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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.5 mag strikes near South Sandwich Islands region

Posted by admin on October 20, 2020 0 Comments

Earthquake location -57.7893S, -25.6858WA light earthquake with magnitude 4.5 (ml/mb) was reported South Sandwich Islands region (0 miles) on Thursday. The temblor was detected at 02:38:48 / 2:38 am (local time epicenter). Exact location of event, longitude -25.6858 West, latitude -57.7893 South, depth = 48.41 km. Id of earthquake: us6000c6gf. Event ids that are associated: us6000c6gf. 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 48.41 km (30 miles). Exact time and date of event in UTC/GMT: 01/10/20 / 2020-10-01 02:38:48 / October 1, 2020 @ 2:38 am.

In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days two and in the last 365 days fourty-one 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. Each year there are an estimated 13,000 light quakes in the world.

How would you describe the shaking?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: South Sandwich Islands region.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude -25.6858° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -57.7893° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 48.41 km Depth of the event in kilometers.
Place South Sandwich Islands region Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-10-01 02:38:48 Time when the event occurred. UTC/GMT
Updated 2020-10-20 01:48:13 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 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 32.456 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.45 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 97 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 us6000c6gf Id of event.
Event Code 6000c6gf An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000c6gf, A comma-separated list of event ids that are associated to an event.

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