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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.5 mag, 7 km SW of Yachimata, Japan



Earthquake location 35.6083S, 140.2551WA light earthquake magnitude 4.5 (ml/mb) has struck on Sunday, 7 kilometers (4 miles) from Yachimata in Japan. Event ids that are associated to the earthquake: us10008m6r. Id of event: us10008m6r. Global date and time of event UTC/GMT: 30/04/17 / 2017-04-30 10:30:32 / April 30, 2017 @ 10:30 am. Exact location of earthquake, longitude 140.2551 East, latitude 35.6083 North, depth = 57.94 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The earthquake occurred at a depth of 57.94 km (36 miles). The temblor was detected at 19:30:32 / 7:30 pm (local time epicenter).

Close country/countries that might be effected, Japan (c. 127 288 000 pop). Nearest cities/city/towns to hypocenter/epicentrum was Mashiko, Tatebayashi, Itsukaichi (min 5000 pop). Epicenter of the event was 52 km (32 miles) from Tokyo (c. 8 336 600 pop), 58 km (36 miles) from Yokohama (c. 3 574 400 pop), 50 km (31 miles) from Kawasaki (c. 1 306 800 pop), 63 km (39 miles) from Saitama (c. 1 193 400 pop), 64 km (40 miles) from Yono (c. 1 077 700 pop), 12 km (7 miles) from Chiba (c. 919 700 pop), 84 km (52 miles) from Hachiōji (c. 579 400 pop).

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 one, in the past 30 days three and in the last 365 days seventy-eight 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.

Questions or comments?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 7 km SW of Yachimata, Japan. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude 140.2551° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 35.6083° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 57.94 km Depth of the event in kilometers.
Place 7km SW of Yachimata, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-04-30 10:30:32 Time when the event occurred. UTC/GMT
Updated 2017-04-30 10:48:22 Time when the event was most recently updated. UTC/GMT
Timezone offset 540 Timezone offset from UTC in minutes at the event epicenter.
Felt 2 The total number of felt reports
CDI 2.2 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 312 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 1.906 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.91 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 135 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 us10008m6r Id of event.
Event Code 10008m6r An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10008m6r, A comma-separated list of event ids that are associated to an event.

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