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Earthquake breaking news, Moderate World Earthquakes Magnitude 5–5.9

Moderate earthquake: M5.7 quake has struck near South Sandwich Islands region

Posted by admin on December 17, 2025 0 Comments

Earthquake location -58.6755S, -25.2475WA moderate earthquake magnitude 5.7 (ml/mb) has occurred on Wednesday, South Sandwich Islands region (0 miles). The temblor was picked up at 17:05:57 / 5:05 pm (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Date and time of earthquake in UTC/GMT: 17/12/25 / 2025-12-17 17:05:57 / December 17, 2025 @ 5:05 pm. The epicenter of the earthquake was roughly 35 km (22 miles) below the earth’s surface. Id of earthquake: us6000rvhe. Event ids that are associated: us6000rvhe. Exact location of earthquake, -25.2475° West, -58.6755° South, depth 35 km.

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

Questions or comments?

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. 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 5.7 mb The magnitude for the event.
Longitude -25.2475° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -58.6755° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 35 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 2025-12-17 17:05:57 Time when the event occurred. UTC/GMT
Updated 2025-12-17 17:24:34 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 500 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 60 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 7.618 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.48 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 82 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 us6000rvhe Id of event.
Event Code 6000rvhe An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000rvhe, A comma-separated list of event ids that are associated to an event.

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