Overall Green Earthquake alert in Japan on 19 Nov 2023 21:01 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 5.8 in Japan on 19 Nov 2023 21:01 UTC

Hazard models

Rapid Impact

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:	5.8M
Depth:	41 Km
Lat/Lon:	41.2104 , 142.2519
Event Date:	19 Nov 2023 21:01 UTC 20 Nov 2023 06:01 Local
Exposed Population:	470 thousand in MMI IV
Source:	NEIC us6000lphm
Inserted at:	19 Nov 2023 23:24 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
us6000lphm	Scaled population (raster)	0
	C1 shakemap	0
	C2 shakemap	0
	Country Vulnerability	0
	INFORM_normalised	0

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
1537071		0	19 Nov 2023 21:01	6M, 52.6km	4.17	N/A (in MMI>=VII)		00:16	NEIC
1537078		0	19 Nov 2023 21:01	5.8M, 41km	3.8	N/A (in MMI>=VII)		02:23	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 Tohoku (population 9,984,608) . The alertlevel for this event is GREEN

Intensity	Population
	no people

Shakemaps Timeline

Shake id #	episodeid	Lat/Lon	Magnitude	Depth	Max MMI	Date shake (UTC)	Delay (hh:mm)
1	1537071	142.247/41.168	6	52.6	4.169	19 Nov 2023 21:21	00:20	(new episode)
2	1537071	142.247/41.168	6	52.6	4.169	19 Nov 2023 22:22	01:21	(upd of #1)
3	1537071	142.247/41.168	6	52.6	4.169	19 Nov 2023 23:05	02:04	(upd of #2)
4	1537078	142.252/41.21	5.8	41	3.796	19 Nov 2023 23:59	02:58	(new episode)
5	1537078	142.252/41.21	5.8	41	3.796	20 Nov 2023 21:40	1d 00:39	(upd of #4)

Affected Provinces

Region Province	Country	Population
Tohoku	Japan	410000 people
Hokkaido	Japan	<1000 people
Tohoku	Japan	68000 people
Hokkaido	Japan	21000 people

Affected populated places. Areas of interest

Name	Region Province	Country	City class	Population	Distance
Shiriya	Aomori	Japan	Village	-	70 km
Kodanosawa	Aomori	Japan	Village	-	72 km
Sarugamori	Aomori	Japan	Village	-	72 km
Shikkari	Aomori	Japan	Village	-	73 km
Tomari	Aomori	Japan	Village	-	74 km
Dedo	Aomori	Japan	Village	-	76 km
Rokkasho	Aomori	Japan	Village	-	80 km
Chikagawa	Aomori	Japan	Village	-	81 km
Mena	Aomori	Japan	Village	-	83 km
Kurauchi	Aomori	Japan	Village	-	84 km
Yokohama	Aomori	Japan	Village	-	85 km
Tanabu	Aomori	Japan	Village	-	87 km
Mutsu	Aomori	Japan	Village	49000 people	87 km
Tanichito	Aomori	Japan	Village	-	89 km
Sekine	Aomori	Japan	Village	-	89 km
Ominato	Aomori	Japan	Village	-	90 km
Sabishiro	Aomori	Japan	Village	-	90 km
Ohata	Aomori	Japan	Village	-	93 km
Ogara	Aomori	Japan	Village	-	93 km
Arito	Aomori	Japan	Village	-	94 km
Misawa	Aomori	Japan	Village	43000 people	95 km
Ichikawa	Aomori	Japan	Village	-	95 km
Jogasawa	Aomori	Japan	Village	-	95 km
Furumagi	Aomori	Japan	Village	-	96 km
Kanahama	Aomori	Japan	Village	-	96 km
Hachinohe	Aomori	Japan	City	240000 people	98 km
Kawajiri	Iwate	Japan	Village	-	98 km
Tanosawa	Aomori	Japan	Village	-	100 km
Noheji	Aomori	Japan	City	-	102 km
Taneichi	Iwate	Japan	Village	-	102 km
Mita	Aomori	Japan	Village	-	103 km
Uge	Iwate	Japan	Village	-	109 km
Fujishima	Aomori	Japan	Village	-	110 km
Sambongi	Aomori	Japan	Village	-	110 km
Nagaimura	Iwate	Japan	Village	-	173 km
Araya	Hokkaido	Japan	Village	-	175 km
Abuta	Hokkaido	Japan	Village	-	193 km
Ninyu	Hokkaido	Japan	Village	-	194 km
Ishizaki	Hokkaido	Japan	Village	-	194 km
Doya	Hokkaido	Japan	Village	-	198 km
Toyoura	Hokkaido	Japan	Village	-	199 km
Funakoshi	Iwate	Japan	Village	-	199 km
Rebun	Hokkaido	Japan	Village	-	205 km
Sendachi	Akita	Japan	Village	-	208 km
Makkari	Hokkaido	Japan	Village	-	210 km
Oshamambe	Hokkaido	Japan	Village	-	212 km
Shizukari	Hokkaido	Japan	Village	-	213 km
Kakunodate	Akita	Japan	Village	-	225 km
Kakudate	Akita	Japan	Village	-	230 km
Hitochi	Akita	Japan	Village	-	232 km
Nagano	Akita	Japan	Village	-	236 km

see full list

Critical infrastructure

Airports, ports, nuclear plants and hydrodams at risk, if affected, are listed below.

Airports

Intensity	Name	IATA Code	Elevation (m)	Usage	Runway type	IFR	Runway Length (ft)	Distance
	Misawa Naf	MSJ	36	Mil.	Paved	Yes	10000	93 km
	Hachinohe	HHE	46	Mil.	Paved	Yes	7300	99 km

Ports

Name	LOCODE	Country	Distance
Ominato	JPOMT	Japan	90 km
Hachinohe	JPHHE	Japan	96 km
Yamada		Japan	196 km

Dams

Reservoir	Dam Name	River	Year	Distance
Gandoko	Gando	Tandogawa	1960	171 km
	Tsugaru	Iwaki	2016	184 km
Miyamako	Meya	Iwakigawa	1959	184 km
Ainumako	Ainumanai	Ainumanaigawa	1930	202 km

Nuclear plants

Intensity	Name	Country	Reactors	Distance
	HIGASHI DORI	JAPAN	1	79 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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