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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.7 mag strikes near Chichi-shima in Japan



Earthquake location 28.7476S, 140.5824WA light earthquake with magnitude 4.7 (ml/mb) was detected on Thursday, 244 km NW of Chichi-shima, Japan (152 miles). Exact location, longitude 140.5824° East, latitude 28.7476° North, depth = 33.11 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The earthquake was roughly at a depth of 33.11 km (21 miles). Global date and time of event UTC/GMT: 27/09/17 / 2017-09-27 21:47:41 / September 27, 2017 @ 9:47 pm. Event ids that are associated to the earthquake: us2000avm6. Id of event: us2000avm6. The 4.7-magnitude earthquake has occurred at 06:47:41 / 6:47 am (local time epicenter).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. There are an estimated 13,000 light earthquakes in the world each year. In the past 24 hours, there have been two, in the last 10 days two, in the past 30 days two and in the last 365 days ten earthquakes of magnitude 3.0 or greater that has struck near.

Did you feel anything?

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: 244 km NW of Chichi-shima, Japan.

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More information

Parameter Value Description
Magnitude 4.7 mb The magnitude for the event.
Longitude 140.5824° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 28.7476° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 33.11 km Depth of the event in kilometers.
Place 244km 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 2017-09-27 21:47:41 Time when the event occurred. UTC/GMT
Updated 2017-09-27 23:02:13 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 340 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 2.172 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.63 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 84 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 us2000avm6 Id of event.
Event Code 2000avm6 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000avm6, A comma-separated list of event ids that are associated to an event.

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