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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.3 mag has occurred near Bristol Island in South Sandwich Islands


Earthquake location -58.5362S, -25.0499WA light earthquake magnitude 4.3 (ml/mb) has struck on Monday, 101 km ENE of Bristol Island, South Sandwich Islands (63 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of event, depth 10 km, -25.0499° West, -58.5362° South. The temblor was picked up at 01:28:42 / 1:28 am (local time epicenter). Id of earthquake: us2000i611. Event ids that are associated: us2000i611. The epicenter was at a depth of 10 km (6 miles). Global time and date of event 29/10/18 / 2018-10-29 03:28:42 / October 29, 2018 @ 3:28 am UTC/GMT.

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Every year there are an estimated 13,000 light earthquakes in the world. In the past 24 hours, there have been ten, in the last 10 days twelve, in the past 30 days thirteen and in the last 365 days sixty-five earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Did you feel it?

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 101 km ENE 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 4.3 mb The magnitude for the event.
Longitude -25.0499° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -58.5362° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 101km ENE 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 2018-10-29 03:28:42 Time when the event occurred. UTC/GMT
Updated 2018-11-13 04:58:49 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 284 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 15.992 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.75 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 127 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 us2000i611 Id of event.
Event Code 2000i611 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000i611, A comma-separated list of event ids that are associated to an event.

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