Moderate earthquake 5.4 mag, South Sandwich Islands region

A moderate earthquake with magnitude 5.4 (ml/mb) was detected on Sunday, South Sandwich Islands region (0 miles). The 5.4-magnitude earthquake has occurred at 14:34:17 / 2:34 pm (local time epicenter). Unique identifier: us6000mwhq. Ids that are associated to the event: us6000mwhq. The earthquake was roughly at a depth of 69.994 km (43 miles). Exact location of earthquake, longitude -25.6474 West, latitude -58.4923 South, depth = 69.994 km. Global date and time of event UTC/GMT: 05/05/24 / 2024-05-05 14:34:17 / May 5, 2024 @ 2:34 pm. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

In the past 24 hours, there have been two, in the last 10 days four, in the past 30 days eight and in the last 365 days eight earthquakes of magnitude 3.0 or greater that has occurred nearby. There are an estimated 1320 moderate quakes in the world each year. Earthquakes 5.0 to 6.0 may cause light damage to buildings and other structures.

Did you feel it?

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.

South Sandwich Islands region

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Parameter	Value	Description
Magnitude	5.4 mb	The magnitude for the event.
Longitude	-25.6474° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	-58.4923° South	Decimal degrees latitude. Negative values for southern latitudes.
Depth	69.994 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	2024-05-05 14:34:17	Time when the event occurred. UTC/GMT
Updated	2024-05-06 14:38:18	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	3.879	The maximum estimated instrumental intensity for the event.
Alert Level	green	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	449	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	37	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	7.345	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.86 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	79	The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type	mww	The method or algorithm used to calculate the preferred magnitude for the event.
Event Type	earthquake	Type of seismic event.
Event ID	us6000mwhq	Id of event.
Event Code	6000mwhq	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us6000mwhq,	A comma-separated list of event ids that are associated to an event.

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Moderate earthquake 5.4 mag, South Sandwich Islands region

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