Overall Green Earthquake alert in Japan on 15 Sep 2018 04:40 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 5.5 in Japan on 15 Sep 2018 04:40 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:	5.5M
Depth:	10 Km
Lat/Lon:	26.6739 , 129.6022
Event Date:	15 Sep 2018 04:40 UTC 15 Sep 2018 13:40 Local
Exposed Population:	No people within 100km
Source:	NEIC us2000hf01
Inserted at:	15 Sep 2018 04:58 UTC
INFORM Coping capacity of the alert score:	1.1 (Japan)

GDACS Score

For more info on GDACS alert score click here.

	Earthquake (Shakemap)		GDACS score
NEIC	0		0
us2000hf01	Scaled population (vector)	0
	C1 shakemap	-0.59
	C2 shakemap	0.53
	Country Vulnerability	0
	INFORM_normalised	1

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	Alert	Score	Date	Mag, Depth	MMI*	Population**	Tsunami risk***	Delay (hh:mm)	Source
1228368		0	15 Sep 2018 04:40	5.5M, 10km	3	N/A (in MMI>=VII)		00:18	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 Okinawa (population 1,037,933) . The alertlevel for this event is GREEN

Intensity	Population
	no people
	3000 people

Shakemaps Timeline

Shake id #	episodeid	Lat/Lon	Magnitude	Depth	Max MMI	Date shake (UTC)	Delay (hh:mm)
1	1228368	26.674/129.602	5.5	10	3.05	15 Sep 2018 04:59	00:19	(new episode)
2	1228368	26.674/129.602	5.5	10	3.09	15 Sep 2018 06:47	02:07	(upd of #1)
3	1228368	26.694/129.61	5.4	10	3	16 Sep 2018 21:52	1d 17:12	(upd of #2)

Affected Provinces

Intensity	Region Province	Country	Population
	Okinawa	Japan	1 million people
	Kyushu	Japan	49000 people

Affected populated places. Areas of interest

Name	Region Province	Country	City class	Population	Distance
Ashito	Okinawa	Japan	Village	-	122 km
Kunigami	Okinawa	Japan	Village	-	123 km
Wadomari	Okinawa	Japan	Village	-	123 km
China	Okinawa	Japan	Village	-	125 km
Ada	Okinawa	Japan	Village	-	128 km
Isen	Okinawa	Japan	Village	-	128 km
Kametsu	Okinawa	Japan	Village	-	131 km
Tamina	Okinawa	Japan	Village	-	132 km
Itokina	Okinawa	Japan	Village	-	134 km
Setaki	Okinawa	Japan	Village	-	140 km
Kaata	Okinawa	Japan	Village	-	142 km
Ogimi	Okinawa	Japan	Village	-	147 km
Okamae	Okinawa	Japan	Village	-	147 km
Obo	Okinawa	Japan	Village	-	147 km
Teima	Okinawa	Japan	Village	-	153 km
Ikechi	Okinawa	Japan	Village	-	154 km
Yoro	Okinawa	Japan	Village	-	158 km
Nakao	Okinawa	Japan	Village	-	158 km
Ikenma	Okinawa	Japan	Village	-	160 km
Nago	Okinawa	Japan	Village	59000 people	162 km
Osai	Okinawa	Japan	Village	-	162 km
Sukomo	Okinawa	Japan	Village	-	166 km
Tana	Okinawa	Japan	Village	-	166 km
Izena	Okinawa	Japan	Village	-	169 km
Kin	Okinawa	Japan	Village	-	169 km
Katoku	Okinawa	Japan	Village	-	169 km
Toguchi	Okinawa	Japan	Village	-	169 km
Saneku	Okinawa	Japan	Village	-	172 km
Nakazato	Okinawa	Japan	Village	-	172 km
Henna	Okinawa	Japan	Village	-	173 km
Higashieue	Okinawa	Japan	Village	-	178 km
Ishikawa	Okinawa	Japan	Village	22000 people	179 km
Araki	Okinawa	Japan	Village	-	182 km
Kominato	Okinawa	Japan	Village	-	183 km
Atsuta	Okinawa	Japan	Village	-	185 km
Akatsure	Okinawa	Japan	Village	-	186 km
Kadena	Okinawa	Japan	Village	-	187 km
Yamato	Okinawa	Japan	Village	-	187 km
Fusozaki	Okinawa	Japan	Village	-	188 km
Naze	Okinawa	Japan	Village	41000 people	188 km
Daikuma	Okinawa	Japan	Village	-	190 km
Ishimine	Okinawa	Japan	Village	-	194 km
Naha	Okinawa	Japan	City	300000 people	197 km
Chifuwa	Okinawa	Japan	Village	-	201 km
Itoman	Okinawa	Japan	Village	56000 people	202 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
Okierabu	OKE	31	Civ.	Paved	Yes	3900	122 km
Yoron	RNJ	16	Civ.	Paved	Yes	3900	126 km
Tokunoshima	TKN	5	Civ.	Paved	Yes	6500	147 km
Ie Jima	IEJ	75	Civ.	Paved	No	4900	181 km
Kikai		6	Civ.	Paved	Yes	3900	185 km
Kadena AB	DNA	45	Mil.	Paved	Yes	12100	186 km
Futenma Mcas		75	Mil.	Paved	Yes	9000	189 km
Kitadaito	KTD	24	Civ.	Paved	Yes	4900	190 km
Naha	OKA	5	Civ.	Paved	Yes	9800	202 km

Ports

Name	LOCODE	Country	Distance
Oku		Japan	163 km
Kin Wan	JPKIN	Japan	167 km
Nakagusuku Wan		Japan	173 km
Heianza	JPHEI	Japan	173 km
Nishihara	JPNHR	Japan	187 km
Naha	JPNAH	Japan	200 km

Dams

Reservoir	Dam Name	River	Year	Distance
Kannako	Kanna	Kannafukujigawa	1993	166 km
	Okukubi	Okukubigawa	2001	168 km
Zukeyama	Kurashiki	Yonabarugawa	1995	182 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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