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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.4 mag, 5 km SSE of Chiba-shi, Japan

Earthquake location 35.5555S, 140.1472WA light earthquake magnitude 4.4 (ml/mb) strikes 5 kilometers (3 miles) from Chiba-shi in Japan on Sunday. The earthquake was roughly at a depth of 65.4 km (41 miles). Exact location of event, depth 65.4 km, 140.1472° East, 35.5555° North. Event id: us1000d5zx. Ids that are associated to the earthquake: us1000d5zx. Date and time of earthquake in UTC/GMT: 18/03/18 / 2018-03-18 03:59:05 / March 18, 2018 @ 3:59 am. The temblor was picked up at 12:59:05 / 12:59 pm (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Epicenter of the event was 44 km (27 miles) from Tokyo (c. 8 336 600 pop), 47 km (29 miles) from Yokohama (c. 3 574 400 pop), 39 km (24 miles) from Kawasaki (c. 1 306 800 pop), 59 km (37 miles) from Saitama (c. 1 193 400 pop), 59 km (37 miles) from Yono (c. 1 077 700 pop), 6 km (4 miles) from Chiba (c. 919 700 pop). Close country/countries that might be effected, Japan (c. 127 288 000 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Tatebayashi, Kumagaya, Uenohara.

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

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. 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: 5 km SSE of Chiba-shi, Japan.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude 140.1472° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 35.5555° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 65.4 km Depth of the event in kilometers.
Place 5km SSE of Chiba-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 2018-03-18 03:59:05 Time when the event occurred. UTC/GMT
Updated 2018-03-18 04:33:12 Time when the event was most recently updated. UTC/GMT
Timezone offset 540 Timezone offset from UTC in minutes at the event epicenter.
Felt 37 The total number of felt reports
CDI 3.6 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 311 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 1.832 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.35 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 80 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 us1000d5zx Id of event.
Event Code 1000d5zx An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000d5zx, A comma-separated list of event ids that are associated to an event.

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