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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.6 mag strikes near Katsuura in Japan



Earthquake location 34.4676S, 141.9572WA light earthquake magnitude 4.6 (ml/mb) strikes 168 km ESE of Katsuura, Japan (104 miles) on Saturday. Global date and time of event UTC/GMT: 16/09/16 / 2016-09-16 17:12:31 / September 16, 2016 @ 5:12 pm. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4.6-magnitude earthquake has occurred at 02:12:31 / 2:12 am (local time epicenter). Event id: us10006q6r. Ids that are associated to the earthquake: us10006q6r. The epicenter was at a depth of 27.68 km (17 miles). Exact location of event, longitude 141.9572 East, latitude 34.4676 North, depth = 27.68 km.

Every year there are an estimated 13,000 light earthquakes in the world. 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 five, in the past 30 days eleven and in the last 365 days seventeen earthquakes of magnitude 3.0 or greater that have been detected nearby.

Questions or comments?

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 168 km ESE of Katsuura, 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 141.9572° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 34.4676° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 27.68 km Depth of the event in kilometers.
Place 168km ESE of Katsuura, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-09-16 17:12:31 Time when the event occurred. UTC/GMT
Updated 2016-09-20 15:43:28 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 2.237 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.22 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 122 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 us10006q6r Id of event.
Event Code 10006q6r An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10006q6r, A comma-separated list of event ids that are associated to an event.

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