Overall Green Earthquake alert in Near East Coast Of Honshu, Japan on 04 Aug 2022 00:48 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 5.4 in Near East Coast Of Honshu, Japan on 04 Aug 2022 00:48 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:	5.4M
Depth:	44.285 Km
Lat/Lon:	37.6295 , 141.6908
Event Date:	04 Aug 2022 00:48 UTC 04 Aug 2022 09:48 Local
Exposed Population:	1.5 million in 100km
Source:	NEIC us6000i7wm
Inserted at:	04 Aug 2022 01:08 UTC
INFORM Coping capacity of the alert score:	1.1 ()

GDACS Score

For more info on GDACS alert score click here.

	Earthquake (Shakemap)		GDACS score
NEIC	0		0
us6000i7wm	Scaled population (raster)	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
1456351		0	04 Aug 2022 00:48	5.4M, 44.285km	3.51	N/A (in MMI>=VII)		00:20	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 3,429,756) . 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	1456351	37.63/141.691	5.4	44.3	3.551	04 Aug 2022 01:13	00:25	(new episode)
2	1456351	37.63/141.691	5.4	44.3	3.513	04 Aug 2022 01:25	00:37	(upd of #1)
3	1456351	37.63/141.691	5.4	44.3	3.513	04 Aug 2022 02:54	02:06	(upd of #2)
4	1456351	37.63/141.691	5.4	44.3	3.513	05 Aug 2022 01:40	1d 00:52	(upd of #3)
5	1456351	37.63/141.691	5.4	44.3	3.513	08 Aug 2022 23:50	4d 23:01	(upd of #4)

Affected Provinces

Intensity	Region Province	Country	Population
	Tohoku	Japan	3.4 million people
	Kanto	Japan	23000 people

Affected populated places. Areas of interest

Name	Region Province	Country	City class	Population	Distance
Odaka	Fukushima	Japan	Village	-	62 km
Namie	Fukushima	Japan	Village	22000 people	63 km
Kashima	Fukushima	Japan	Village	-	64 km
Haramachi	Fukushima	Japan	Village	47000 people	67 km
Tomioka	Fukushima	Japan	Village	-	68 km
Nakumura	Fukushima	Japan	Village	-	70 km
Aji	Miyagi	Japan	Village	-	73 km
Oshika	Miyagi	Japan	Village	-	75 km
Sakamoto	Miyagi	Japan	Village	-	75 km
Niiyama	Miyagi	Japan	Village	-	78 km
Hanagama	Miyagi	Japan	Village	-	78 km
Nitoda	Miyagi	Japan	Village	-	78 km
Oharahama	Miyagi	Japan	Village	-	79 km
Yotsukura	Fukushima	Japan	Village	-	82 km
Yamashita	Miyagi	Japan	Village	-	82 km
Arahama	Miyagi	Japan	Village	-	82 km
Furumichi	Fukushima	Japan	Village	-	83 km
Yagawa	Miyagi	Japan	Village	-	84 km
Sakashiuchi	Fukushima	Japan	Village	-	85 km
Watari	Miyagi	Japan	Village	36000 people	86 km
Higashi-tamano	Fukushima	Japan	Village	-	87 km
Marumori	Miyagi	Japan	Village	17000 people	88 km
Ido	Miyagi	Japan	Village	-	89 km
Kakuda	Miyagi	Japan	Village	33000 people	89 km
Iinosaka	Miyagi	Japan	Village	-	91 km
Onagawahama	Miyagi	Japan	Village	-	92 km
Watanoha	Miyagi	Japan	Village	-	92 km
Mishima	Fukushima	Japan	Village	-	93 km
Taira	Fukushima	Japan	City	-	94 km
Ishinomaki	Miyagi	Japan	City	120000 people	95 km
Shiogama	Miyagi	Japan	City	59000 people	95 km
Ogawara	Miyagi	Japan	Village	23000 people	97 km
Ena	Fukushima	Japan	Village	-	98 km
Takagi	Miyagi	Japan	Village	-	98 km
Schiogama	Miyagi	Japan	Village	-	99 km
Sendai	Miyagi	Japan	Major city	1 million people	99 km
Yanagawa	Fukushima	Japan	Village	20000 people	99 km
Takaki	Miyagi	Japan	Village	-	99 km
Hosokura	Miyagi	Japan	Village	-	99 km
Murata	Miyagi	Japan	Village	-	100 km
Ohama	Miyagi	Japan	Village	-	101 km
Kamata	Miyagi	Japan	Village	-	101 km
Shinden	Miyagi	Japan	Village	-	101 km
Shiroishi	Miyagi	Japan	Village	39000 people	101 km
Kaita	Fukushima	Japan	Village	-	102 km
Hobara	Fukushima	Japan	Village	24000 people	103 km
Iinogawa	Miyagi	Japan	Village	-	103 km
Nagano	Miyagi	Japan	Village	-	103 km
Onahama	Fukushima	Japan	City	-	104 km
Shinzeki	Miyagi	Japan	Village	-	105 km
Wabuchi	Miyagi	Japan	Village	-	106 km
Hirawata	Miyagi	Japan	Village	-	106 km
Tsukihama	Miyagi	Japan	Village	-	107 km
Fukusaima	Fukushima	Japan	City	-	108 km
Oyanagi	Miyagi	Japan	Village	-	108 km
Matsukawa	Fukushima	Japan	Village	-	109 km
Kawasaki	Miyagi	Japan	Village	-	109 km
Shimomachi	Miyagi	Japan	Village	-	110 km
Nihommatsu	Fukushima	Japan	Village	36000 people	111 km
Otsu	Fukushima	Japan	Village	-	111 km
Wakuya	Miyagi	Japan	City	18000 people	111 km
Koori	Fukushima	Japan	Village	-	112 km
Terahama	Miyagi	Japan	Village	-	112 km
Baba	Miyagi	Japan	Village	-	112 km
Kamimachi	Miyagi	Japan	Village	-	112 km
Matsuyama	Miyagi	Japan	Village	-	112 km
Yanaizu	Miyagi	Japan	Village	-	114 km
Nenoshiroishi	Miyagi	Japan	Village	-	114 km
Shirasawa	Miyagi	Japan	Village	-	114 km
Yoshioka	Miyagi	Japan	Village	-	115 km
Ueda	Fukushima	Japan	City	-	115 km
Tokatta	Miyagi	Japan	Village	-	116 km
Koriyama	Fukushima	Japan	City	320000 people	116 km
Shizugawa	Miyagi	Japan	Village	-	118 km
Nishino	Miyagi	Japan	Village	-	118 km
Isatomae	Miyagi	Japan	Village	-	121 km
Tajiri	Miyagi	Japan	Village	-	121 km
Ishikawa	Fukushima	Japan	Village	18000 people	122 km
Furukawa	Miyagi	Japan	City	76000 people	122 km
Minato	Miyagi	Japan	Village	-	123 km
Maeya	Miyagi	Japan	Village	-	124 km
Sanuma	Miyagi	Japan	City	-	125 km
Araya	Miyagi	Japan	Village	-	125 km
Naka-niida	Miyagi	Japan	Village	-	126 km
Isohara	Ibaraki	Japan	Village	-	126 km
Takakiyomizu	Miyagi	Japan	Village	-	128 km
Semine	Miyagi	Japan	Village	-	128 km
Wakayanagi	Miyagi	Japan	Village	-	133 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
Sendai	SDJ	5	Civ.	Paved	Yes	9800	89 km
Kasuminome		5				0	95 km
Matsushima		2	Civ.	Paved	Yes	8800	96 km
Fukushima	FKS	372	Civ.	Paved	Yes	8200	120 km
Ojojibara		70				0	123 km

Ports

Name	LOCODE	Country	Distance
Soma	JPSMA	Japan	68 km
Onagawa	JPONG	Japan	93 km
Ishinomaki	JPISM	Japan	93 km
Shiogama	JPSGM	Japan	96 km
Onahama	JPONA	Japan	103 km

Dams

Reservoir	Dam Name	River	Year	Distance
Yokokawa	Yokokawa	Otagawa	1983	69 km
Takanokura	Takanokura	Mizunashigawa	1975	71 km
Sakashita	Sakashita	Okawaragawa	1973	72 km
Ogaki	Ogaki	Ukedogawa	1985	72 km
Tamanotameike	Tamano	Udagawa	1945	85 km
Tarumizuko	Tarumizu	Masudagawa	1976	96 km
Kamafusako	Kamafusa	Goishigawa	1970	108 km
Kawarago	Kawarago	Shiroishigawa	1968	112 km
Takashibako	Takashiba	Samekawa	1961	113 km
Okurako	Okura	Okuragawa	1961	116 km
Nanakita	Nanakita	Nanakitagawa	1984	117 km
Nanatsumoriko	Minamikawa	Minamikawa	1987	117 km
Kejonuma	Kejonuma	Tajirigawa	1995	128 km
Naganuma	Naganuma	Hazamagawa	2005	129 km

Nuclear plants

Name	Country	Reactors	Distance
FUKUSHIMA-DAIICHI	JAPAN	6	63 km
FUKUSHIMA-DAINI	JAPAN	4	68 km
ONAGAWA	JAPAN	3	87 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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