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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.4 mag, 292 km WNW of Visokoi Island, South Georgia and the South Sandwich Islands



Earthquake location -55.1924S, -31.0424WA light earthquake with magnitude 4.4 (ml/mb) was reported 292 km WNW of Visokoi Island, South Georgia and the South Sandwich Islands (181 miles) on Thursday. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global time and date of event 17/08/17 / 2017-08-17 23:18:57 / August 17, 2017 @ 11:18 pm UTC/GMT. Event ids that are associated to the earthquake: us2000aawl. Id of event: us2000aawl. Exact location of event, depth 32.87 km, -31.0424° West, -55.1924° South. The epicenter of the earthquake was roughly 32.87 km (20 miles) below the earth’s surface. The temblor was reported at 21:18:57 / 9:18 pm (local time epicenter).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been one, in the last 10 days two, in the past 30 days three and in the last 365 days one hundred and eighty-five earthquakes of magnitude 3.0 or greater that has occurred nearby. There are an estimated 13,000 light quakes in the world each year.

Did you feel anything?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 292 km WNW of Visokoi Island, South Georgia and the South Sandwich Islands.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude -31.0424° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -55.1924° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 32.87 km Depth of the event in kilometers.
Place 292km WNW of Visokoi Island, South Georgia and the 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 2017-08-17 23:18:57 Time when the event occurred. UTC/GMT
Updated 2017-09-10 23:18:19 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 298 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 9.146 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.4 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 206 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 us2000aawl Id of event.
Event Code 2000aawl An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000aawl, A comma-separated list of event ids that are associated to an event.

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