Overall Green Earthquake alert in Near East Coast Of Honshu, Japan on 04 Sep 2022 06:46 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 4.7 in Near East Coast Of Honshu, Japan on 04 Sep 2022 06:46 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:	4.7M
Depth:	60.934 Km
Lat/Lon:	37.8453 , 141.8853
Event Date:	04 Sep 2022 06:46 UTC 04 Sep 2022 15:46 Local
Exposed Population:	2.3 million in MMI III
Source:	NEIC us7000i52i
Inserted at:	04 Sep 2022 07:25 UTC
INFORM Coping capacity of the alert score	1.1 ()

GDACS Score

For more info on GDACS alert score click here.

	Earthquake (Rapid Impact)		GDACS score
NEIC	0		0
us7000i52i	Scaled population (vector)	0
	C1 rapid impact	-0.59
	C2 rapid impact	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
1460067		0	04 Sep 2022 06:46	4.7M, 60.934km	3.39	2.3 million (in 100km)		00:39	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 off shore.

Radius	Population
100 km	1.4 million people
75 km	11000 people
50 km	no people
20 km	no people
10 km	no people
5 km	no people
2 km	no people

Affected Provinces

Affected populated places

Name	Region Province	Country	City class	Population	Distance
Futawatashi	Miyagi	Japan	Village	-	57 km
Aji	Miyagi	Japan	Village	-	59 km
Oshika	Miyagi	Japan	Village	-	59 km
Ayukawahama	Miyagi	Japan	Village	-	60 km
Ikenohama	Miyagi	Japan	Village	-	60 km
Niiyama	Miyagi	Japan	Village	-	61 km
Kukunari	Miyagi	Japan	Village	-	62 km
Oharahama	Miyagi	Japan	Village	-	64 km
Kobuchi	Miyagi	Japan	Village	-	64 km
Tomari	Miyagi	Japan	Village	-	65 km
Nitoda	Miyagi	Japan	Village	-	65 km
Odomari	Miyagi	Japan	Village	-	65 km
Koamikura	Miyagi	Japan	Village	-	68 km
Yagawa	Miyagi	Japan	Village	-	68 km
Yoriiso	Miyagi	Japan	Village	-	68 km
Fukkiura	Miyagi	Japan	Village	-	69 km
Samenoura	Miyagi	Japan	Village	-	69 km
Kitsunezaki	Miyagi	Japan	Village	-	69 km
Takenohama	Miyagi	Japan	Village	-	70 km
Sendai	Miyagi	Japan	Major city	1 million people	98 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
Matsushima		2	Civ.	Paved	Yes	8800	85 km
Sendai	SDJ	5	Civ.	Paved	Yes	9800	91 km
Kasuminome		5				0	94 km

Ports

Name	LOCODE	Country	Distance
Onagawa	JPONG	Japan	76 km
Ishinomaki	JPISM	Japan	80 km
Soma	JPSMA	Japan	81 km
Shiogama	JPSGM	Japan	92 km

Dams

Reservoir	Dam Name	River	Year	Distance
Yokokawa	Yokokawa	Otagawa	1983	91 km
Takanokura	Takanokura	Mizunashigawa	1975	91 km
Ogaki	Ogaki	Ukedogawa	1985	95 km
Sakashita	Sakashita	Okawaragawa	1973	98 km
Tarumizuko	Tarumizu	Masudagawa	1976	99 km

Nuclear plants

Name	Country	Reactors	Distance
ONAGAWA	JAPAN	3	70 km
FUKUSHIMA-DAIICHI	JAPAN	6	89 km
FUKUSHIMA-DAINI	JAPAN	4	95 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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