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Light earthquake, 4.3 mag has occurred near Aomori-shi in Japan


Earthquake location 40.9467S, 141.0963WA light earthquake magnitude 4.3 (ml/mb) has occurred on Thursday, 32 kilometers (20 miles) from Aomori-shi in Japan. The earthquake occurred at a depth of 98.5 km (61 miles). Exact location of earthquake, longitude 141.0963 East, latitude 40.9467 North, depth = 98.5 km. The temblor was picked up at 23:51:17 / 11:51 pm (local time epicenter). Exact time and date of earthquake 08/06/17 / 2017-06-08 14:51:17 / June 8, 2017 @ 2:51 pm UTC/GMT. Event id: us20009mpb. Ids that are associated to the earthquake: us20009mpb. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Close country/countries that might be effected, Japan (c. 127 288 000 pop). Epicenter of the event was 33 km (20 miles) from Aomori Shi (c. 298 400 pop), 60 km (37 miles) from Hachinohe (c. 239 000 pop), 66 km (41 miles) from Hirosaki (c. 175 000 pop), 88 km (55 miles) from Ōdate (c. 64 500 pop), 39 km (24 miles) from Mutsu (c. 49 200 pop), 57 km (36 miles) from Goshogawara (c. 49 100 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Hanawa, Ōdate, Ichinohe.

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

Did you feel it?

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: 32 km ENE of Aomori-shi, Japan. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude 141.0963° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 40.9467° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 98.5 km Depth of the event in kilometers.
Place 32km ENE of Aomori-shi, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-06-08 14:51:17 Time when the event occurred. UTC/GMT
Updated 2017-07-02 15:44:09 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 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 284 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 0.158 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.23 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 130 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 us20009mpb Id of event.
Event Code 20009mpb An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20009mpb, A comma-separated list of event ids that are associated to an event.

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