45 km
Ide	Fukushima	Japan	Village	-	45 km
Futaba	Fukushima	Japan	Village	-	45 km
Kiyohashi	Fukushima	Japan	Village	-	45 km
Shimo-Kitabo	Fukushima	Japan	Village	-	46 km
Naraha	Fukushima	Japan	Village	-	46 km
Takatsudo	Fukushima	Japan	Village	-	46 km
Namie	Fukushima	Japan	Village	22000 people	47 km
Kami-Asamigawa	Fukushima	Japan	Village	-	47 km
Onaba	Fukushima	Japan	Village	-	48 km
Ogawara	Fukushima	Japan	Village	-	48 km
Okuma	Fukushima	Japan	Village	-	48 km
Onoda	Fukushima	Japan	Village	-	49 km
Yotsukura	Fukushima	Japan	Village	-	50 km
Kariyado	Fukushima	Japan	Village	-	51 km
Odaka	Fukushima	Japan	Village	-	51 km
Arayashik	Fukushima	Japan	Village	-	51 km
Kayahama	Fukushima	Japan	Village	-	53 km
Nakanouchi	Fukushima	Japan	Village	-	53 km
Gomaisawa	Fukushima	Japan	Village	-	53 km
Hokidaira	Fukushima	Japan	Village	-	53 km
Otojiro	Fukushima	Japan	Village	-	54 km
Dozan	Fukushima	Japan	Village	-	56 km
Omori	Fukushima	Japan	Village	-	56 km
Takahira	Fukushima	Japan	Village	-	56 km
Sekimori	Fukushima	Japan	Village	-	56 km
Odashiro	Fukushima	Japan	Village	-	58 km
Haramachi	Fukushima	Japan	Village	47000 people	58 km
Aratame	Fukushima	Japan	Village	-	58 km
Minami-Ibi	Fukushima	Japan	Village	-	59 km
Uzugawa	Fukushima	Japan	Village	-	59 km
Shimo-Kawauchi	Fukushima	Japan	Village	-	59 km
Nakayama	Fukushima	Japan	Village	-	59 km
Tetsuzan	Fukushima	Japan	Village	-	60 km
Jikenjo	Fukushima	Japan	Village	-	60 km
Shimo-Takaku	Fukushima	Japan	Village	-	60 km
Hirusone	Fukushima	Japan	Village	-	60 km
Kodeya	Fukushima	Japan	Village	-	60 km
Kita-Nagano	Fukushima	Japan	Village	-	61 km
Kashima	Fukushima	Japan	Village	-	61 km
Toyoma	Fukushima	Japan	Village	-	61 km
Taira	Fukushima	Japan	City	-	61 km
Kami-Kawauchi	Fukushima	Japan	Village	-	61 km
Ohana	Fukushima	Japan	Village	-	62 km
Mishima	Fukushima	Japan	Village	-	62 km
Sakashiuchi	Fukushima	Japan	Village	-	62 km
Okubo	Fukushima	Japan	Village	-	62 km
Eda	Fukushima	Japan	Village	-	62 km
Takahagi	Fukushima	Japan	Village	-	62 km
Yoshima	Fukushima	Japan	Village	-	63 km
Kashiwabara	Fukushima	Japan	Village	-	63 km
Furumichi	Fukushima	Japan	Village	-	63 km
Koyamada	Fukushima	Japan	Village	-	64 km
Ena	Fukushima	Japan	Village	-	64 km
Kunugidaira	Fukushima	Japan	Village	-	64 km
Tsunagi	Fukushima	Japan	Village	-	64 km
Shimo-Yata	Fukushima	Japan	Village	-	64 km
Isobe	Fukushima	Japan	Village	-	65 km
Ohahama	Fukushima	Japan	Village	-	65 km
Suketsune	Fukushima	Japan	Village	-	65 km
Shidamyo	Fukushima	Japan	Village	-	65 km
Doyaba	Fukushima	Japan	Village	-	66 km
Shajigami	Fukushima	Japan	Village	-	66 km
Takadaiima	Fukushima	Japan	Village	-	66 km
Tsuzura	Fukushima	Japan	Village	-	66 km
Oyama	Fukushima	Japan	Village	-	67 km
Tachiya	Fukushima	Japan	Village	-	67 km
Ochiai	Fukushima	Japan	Village	-	67 km
Umekawa	Fukushima	Japan	Village	-	67 km
Sumiyoshi	Fukushima	Japan	Village	-	68 km
Iwaisawa	Fukushima	Japan	Village	-	68 km
Hiso	Fukushima	Japan	Village	-	68 km
Kawamae	Fukushima	Japan	Village	-	69 km
Unejiri	Fukushima	Japan	Village	-	69 km
Kami-Nagai	Fukushima	Japan	Village	-	69 km
Sekifune	Fukushima	Japan	Village	-	70 km
Goto	Fukushima	Japan	Village	-	70 km
Shimo-Tsushima	Fukushima	Japan	Village	-	70 km
Ojiro	Fukushima	Japan	Village	-	70 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	96 km

Ports

Name	LOCODE	Country	Distance
Onahama	JPONA	Japan	70 km
Soma	JPSMA	Japan	72 km

Dams

Reservoir	Dam Name	River	Year	Distance
Sakashita	Sakashita	Okawaragawa	1973	50 km
Ogaki	Ogaki	Ukedogawa	1985	58 km
Yokokawa	Yokokawa	Otagawa	1983	60 km
Takanokura	Takanokura	Mizunashigawa	1975	62 km
Takashibako	Takashiba	Samekawa	1961	81 km
Tamanotameike	Tamano	Udagawa	1945	82 km
Shitokiko	Shitoki	Shitokigawa	1983	85 km
Bobatako	Sengozawa	Kitasugawa	1974	92 km
Mizunuma	Mizunuma	Hanazonokawa	1966	92 km

Nuclear plants

Name	Country	Reactors	Distance
FUKUSHIMA-DAINI	JAPAN	4	42 km
FUKUSHIMA-DAIICHI	JAPAN	6	42 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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