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Earthquake breaking news, Moderate World Earthquakes Magnitude 5–5.9

Moderate earthquake 5.5 mag, 193 km W of Chichi-shima, Japan



Earthquake location 27.0327S, 140.2623WA moderate earthquake magnitude 5.5 (ml/mb) has occurred on Tuesday, 193 km W of Chichi-shima, Japan (120 miles). The 5.5-magnitude earthquake has occurred at 18:29:08 / 6:29 pm (local time epicenter). Exact location of earthquake, longitude 140.2623 East, latitude 27.0327 North, depth = 299.83 km. Id of earthquake: us10003pv2. Event ids that are associated: us10003pv2. Global date and time of event UTC/GMT: 20/10/15 / 2015-10-20 09:29:08 / October 20, 2015 @ 9:29 am. The earthquake occurred at a depth of 299.83 km (186 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Earthquakes 5.0 to 6.0 may cause light damage to buildings and other structures. Each year there are an estimated 1320 moderate quakes in the world. In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days one and in the last 365 days twenty-two earthquakes of magnitude 3.0 or greater that has occurred nearby.

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. 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: 193 km W of Chichi-shima, Japan.

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More information

Parameter Value Description
Magnitude 5.5 mb The magnitude for the event.
Longitude 140.2623° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 27.0327° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 299.83 km Depth of the event in kilometers.
Place 193km W of Chichi-shima, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-10-20 09:29:08 Time when the event occurred. UTC/GMT
Updated 2015-10-20 09:56:53 Time when the event was most recently updated. UTC/GMT
Timezone offset 540 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 1 The maximum reported intensity for the event.
MMI 3.32 The maximum estimated instrumental intensity for the event.
Alert Level green 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 465 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 1.715 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.3 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 31 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 us10003pv2 Id of event.
Event Code 10003pv2 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10003pv2, A comma-separated list of event ids that are associated to an event.

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