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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.6 quake has struck near Volcano Islands, Japan region


Earthquake location 23.4413S, 143.2726WA light earthquake with magnitude 4.6 (ml/mb) was detected on Saturday, Volcano Islands, Japan region (0 miles). Global time and date of event 10/11/18 / 2018-11-10 12:41:21 / November 10, 2018 @ 12:41 pm UTC/GMT. The 4.6-magnitude earthquake was detected at 12:41:21 / 12:41 pm (local time epicenter). The earthquake occurred at a depth of 35 km (22 miles). Exact location, longitude 143.2726° East, latitude 23.4413° North, depth = 35 km. Unique identifier: us1000hstw. Ids that are associated to the event: us1000hstw. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

In the past 24 hours, there have been three, in the last 10 days four, in the past 30 days seven and in the last 365 days fifty-eight earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. There are an estimated 13,000 light quakes in the world each year.

Did you feel the quake?

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. 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: Volcano Islands, Japan region.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude 143.2726° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 23.4413° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 35 km Depth of the event in kilometers.
Place Volcano Islands, Japan region Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-11-10 12:41:21 Time when the event occurred. UTC/GMT
Updated 2018-11-20 08:57:14 Time when the event was most recently updated. UTC/GMT
Timezone offset 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 3.769 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.72 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 us1000hstw Id of event.
Event Code 1000hstw An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000hstw, A comma-separated list of event ids that are associated to an event.

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