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Light earthquake, 4.6 mag strikes near Chichi-shima in Japan

Posted by admin on October 18, 2019 0 Comments

Earthquake location 28.2024S, 139.8582WA light earthquake with magnitude 4.6 (ml/mb) was detected on Saturday, 263 km WNW of Chichi-shima, Japan (163 miles). The epicenter was at a depth of 427.98 km (266 miles). The 4.6-magnitude earthquake has occurred at 04:14:10 / 4:14 am (local time epicenter). Exact location of event, depth 427.98 km, 139.8582° East, 28.2024° North. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global date and time of event UTC/GMT: 18/10/19 / 2019-10-18 19:14:10 / October 18, 2019 @ 7:14 pm. Id of earthquake: us70005vnn. Event ids that are associated: us70005vnn.

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

How would you describe the shaking?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 263 km WNW of Chichi-shima, Japan. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude 139.8582° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 28.2024° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 427.98 km Depth of the event in kilometers.
Place 263km WNW 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 2019-10-18 19:14:10 Time when the event occurred. UTC/GMT
Updated 2019-10-18 20:21:49 Time when the event was most recently updated. UTC/GMT
Timezone offset 540 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 326 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 2.339 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.74 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 35 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 us70005vnn Id of event.
Event Code 70005vnn An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us70005vnn, A comma-separated list of event ids that are associated to an event.

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