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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4 mag was detected near Iwai in Japan

Earthquake location 36.0123S, 139.9253WA light earthquake with magnitude 4 (ml/mb) was detected on Sunday, 4 kilometers (2 miles) from Iwai in Japan. Exact location, longitude 139.9253° East, latitude 36.0123° North, depth = 42.73 km. All ids that are associated to the event: us20005gti. Unique identifier: us20005gti. The epicenter of the earthquake was roughly 42.73 km (27 miles) below the earth’s surface. Date and time of earthquake in UTC/GMT: 10/04/16 / 2016-04-10 14:32:42 / April 10, 2016 @ 2:32 pm. The 4-magnitude earthquake was detected at 23:32:42 / 11:32 pm (local time epicenter). 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 42 km (26 miles) from Tokyo (c. 8 336 600 pop), 68 km (42 miles) from Yokohama (c. 3 574 400 pop), 58 km (36 miles) from Kawasaki (c. 1 306 800 pop), 27 km (17 miles) from Saitama (c. 1 193 400 pop), 30 km (19 miles) from Yono (c. 1 077 700 pop), 49 km (30 miles) from Chiba (c. 919 700 pop). Closest city/cities/towns to epicentrum/hypocenter was Chigasaki, Isehara, Takasaki (min 5000 pop).

In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days five and in the last 365 days fifty-nine 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.

Did you feel the quake?

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 information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 4 km SSE of Iwai, Japan.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude 139.9253° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 36.0123° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 42.73 km Depth of the event in kilometers.
Place 4km SSE 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 2016-04-10 14:32:42 Time when the event occurred. UTC/GMT
Updated 2016-04-10 16:44:17 Time when the event was most recently updated. UTC/GMT
Timezone offset 540 Timezone offset from UTC in minutes at the event epicenter.
Felt 3 The total number of felt reports
CDI 2.4 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 247 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 0.306 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.81 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 137 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 us20005gti Id of event.
Event Code 20005gti An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20005gti, A comma-separated list of event ids that are associated to an event.

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