Overall Green Earthquake alert in Japan on 18 Dec 2015 18:41 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 4.7 in Japan on 18 Dec 2015 18:41 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:	4.7M
Depth:	63.46 Km
Lat/Lon:	38.8179 , 141.8396
Event Date:	18 Dec 2015 18:41 UTC 19 Dec 2015 03:41 Local
Exposed Population:	1939879 people within 100km
Source:	NEIC
Inserted at:	18 Dec 2015 21:45 UTC

GDACS Score

For more info on GDACS alert score click here.

	Earthquake		GDACS score
NEIC	0.1		0.1
	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
1112144		0.1	18 Dec 2015 18:41	4.7M, 63.46km	N/A	1.9 million (in 100km)		03:03	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 Kesennuma, Sakihama, Kurosaki, Tomari, Shuku, Matsuzaki, Uranohama, Tadagoe, Tsurugaura, Kogakuchi, and Esashi.

Radius	Population
100 km	1.8 million people
75 km	840000 people
50 km	230000 people
20 km	7300 people
10 km	no people
5 km	no people
2 km	no people

Affected Provinces

Region Province	Country	Population
Tohoku	Japan	10 million people

Affected populated places

Name	Region Province	Country	City class	Population	Distance
Kesennuma	Miyagi	Japan	Village	59000 people	16 km
Sakihama	Miyagi	Japan	Village	-	16 km
Kurosaki	Iwate	Japan	Village	-	19 km
Tomari	Iwate	Japan	Village	-	19 km
Shuku	Miyagi	Japan	Village	-	19 km
Matsuzaki	Miyagi	Japan	Village	-	20 km
Uranohama	Miyagi	Japan	Village	-	20 km
Tadagoe	Miyagi	Japan	Village	-	21 km
Tsurugaura	Miyagi	Japan	Village	-	21 km
Kogakuchi	Iwate	Japan	Village	-	22 km
Akuao	Miyagi	Japan	Village	-	22 km
Nakase	Miyagi	Japan	Village	-	23 km
Oya	Miyagi	Japan	Village	-	23 km
Nagasaki	Iwate	Japan	Village	-	24 km
Koharagi	Miyagi	Japan	Village	-	24 km
Hama	Miyagi	Japan	Village	-	25 km
Hosaura	Iwate	Japan	Village	-	25 km
Attari	Iwate	Japan	Village	-	25 km
Ryori	Iwate	Japan	Village	-	25 km
Hiraiso	Miyagi	Japan	Village	-	25 km
Nonomae	Iwate	Japan	Village	-	25 km
Wakinosawa	Iwate	Japan	Village	-	26 km
Imaizumi	Iwate	Japan	Village	-	26 km
Shimo-Funato	Iwate	Japan	Village	-	27 km
Okubo	Iwate	Japan	Village	-	27 km
Natari	Miyagi	Japan	Village	-	27 km
Tomarihama	Miyagi	Japan	Village	-	28 km
Rikuzen-Takata	Iwate	Japan	Village	-	28 km
Minato	Miyagi	Japan	Village	-	28 km
Kesaiso	Miyagi	Japan	Village	-	28 km
Ofunato	Iwate	Japan	Village	37000 people	29 km
Motoyoshi	Miyagi	Japan	Village	-	29 km
Koishihama	Iwate	Japan	Village	-	29 km
Isatomae	Miyagi	Japan	Village	-	29 km
Koizumi	Miyagi	Japan	Village	-	30 km
Shimo-Horei	Iwate	Japan	Village	-	31 km
Inohana	Miyagi	Japan	Village	-	32 km
Suwa	Iwate	Japan	Village	-	32 km
Sakihama	Iwate	Japan	Village	-	32 km
Sakari	Iwate	Japan	Village	-	32 km
Uchikoshi	Iwate	Japan	Village	-	32 km
Tsuya	Miyagi	Japan	Village	-	33 km
Tsubonosawa	Iwate	Japan	Village	-	33 km
Urahama	Iwate	Japan	Village	-	33 km
Okkirai	Iwate	Japan	Village	-	33 km
Shimo-Tsuyakawa	Iwate	Japan	Village	-	34 km
Aratohama	Miyagi	Japan	Village	-	34 km
Tatamiishi	Iwate	Japan	Village	-	35 km
Nakasato	Iwate	Japan	Village	-	35 km
Magome	Miyagi	Japan	Village	-	35 km
Kodaki	Miyagi	Japan	Village	-	35 km
Haraigawa	Miyagi	Japan	Village	-	35 km
Terahama	Miyagi	Japan	Village	-	35 km
Tsukuya	Iwate	Japan	Village	-	36 km
Shimo-orikabe	Iwate	Japan	Village	-	36 km
Ozashi	Miyagi	Japan	Village	-	36 km
Shizugawa	Miyagi	Japan	Village	-	37 km
Kami-tsuyakawa	Iwate	Japan	Village	-	37 km
Aikawa	Miyagi	Japan	Village	-	38 km
Shimozaike	Iwate	Japan	Village	-	38 km
Shizu	Iwate	Japan	Village	-	39 km
Otsunagi	Miyagi	Japan	Village	-	39 km
Kagamiishi	Miyagi	Japan	Village	-	39 km
Oishi	Iwate	Japan	Village	-	40 km
Horowa	Iwate	Japan	Village	-	40 km
Setamai	Iwate	Japan	Village	-	41 km
Aramachi	Miyagi	Japan	Village	-	42 km
Osu	Miyagi	Japan	Village	-	42 km
Tsukihama	Miyagi	Japan	Village	-	42 km
Oritate	Miyagi	Japan	Village	-	42 km
Fujisawa	Iwate	Japan	Village	-	42 km
Surisawa	Iwate	Japan	Village	-	42 km
Funagoshi	Miyagi	Japan	Village	-	43 km
Ohama	Miyagi	Japan	Village	-	43 km
Hatakenaka	Iwate	Japan	Village	-	43 km
Nakahinata	Iwate	Japan	Village	-	43 km
Kojirahama	Iwate	Japan	Village	-	43 km
Sunakota	Iwate	Japan	Village	-	43 km
Ohara	Iwate	Japan	Village	-	44 km
Kumazawa	Miyagi	Japan	Village	-	44 km
Karukome	Miyagi	Japan	Village	-	44 km
Hongo	Iwate	Japan	Village	-	44 km
Sekinoue	Iwate	Japan	Village	-	44 km
Horinouchi	Iwate	Japan	Village	-	44 km
Oenokawara	Miyagi	Japan	Village	-	44 km
Asatanuki	Miyagi	Japan	Village	-	45 km
Tatsuhama	Miyagi	Japan	Village	-	45 km
Kawaguchi	Iwate	Japan	Village	-	45 km
Kuwahama	Miyagi	Japan	Village	-	45 km
Semmaya	Iwate	Japan	Village	-	45 km
Nakasone	Iwate	Japan	Village	-	46 km
Kami-Hazawa	Miyagi	Japan	Village	-	46 km
Shizusawa	Iwate	Japan	Village	-	46 km
Ogatsu	Miyagi	Japan	Village	-	47 km
Shirahama	Iwate	Japan	Village	-	47 km
Onagawa	Miyagi	Japan	Village	-	47 km
Yokamachi	Iwate	Japan	Village	-	47 km
Futsukamachi	Iwate	Japan	Village	-	47 km
Kitazawa	Miyagi	Japan	Village	-	47 km
Shimo-Omata	Iwate	Japan	Village	-	47 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
Matsushima		2	Civ.	Paved	Yes	8800	71 km
Hanamaki	HNA	91	Civ.	Paved	Yes	6500	91 km
Ojojibara		70				0	92 km

Ports

Name	LOCODE	Country	Distance
Kesennuma Ko		Japan	21 km
Ofunato	JPOFT	Japan	28 km
Kamaishi	JPKIS	Japan	50 km
Onagawa	JPONG	Japan	54 km
Ishinomaki	JPISM	Japan	64 km
Yamada		Japan	72 km
Shiogama	JPSGM	Japan	89 km
Miyako	JPMYK	Japan	92 km

Dams

Reservoir	Dam Name	River	Year	Distance
Naganuma	Naganuma	Hazamagawa	2005	61 km
Taseko	Tase	Sarugaishigawa	1954	74 km
Kejonuma	Kejonuma	Tajirigawa	1995	79 km
Kurikoma	Kurikoma	Sanhazamagawa	1961	81 km
Hanayamako	Hanayama	Hazamagawa	2004	85 km
Senganishitameike	Senganishi	Shukunaigawa	1934	85 km
Ishibuchiko	Ishibuchi	Isawagawa	1953	88 km
Ishibane	Ishibane	Wagagawa	1954	94 km
Nanatsumoriko	Minamikawa	Minamikawa	1987	98 km
Kinshuko	Yuda	Wagagawa	1964	99 km
Araoko	Naruko	Eaigawa	1958	99 km

Nuclear plants

Name	Country	Reactors	Distance
ONAGAWA	JAPAN	3	55 km

More information

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

Disclaimer
While we try everything to ensure accuracy, this information is purely indicative and should not be used for any decision making without alternate sources of information.
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