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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.2 mag strikes near Chichi-shima in Japan

Posted by admin on December 7, 2017 0 Comments

Earthquake location 27.6017S, 141.5193WA light earthquake with magnitude 4.2 (ml/mb) was reported 89 km NW of Chichi-shima, Japan (55 miles) on Wednesday. Exact location of earthquake, 141.5193° East, 27.6017° North, depth 66.18 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Event ids that are associated to the earthquake: us2000bqds. Id of event: us2000bqds. Exact time and date of event in UTC/GMT: 08/11/17 / 2017-11-08 09:21:05 / November 8, 2017 @ 9:21 am. The earthquake was roughly at a depth of 66.18 km (41 miles). The 4.2-magnitude earthquake has occurred at 18:21:05 / 6:21 pm (local time epicenter).

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 three and in the last 365 days eight earthquakes of magnitude 3.0 or greater that have been detected nearby.

Did you feel the quake?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city 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: 89 km NW of Chichi-shima, Japan.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude 141.5193° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 27.6017° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 66.18 km Depth of the event in kilometers.
Place 89km NW 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 2017-11-08 09:21:05 Time when the event occurred. UTC/GMT
Updated 2017-12-07 13:16:46 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 271 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 0.777 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.97 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 144 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 us2000bqds Id of event.
Event Code 2000bqds An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000bqds, A comma-separated list of event ids that are associated to an event.

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