Light earthquake, 4.6 mag was detected near Ohara in Japan

A light earthquake with magnitude 4.6 (ml/mb) was reported 9 kilometers (6 miles) from Ohara in Japan on Thursday. Exact location of earthquake, longitude 140.4295 East, latitude 35.3266 North, depth = 10 km. All ids that are associated to the event: us70007tdf. Unique identifier: us70007tdf. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The epicenter of the earthquake was roughly 10 km (6 miles) below the earth’s surface. The 4.6-magnitude earthquake was detected at 12:53:06 / 12:53 pm (local time epicenter). Exact time and date of event in UTC/GMT: 20/02/20 / 2020-02-20 03:53:06 / February 20, 2020 @ 3:53 am.

Epicenter of the earthquake was 78 km (48 miles) from Tokyo (c. 8 336 600 pop), 73 km (45 miles) from Yokohama (c. 3 574 400 pop), 68 km (42 miles) from Kawasaki (c. 1 306 800 pop), 95 km (59 miles) from Saitama (c. 1 193 400 pop), 95 km (59 miles) from Yono (c. 1 077 700 pop), 42 km (26 miles) from Chiba (c. 919 700 pop), 57 km (36 miles) from Funabashi (c. 560 700 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Atsugi, Ishige, Iwatsuki. Nearby country/countries, Japan (c. 127 288 000 pop) (That might be effected).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been one, in the last 10 days three, in the past 30 days five and in the last 365 days fifty-two earthquakes of magnitude 3.0 or greater that have been detected nearby. Each year there are an estimated 13,000 light quakes in the world.

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Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 9 km NNE of Ohara, Japan. This data comes from the USGS Earthquake Notification Service.

More information

Parameter	Value	Description
Magnitude	4.6 mb	The magnitude for the event.
Longitude	140.4295° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	35.3266° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	10 km	Depth of the event in kilometers.
Place	9km NNE of Ohara, Japan	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2020-02-20 03:53:06	Time when the event occurred. UTC/GMT
Updated	2020-02-20 04:15:09	Time when the event was most recently updated. UTC/GMT
Timezone offset	540	Timezone offset from UTC in minutes at the event epicenter.
Felt	1	The total number of felt reports
CDI	2.7	The maximum reported intensity for the event.
MMI		The maximum estimated instrumental intensity for the event.
Alert Level		The alert level from the PAGER earthquake impact scale. Green, Yellow, Orange or Red.
Review Status	reviewed	Indicates whether the event has been reviewed by a human.
Tsunami	0	This flag is set to "1" for large events in oceanic regions and "0" otherwise. The existence or value of this flag does not indicate if a tsunami actually did or will exist.
SIG	326	A number describing how significant the event is. Larger numbers indicate a more significant event.
Network	us	The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources	,us,	A comma-separated list of network contributors.
Number of Stations Used		The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	1.954	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	1.01 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	116	The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type	mb	The method or algorithm used to calculate the preferred magnitude for the event.
Event Type	earthquake	Type of seismic event.
Event ID	us70007tdf	Id of event.
Event Code	70007tdf	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us70007tdf,	A comma-separated list of event ids that are associated to an event.

Parameter

Value

Description

Magnitude

4.6 mb

The magnitude for the event.

Longitude

140.4295° East

Decimal degrees longitude. Negative values for western longitudes.

Latitude

35.3266° North

Decimal degrees latitude. Negative values for southern latitudes.

Depth

10 km

Depth of the event in kilometers.

Place

9km NNE of Ohara, Japan

Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.

Time

2020-02-20 03:53:06

Time when the event occurred. UTC/GMT

Updated

2020-02-20 04:15:09

Time when the event was most recently updated. UTC/GMT

Timezone offset

540

Timezone offset from UTC in minutes at the event epicenter.

Felt

The total number of felt reports

CDI

2.7

The maximum reported intensity for the event.

MMI

The maximum estimated instrumental intensity for the event.

Alert Level

The alert level from the PAGER earthquake impact scale. Green, Yellow, Orange or Red.

Review Status

reviewed

Indicates whether the event has been reviewed by a human.

Tsunami

This flag is set to "1" for large events in oceanic regions and "0" otherwise. The existence or value of this flag does not indicate if a tsunami actually did or will exist.

SIG

326

A number describing how significant the event is. Larger numbers indicate a more significant event.

Network

The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.

Sources

,us,

A comma-separated list of network contributors.

Number of Stations Used

The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.

Horizontal Distance

1.954

Horizontal distance from the epicenter to the nearest station (in degrees).

Root Mean Square

1.01 sec

The root-mean-square (RMS) travel time residual, in sec, using all weights.

Azimuthal Gap

116

The largest azimuthal gap between azimuthally adjacent stations (in degrees).

Magnitude Type

The method or algorithm used to calculate the preferred magnitude for the event.

Event Type

earthquake

Type of seismic event.

Event ID

us70007tdf

Id of event.

Event Code

70007tdf

An identifying code assigned by, and unique from, the corresponding source for the event.

Event IDS

,us70007tdf,

A comma-separated list of event ids that are associated to an event.

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Light earthquake, 4.6 mag was detected near Ohara in Japan

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