Overall Green Earthquake alert in Japan from 21 Dec 2007 22:05 UTC to 22:05

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 5.2 in Japan from 21 Dec 2007 22:05 UTC to 22:05

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.

Updated: this report is based on episode 1.

Earthquake Magnitude:	5.2M
Depth:	Km
Lat/Lon:	26.8388 , 126.782
Event Date:	21 Dec 2007 22:05 UTC 22 Dec 2007 06:05 Local
Exposed Population:	about 10000 people within 100km
Source:	NEIC
Inserted at:	22 Dec 2007 09:03 UTC

GDACS Score

For more info on GDACS alert score click here.

	Earthquake		GDACS score
NEIC	0.5		0.5
	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	Score	Date	Mag, Depth	MMI*	Population**	Delay (hh:mm)	Source
33016	0.5	21 Dec 2007 22:05	5.2M, 110km	N/A	10 thousand (in 100km)	01:13	JMA
33017	0.5	21 Dec 2007 22:05	5.3M, 97.9km	N/A	9 thousand (in 100km)	01:27	NEIC
33027	0.5	21 Dec 2007 22:05	5.2M, 110.8km	N/A	10 thousand (in 100km)	10:58	NEIC
33030	0.5	21 Dec 2007 22:05	5.3M, 112km	N/A	10 thousand (in 100km)	11:19	EMSC

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 Okinawa (population 1,242,315) . The nearest places are Aguni, Hama, Nakachi, Maja, Nishime, Ohara, Nakadomari, Tomari, Gima, Fuija, and Tonaki.

Radius	Population
100 km	12000 people
75 km	9800 people
50 km	no people
20 km	no people
10 km	no people
5 km	no people
2 km	no people

Affected Provinces

Region Province	Country	Population
Okinawa	Japan	1.2 million people
Kyushu	Japan	13.3 million people

Affected populated places

Name	Region Province	Country	City class	Population	Distance
Aguni	Okinawa	Japan	Village	-	55 km
Hama	Okinawa	Japan	Village	-	56 km
Nakachi	Okinawa	Japan	Village	-	59 km
Maja	Okinawa	Japan	Village	-	60 km
Nishime	Okinawa	Japan	Village	-	60 km
Ohara	Okinawa	Japan	Village	-	61 km
Nakadomari	Okinawa	Japan	Village	-	61 km
Tomari	Okinawa	Japan	Village	-	61 km
Gima	Okinawa	Japan	Village	-	62 km
Fuija	Okinawa	Japan	Village	-	62 km
Shimajiri	Okinawa	Japan	Village	-	66 km
Tonaki	Okinawa	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
Kumejima	UEO	7	Civ.	Paved	Yes	6500	60 km
Ie Jima	IEJ	75	Civ.	Paved	No	4900	100 km

Ports

Name	LOCODE	Country	Distance
Kume Island		Japan	58 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.
The JRC is not responsible for any damage or loss resulting from the use of the information presented on this website.
The designations employed and the presentation of material on the map do not imply the expression of any opinion whatsoever on the part of the European Union concerning the legal status of any country, territory or area or of its authorities, or concerning the delimitation of its frontiers or boundaries.