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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.4 mag was detected near Mutsu in Japan

Earthquake location 41.6006S, 141.9609WA light earthquake with magnitude 4.4 (ml/mb) was reported 71 kilometers (44 miles) from Mutsu in Japan on Monday. Exact location of event, longitude 141.9609 East, latitude 41.6006 North, depth = 61.29 km. The earthquake was roughly at a depth of 61.29 km (38 miles). Event ids that are associated to the earthquake: us7000dh1h. Id of event: us7000dh1h. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was reported at 05:58:28 / 5:58 am (local time epicenter). Exact time and date of earthquake 08/03/21 / 2021-03-08 05:58:28 / March 8, 2021 @ 5:58 am UTC/GMT.

Epicenter of the earthquake was 71 km (44 miles) from Mutsu (c. 49 200 pop), 88 km (55 miles) from Shizunai-furukawachō (c. 22 400 pop). Country/countries that might be effected, Japan (c. 127 288 000 pop). Closest city/cities/towns to epicentrum/hypocenter was Shizunai-furukawachō, Mutsu (min 5000 pop).

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

Questions or comments?

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. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 71 km ENE of Mutsu, Japan.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude 141.9609° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 41.6006° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 61.29 km Depth of the event in kilometers.
Place 71 km ENE of Mutsu, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2021-03-08 05:58:28 Time when the event occurred. UTC/GMT
Updated 2021-03-13 07:45:34 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 298 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 1.055 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.39 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 165 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 us7000dh1h Id of event.
Event Code 7000dh1h An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000dh1h, A comma-separated list of event ids that are associated to an event.

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