Overall Green Earthquake alert in Japan on 30 May 2020 18:13 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 5.6 in Japan on 30 May 2020 18:13 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:	5.6M
Depth:	93.89 Km
Lat/Lon:	42.4288 , 143.942
Event Date:	30 May 2020 18:13 UTC 31 May 2020 04:13 Local
Exposed Population:	540000 people within 100km
Source:	NEIC us6000a2rt
Inserted at:	31 May 2020 18:18 UTC
INFORM Coping capacity of the alert score	1.5 (Japan)

GDACS Score

For more info on GDACS alert score click here.

	Earthquake (Shakemap)		GDACS score
NEIC	0		0
us6000a2rt	Scaled population (raster)	0
	C1 shakemap	-0.59
	C2 shakemap	0.53
	Country Vulnerability	0
	INFORM_normalised	0.57

Maximum expected impact using different data sources.

Episode Timeline

ID	Alert	Score	Date	Mag, Depth	MMI*	Population**	Tsunami risk***	Delay (hh:mm)	Source
1313309		0	30 May 2020 18:13	5.6M, 93.89km	4.12	N/A (in MMI>=VII)		1d 00:04	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 Hokkaido (population 5,808,054) . The nearest places are Otsu, Asshinai, Aiboshima, Oikamanae, Urahoro, Kami-notsuka, Ombetsu, Ushishubetsu, Shakubetsu, Naka-tokomuro, and Ikeda.

Radius	Population
100 km	540000 people
75 km	220000 people
50 km	5800 people
20 km	no people
10 km	no people
5 km	no people
2 km	no people

Affected Provinces

Region Province	Country	Population
Hokkaido	Japan	5.8 million people
Sakhalinskaya oblast'	Russian Federation	730000 people
Tohoku	Japan	10 million people

Affected populated places

Name	Region Province	Country	City class	Population	Distance
Otsu	Hokkaido	Japan	Village	-	37 km
Asshinai	Hokkaido	Japan	Village	-	42 km
Aiboshima	Hokkaido	Japan	Village	-	43 km
Oikamanae	Hokkaido	Japan	Village	-	48 km
Urahoro	Hokkaido	Japan	Village	-	48 km
Kami-notsuka	Hokkaido	Japan	Village	-	51 km
Ombetsu	Hokkaido	Japan	Village	-	51 km
Ushishubetsu	Hokkaido	Japan	Village	-	52 km
Shakubetsu	Hokkaido	Japan	Village	-	53 km
Naka-tokomuro	Hokkaido	Japan	Village	-	53 km
Toyoni	Hokkaido	Japan	Village	-	54 km
Hiroo	Hokkaido	Japan	Village	-	54 km
Shimo-noyaushi	Hokkaido	Japan	Village	-	54 km
Churui	Hokkaido	Japan	Village	-	55 km
Taiki	Hokkaido	Japan	Village	-	55 km
Okawa	Hokkaido	Japan	Village	-	56 km
Komahata	Hokkaido	Japan	Village	-	59 km
Shiranuka	Hokkaido	Japan	City	-	59 km
Rushin	Hokkaido	Japan	Village	-	59 km
Futamata	Hokkaido	Japan	Village	-	60 km
Kami-noyaushi	Hokkaido	Japan	Village	-	61 km
Oku-muri	Hokkaido	Japan	Village	-	61 km
Onitoppu	Hokkaido	Japan	Village	-	61 km
Shoro	Hokkaido	Japan	Village	-	63 km
Oda	Hokkaido	Japan	Village	-	63 km
Moiwa	Hokkaido	Japan	Village	-	64 km
Kami-toyoni	Hokkaido	Japan	Village	-	64 km
Katsupei	Hokkaido	Japan	Village	-	67 km
Naka-satsunai	Hokkaido	Japan	Village	-	67 km
Kansen	Hokkaido	Japan	Village	-	67 km
Mikawa	Hokkaido	Japan	Village	-	67 km
Ikeda	Hokkaido	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
Obihiro	OBO	149	Civ.	Paved	Yes	8200	68 km
Kushiro	KUH	95	Civ.	Paved	Yes	7500	71 km
Tokachi		84	Civ.	Paved	Yes	4900	82 km

Ports

Name	LOCODE	Country	Distance
Otsu	JPOTU	Japan	38 km
Tokachi	JPTOK	Japan	55 km
Kushiro	JPKUH	Japan	69 km
Samani	JPSAM	Japan	91 km

Dams

Reservoir	Dam Name	River	Year	Distance
Horomanko	Horomangawadaisan	Horomangawa	1954	79 km
Samaniko	Samani	Samanigawa	1974	85 km
Higashinosawachoseichi	Higashinosawa	Koikakushushibicharigawa	1987	96 km
Ashoroko	Kakkomi	Biribetsugawa	1955	97 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.