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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.3 mag, 4 km N of Iwai, Japan

Earthquake location 36.0912S, 139.8955WA light earthquake magnitude 4.3 (ml/mb) strikes 4 kilometers (2 miles) from Iwai in Japan on Monday. The epicenter was at a depth of 63.3 km (39 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location, longitude 139.8955° East, latitude 36.0912° North, depth = 63.3 km. The 4.3-magnitude earthquake was detected at 18:44:35 / 6:44 pm (local time epicenter). Exact time and date of event in UTC/GMT: 26/03/18 / 2018-03-26 09:44:35 / March 26, 2018 @ 9:44 am. Id of earthquake: us1000d9ag. Event ids that are associated: us1000d9ag.

Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Kamakura, Yokosuka, Fujisawa. Epicenter of the earthquake was 48 km (30 miles) from Tokyo (c. 8 336 600 pop), 75 km (47 miles) from Yokohama (c. 3 574 400 pop), 65 km (41 miles) from Kawasaki (c. 1 306 800 pop), 30 km (18 miles) from Saitama (c. 1 193 400 pop), 33 km (21 miles) from Yono (c. 1 077 700 pop), 58 km (36 miles) from Chiba (c. 919 700 pop). Nearby country/countries, Japan (c. 127 288 000 pop) (That might be effected).

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

Questions or comments?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking 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: 4 km N of Iwai, Japan.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude 139.8955° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 36.0912° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 63.3 km Depth of the event in kilometers.
Place 4km N of Iwai, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-03-26 09:44:35 Time when the event occurred. UTC/GMT
Updated 2018-03-26 20:53:33 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 1.439 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.95 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 144 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 us1000d9ag Id of event.
Event Code 1000d9ag An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000d9ag, A comma-separated list of event ids that are associated to an event.

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