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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4 mag, 141 km E of Yamada, Japan


Earthquake location 39.4106S, 143.5953WA light earthquake magnitude 4 (ml/mb) has occurred on Tuesday, 141 km E of Yamada, Japan (88 miles). Exact time and date of event in UTC/GMT: 14/09/15 / 2015-09-14 22:56:53 / September 14, 2015 @ 10:56 pm. The 4-magnitude earthquake has occurred at 08:56:53 / 8:56 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Event id: us20003p22. Ids that are associated to the earthquake: us20003p22. Exact location of earthquake, longitude 143.5953 East, latitude 39.4106 North, depth = 31.39 km. The epicenter was at a depth of 31.39 km (20 miles).

There are an estimated 13,000 light earthquakes in the world each year. In the past 24 hours, there have been five, in the last 10 days six, in the past 30 days nine and in the last 365 days eighty-two earthquakes of magnitude 3.0 or greater that was reported nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Did you feel anything?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 141 km E of Yamada, Japan. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude 143.5953° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 39.4106° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 31.39 km Depth of the event in kilometers.
Place 141km E of Yamada, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-09-14 22:56:53 Time when the event occurred. UTC/GMT
Updated 2015-09-29 22:09:43 Time when the event was most recently updated. UTC/GMT
Timezone offset 600 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 246 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 2.623 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.47 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 197 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 us20003p22 Id of event.
Event Code 20003p22 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20003p22, A comma-separated list of event ids that are associated to an event.

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