Light earthquake, 4.7 mag has occurred near Marumori in Japan

A light earthquake magnitude 4.7 (ml/mb) has struck on Sunday, 31 kilometers (19 miles) from Marumori in Japan. Unique identifier: us6000cd2j. Ids that are associated to the event: us6000cd2j. Exact location of earthquake, longitude 141.0819 East, latitude 37.7819 North, depth = 52.9 km. The earthquake occurred at a depth of 52.9 km (33 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4.7-magnitude earthquake was detected at 21:18:52 / 9:18 pm (local time epicenter). Exact time and date of earthquake 25/10/20 / 2020-10-25 21:18:52 / October 25, 2020 @ 9:18 pm UTC/GMT.

Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Nagai, Sagae, Higashine. The epicenter was 57 km (36 miles) from Sendai-shi (c. 1 063 100 pop), 56 km (35 miles) from Sendai (c. 1 063 100 pop), 83 km (52 miles) from Iwaki (c. 357 300 pop), 75 km (46 miles) from Kōriyama (c. 340 600 pop), 54 km (34 miles) from Fukushima-shi (c. 294 200 pop), 81 km (50 miles) from Yamagata-shi (c. 254 500 pop), 73 km (45 miles) from Ishinomaki (c. 117 200 pop). Country/countries that might be effected, Japan (c. 127 288 000 pop).

There are an estimated 13,000 light earthquakes in the world each year. In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days two and in the last 365 days thirty-nine earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Did you feel the quake?

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, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 31 km ESE of Marumori, Japan. This information comes from the USGS Earthquake Notification Service.

More information

Parameter	Value	Description
Magnitude	4.7 mb	The magnitude for the event.
Longitude	141.0819° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	37.7819° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	52.9 km	Depth of the event in kilometers.
Place	31 km ESE of Marumori, Japan	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2020-10-25 21:18:52	Time when the event occurred. UTC/GMT
Updated	2020-10-27 21:06:14	Time when the event was most recently updated. UTC/GMT
Timezone offset		Timezone offset from UTC in minutes at the event epicenter.
Felt		The total number of felt reports
CDI		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	340	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	2.607	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.68 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	101	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	us6000cd2j	Id of event.
Event Code	6000cd2j	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us6000cd2j,	A comma-separated list of event ids that are associated to an event.

Parameter

Value

Description

Magnitude

4.7 mb

The magnitude for the event.

Longitude

141.0819° East

Decimal degrees longitude. Negative values for western longitudes.

Latitude

37.7819° North

Decimal degrees latitude. Negative values for southern latitudes.

Depth

52.9 km

Depth of the event in kilometers.

Place

31 km ESE of Marumori, Japan

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

Time

2020-10-25 21:18:52

Time when the event occurred. UTC/GMT

Updated

2020-10-27 21:06:14

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

Timezone offset

Timezone offset from UTC in minutes at the event epicenter.

Felt

The total number of felt reports

CDI

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

340

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

2.607

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

Root Mean Square

0.68 sec

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

Azimuthal Gap

101

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

us6000cd2j

Id of event.

Event Code

6000cd2j

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

Event IDS

,us6000cd2j,

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

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Light earthquake, 4.7 mag has occurred near Marumori in Japan

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