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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.6 quake has struck near Namie in Japan

Earthquake location 37.2667S, 141.4326WA light earthquake magnitude 4.6 (ml/mb) strikes 45 kilometers (28 miles) from Namie in Japan on Tuesday. The earthquake was roughly at a depth of 10 km (6 miles). Exact location of earthquake, 141.4326° East, 37.2667° North, depth 10 km. Exact time and date of event in UTC/GMT: 21/11/16 / 2016-11-21 21:49:05 / November 21, 2016 @ 9:49 pm. The temblor was detected at 06:49:05 / 6:49 am (local time epicenter). Id of earthquake: us10007drm. Event ids that are associated: us10007drm. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Event epicenter was 54 km (34 miles) from Iwaki (c. 357 300 pop), 94 km (58 miles) from Kōriyama (c. 340 600 pop), 93 km (58 miles) from Sukagawa (c. 68 800 pop), 81 km (50 miles) from Kitaibaraki (c. 50 800 pop), 95 km (59 miles) from Nihommatsu (c. 36 300 pop), 88 km (55 miles) from Takahagi (c. 33 600 pop), 98 km (61 miles) from Kakuda (c. 33 200 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Yanagawamachi-saiwaichō, Kakuda, Motomiya. Nearby country/countries, Japan (c. 127 288 000 pop) (That might be effected).

Every year there are an estimated 13,000 light earthquakes in the world. In the past 24 hours, there have been fourty-four, in the last 10 days fourty-five, in the past 30 days fourty-eight and in the last 365 days one hundred and eleven earthquakes of magnitude 3.0 or greater that have been detected in the same area. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Did you feel it?

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. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 45 km ESE of Namie, Japan.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude 141.4326° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 37.2667° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 45km ESE of Namie, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-11-21 21:49:05 Time when the event occurred. UTC/GMT
Updated 2016-12-07 02:52:45 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 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 0.788 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.25 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 155 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 us10007drm Id of event.
Event Code 10007drm An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10007drm, A comma-separated list of event ids that are associated to an event.

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