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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.5 mag strikes near Bristol Island in South Sandwich Islands

Posted by admin on November 2, 2018 0 Comments

Earthquake location -57.9548S, -25.3347WA light earthquake magnitude 4.5 (ml/mb) has occurred on Friday, 138 km NNE of Bristol Island, South Sandwich Islands (86 miles). The temblor was reported at 11:42:24 / 11:42 am (local time epicenter). Date and time of earthquake in UTC/GMT: 26/10/18 / 2018-10-26 13:42:24 / October 26, 2018 @ 1:42 pm. Exact location, longitude -25.3347° West, latitude -57.9548° South, depth = 35 km. The epicenter was at a depth of 35 km (22 miles). 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: us2000i5br. Id of event: us2000i5br.

In the past 24 hours, there have been seven, in the last 10 days nine, in the past 30 days eleven and in the last 365 days fifty-four earthquakes of magnitude 3.0 or greater that has struck near. 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.

How would you describe the shaking?

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 138 km NNE of Bristol Island, South Sandwich Islands. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude -25.3347° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -57.9548° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 35 km Depth of the event in kilometers.
Place 138km NNE of Bristol Island, 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 2018-10-26 13:42:24 Time when the event occurred. UTC/GMT
Updated 2018-11-02 06:39:06 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 7.237 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.46 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 133 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 us2000i5br Id of event.
Event Code 2000i5br An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000i5br, A comma-separated list of event ids that are associated to an event.

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