Overall Green Earthquake alert in Japan on 21 Oct 2016 18:33 UTC

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M 4.9 in Japan on 21 Oct 2016 18:33 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:	4.9M
Depth:	48.71 Km
Lat/Lon:	32.7727 , 131.8768
Event Date:	21 Oct 2016 18:33 UTC 22 Oct 2016 03:33 Local
Exposed Population:	1632497 people within 100km
Source:	NEIC us20007fz9
Inserted at:	22 Oct 2016 15:39 UTC

GDACS Score

For more info on GDACS alert score click here.

	Earthquake		GDACS score
NEIC	0		0
us20007fz9	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
1143601		0	21 Oct 2016 18:33	4.9M, 53.53km	N/A	1.6 million (in 100km)		01:35	NEIC
1143637		0	21 Oct 2016 18:33	4.9M, 48.71km	N/A	1.6 million (in 100km)		21:05	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 Kyushu (population 13,296,000) . The nearest places are Maruichibi, Kamae, Miyanoura, Kamaeura, Urashiro, Okora, Senzoku, Kawachina, Saiki, Shimoaka, and Hoso.

Radius	Population
100 km	1.9 million people
75 km	1.2 million people
50 km	420000 people
20 km	28000 people
10 km	7400 people
5 km	1900 people
2 km	<1000 people

Affected Provinces

Region Province	Country	Population
Kyushu	Japan	13.3 million people

Affected populated places

Name	Region Province	Country	City class	Population	Distance
Maruichibi	Oita	Japan	Village	-	2 km
Kamae	Oita	Japan	Village	-	5 km
Miyanoura	Miyazaki	Japan	Village	-	9 km
Kamaeura	Oita	Japan	Village	-	11 km
Urashiro	Oita	Japan	Village	-	18 km
Okora	Oita	Japan	Village	-	20 km
Senzoku	Oita	Japan	Village	-	20 km
Kawachina	Miyazaki	Japan	Village	-	20 km
Saiki	Oita	Japan	City	48000 people	21 km
Shimoaka	Miyazaki	Japan	Village	-	22 km
Uematsu	Oita	Japan	Village	-	22 km
Katsura	Oita	Japan	Village	-	24 km
Onoichi	Oita	Japan	Village	-	25 km
Tsurumi-zaki	Oita	Japan	Village	-	26 km
Nobeoka	Miyazaki	Japan	City	120000 people	29 km
Amamui	Oita	Japan	Village	-	31 km
Skinkiura	Oita	Japan	Village	-	32 km
Hotojima	Oita	Japan	Village	-	34 km
Kami-ochidani	Oita	Japan	Village	-	34 km
Taina	Miyazaki	Japan	Village	-	35 km
Mie	Oita	Japan	Village	-	35 km
Usuki	Oita	Japan	Village	35000 people	38 km
Inukai	Oita	Japan	Village	-	40 km
Kadogawa	Miyazaki	Japan	Village	-	40 km
Kamikawa	Miyazaki	Japan	Village	-	40 km
Makiguchi	Oita	Japan	Village	-	41 km
Koharu	Oita	Japan	Village	-	44 km
Sashioi	Oita	Japan	Village	-	44 km
Tanaka	Oita	Japan	Village	-	46 km
Hinokage	Miyazaki	Japan	Village	-	46 km
Uwaura	Oita	Japan	Village	-	47 km
Asaji	Oita	Japan	Village	-	48 km
Naka-hetsugi	Oita	Japan	Village	-	49 km
Taketa	Oita	Japan	Village	16000 people	50 km
Tsurusaki	Oita	Japan	City	-	51 km
Sakanoichi	Oita	Japan	Village	-	52 km
Saganoseki	Oita	Japan	City	-	53 km
Mitai	Miyazaki	Japan	Village	-	54 km
Tabaru	Oita	Japan	Village	-	56 km
Mimitsu	Miyazaki	Japan	Village	-	56 km
Tashiro	Miyazaki	Japan	Village	-	56 km
Niida	Oita	Japan	Village	-	56 km
Ajiro	Ehime	Japan	Village	-	57 km
Oita	Oita	Japan	Major city	420000 people	57 km
Tsukabaru	Miyazaki	Japan	Village	-	58 km
Kusakabe	Miyazaki	Japan	Village	-	59 km
Kuju	Oita	Japan	Village	-	60 km
Onoya	Oita	Japan	Village	-	61 km
Nakasaki	Miyazaki	Japan	Village	-	61 km
Fukura	Ehime	Japan	Village	-	61 km
Funakoshi	Ehime	Japan	Village	-	62 km
Kobarui	Miyazaki	Japan	Village	-	62 km
Kashiwa	Ehime	Japan	Village	-	63 km
Hirose	Kochi	Japan	Village	-	64 km
Johen	Ehime	Japan	Village	-	65 km
Shono	Ehime	Japan	Village	-	65 km
Tsuno	Miyazaki	Japan	Village	-	65 km
Beppu	Oita	Japan	City	120000 people	66 km
Mikado	Miyazaki	Japan	Village	-	67 km
Oshima	Ehime	Japan	Village	-	67 km
Zyohen	Ehime	Japan	Village	-	68 km
Harigi	Ehime	Japan	Village	-	68 km
Mamihara	Miyazaki	Japan	Village	-	69 km
Hoso	Miyazaki	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
Beppu	BPU	unknown				0	68 km
Oita	OIT	6	Civ.	Paved	Yes	9800	79 km
Nyutabaru		79	Mil.	Paved	Yes	8800	86 km
Kumamoto	KMJ	196	Civ.	Paved	Yes	9800	96 km

Ports

Name	LOCODE	Country	Distance
Saiki Ko		Japan	22 km
Nobeoka	JPNOB	Japan	27 km
Totoro		Japan	34 km
Tsukumi	JPTMI	Japan	34 km
Usuki	JPUSK	Japan	39 km
Hosojima	JPHSM	Japan	42 km
Saganoseki	JPSAG	Japan	52 km
Tsurusaki	JPTSK	Japan	55 km
Oita	JPOIT	Japan	58 km
Beppu	JPBPU	Japan	58 km
Misaki		Japan	71 km
Hiji		Japan	73 km
Kitsuki		Japan	74 km
Uwajima	JPUWA	Japan	80 km
Sukumo	JPSUK	Japan	81 km
Kawanoishi		Japan	91 km
Yawatahama	JPYWH	Japan	91 km
Tabuka		Japan	98 km
Shimizu		Japan	100 km

Dams

Reservoir	Dam Name	River	Year	Distance
Kitagawa	Kitagawa	Kitagawa	1962	25 km
Ishiba	Ishiba	Mietanigawa	1973	31 km
Ouchibaru	Ouchibaru	Mimigawa	1956	53 km
Saigo	Saigo	Mimigawa	1983	57 km
Serikawa	Serikawa	Serigawa	1956	58 km
Tsukabaru	Tsukabaru	Mimigawa	1938	62 km
Dokawa	Dokawa	Dokawa	1955	68 km
Yamashitaike	Yamashitaike	Kuramotogawa	1918	72 km
Nyuugashiibako	Kamishiiba	Mimigawa	1955	77 km
Amagatanichosuichi	Jizobaru	Jizobarugawa	1922	77 km
Hitotsuse	Hitotsuse	Hitotsusegawa	1963	83 km
Aki	Aki	Akigawa	1971	83 km
Hisashi	Hisashi	Yamakuragawa	1969	84 km
Hiju	Hiju	Hijugawa	1968	87 km
Tachibana	Tachibana	Jarogawa	1963	91 km
Higomidorikawako	Midorikawa	Midorikawa	1970	92 km
Hachinosuko	Shimouke	Tsuegawa	1972	94 km
Ichifusa	Ichifusa	Kumagawa	1959	95 km
Asagiriko	Nomura	Hijigawa	1981	96 km
Fukasako	Fukasako	Fukasakogawa	1974	97 km

Nuclear plants

Name	Country	Reactors	Distance
IKATA	JAPAN	3	89 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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