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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.5 mag, 117 km SE of Visokoi Island, South Georgia and the South Sandwich Islands

Posted by admin on October 31, 2018 0 Comments

Earthquake location -57.3316S, -25.6481WA light earthquake magnitude 4.5 (ml/mb) strikes 117 km SE of Visokoi Island, South Georgia and the South Sandwich Islands (73 miles) on Tuesday. The 4.5-magnitude earthquake has occurred at 23:06:18 / 11:06 pm (local time epicenter). All ids that are associated to the event: us1000hj36. Unique identifier: us1000hj36. Global date and time of event UTC/GMT: 24/10/18 / 2018-10-24 01:06:18 / October 24, 2018 @ 1:06 am. Exact location of event, longitude -25.6481 West, latitude -57.3316 South, depth = 35 km. The epicenter of the earthquake was roughly 35 km (22 miles) below the earth’s surface. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

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 two, in the past 30 days two and in the last 365 days fourty-six earthquakes of magnitude 3.0 or greater that has struck near. There are an estimated 13,000 light quakes in the world each year.

Questions or comments?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity 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: 117 km SE of Visokoi Island, South Georgia and the South Sandwich Islands.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude -25.6481° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -57.3316° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 35 km Depth of the event in kilometers.
Place 117km SE of Visokoi Island, South Georgia and the South Sandwich Islands Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-10-24 01:06:18 Time when the event occurred. UTC/GMT
Updated 2018-10-31 00:11:06 Time when the event was most recently updated. UTC/GMT
Timezone offset -120 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 312 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 6.829 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.44 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 128 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 us1000hj36 Id of event.
Event Code 1000hj36 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000hj36, A comma-separated list of event ids that are associated to an event.

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