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Light earthquake: M4.8 quake has struck near Bristol Island in South Sandwich Islands

Posted by admin on August 30, 2017 0 Comments

Earthquake location -59.3728S, -25.6761WA light earthquake magnitude 4.8 (ml/mb) has occurred on Wednesday, 61 km SE of Bristol Island, South Sandwich Islands (38 miles). Exact location of earthquake, -25.6761° West, -59.3728° South, depth 35 km. The temblor was detected at 07:53:56 / 7:53 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The earthquake occurred at a depth of 35 km (22 miles). Event id: us2000ad40. Ids that are associated to the earthquake: us2000ad40. Date and time of earthquake in UTC/GMT: 30/08/17 / 2017-08-30 09:53:56 / August 30, 2017 @ 9:53 am.

In the past 24 hours, there have been two, in the last 10 days two, in the past 30 days two and in the last 365 days thirty earthquakes of magnitude 3.0 or greater that has occurred nearby. Each 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.

Did you feel anything?

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, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 61 km SE of Bristol Island, South Sandwich Islands. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.8 mb The magnitude for the event.
Longitude -25.6761° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -59.3728° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 35 km Depth of the event in kilometers.
Place 61km SE 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 2017-08-30 09:53:56 Time when the event occurred. UTC/GMT
Updated 2017-08-30 10:22:00 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 354 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 7.817 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.66 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 107 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 us2000ad40 Id of event.
Event Code 2000ad40 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000ad40, A comma-separated list of event ids that are associated to an event.

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