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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.2 mag has occurred near Ahwar in Yemen



Earthquake location 12.3491S, 47.2411WA light earthquake magnitude 4.2 (ml/mb) has struck on Friday, 141 km SSE of Ahwar, Yemen (88 miles). Event ids that are associated to the earthquake: us1000aukx. Id of event: us1000aukx. The earthquake was roughly at a depth of 10 km (6 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global date and time of event UTC/GMT: 13/10/17 / 2017-10-13 19:18:49 / October 13, 2017 @ 7:18 pm. The 4.2-magnitude earthquake was detected at 22:18:49 / 10:18 pm (local time epicenter). Exact location of event, depth 10 km, 47.2411° East, 12.3491° North.

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. There are an estimated 13,000 light earthquakes in the world each year. In the past 24 hours, there have been three, in the last 10 days three, in the past 30 days three and in the last 365 days three earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Questions or comments?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home 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: 141 km SSE of Ahwar, Yemen.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude 47.2411° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 12.3491° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 141km SSE of Ahwar, Yemen Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-10-13 19:18:49 Time when the event occurred. UTC/GMT
Updated 2017-11-10 18:13:25 Time when the event was most recently updated. UTC/GMT
Timezone offset 180 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 271 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 4.376 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.15 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 33 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 us1000aukx Id of event.
Event Code 1000aukx An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000aukx, A comma-separated list of event ids that are associated to an event.

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