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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.1 mag, 29 km WNW of Kizukuri, Japan

Earthquake location 40.9416S, 140.0865WA light earthquake magnitude 4.1 (ml/mb) strikes 29 kilometers (18 miles) from Kizukuri in Japan on Thursday. The earthquake was roughly at a depth of 168.41 km (105 miles). Exact time and date of earthquake 14/12/17 / 2017-12-14 07:36:03 / December 14, 2017 @ 7:36 am UTC/GMT. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4.1-magnitude earthquake has occurred at 16:36:03 / 4:36 pm (local time epicenter). Exact location, longitude 140.0865° East, latitude 40.9416° North, depth = 168.41 km. All ids that are associated to the event: us1000buc1. Unique identifier: us1000buc1.

Nearest cities/city/villages to epicentrum/hypocenter was Ōdate, Takanosu, Noshiromachi (min 5000 pop). Event epicenter was 56 km (35 miles) from Aomori Shi (c. 298 400 pop), 51 km (31 miles) from Hirosaki (c. 175 000 pop), 84 km (52 miles) from Ōdate (c. 64 500 pop), 82 km (51 miles) from Noshiromachi (c. 51 100 pop), 34 km (21 miles) from Goshogawara (c. 49 100 pop), 53 km (33 miles) from Kuroishi (c. 38 600 pop). Nearby country/countries that might be effected, Japan (c. 127 288 000 pop).

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

Questions or comments?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city 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: 29 km WNW of Kizukuri, Japan.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude 140.0865° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 40.9416° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 168.41 km Depth of the event in kilometers.
Place 29km WNW of Kizukuri, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-12-14 07:36:03 Time when the event occurred. UTC/GMT
Updated 2018-01-05 13:08:15 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 259 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 0.757 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.56 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 98 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 us1000buc1 Id of event.
Event Code 1000buc1 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000buc1, A comma-separated list of event ids that are associated to an event.

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