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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.6 quake has struck near Letlhakane in Botswana

Earthquake location -22.5667S, 25.0991WA light earthquake magnitude 4.6 (ml/mb) strikes 136 km SSW of Letlhakane, Botswana (85 miles) on Monday. Global time and date of event 03/04/17 / 2017-04-03 18:38:12 / April 3, 2017 @ 6:38 pm UTC/GMT. Exact location of earthquake, longitude 25.0991 East, latitude -22.5667 South, depth = 14.96 km. Event ids that are associated to the earthquake: us10008fjf. Id of event: us10008fjf. The 4.6-magnitude earthquake was detected at 20:38:12 / 8:38 pm (local time epicenter). The epicenter was at a depth of 14.96 km (9 miles). 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 six, in the last 10 days six, in the past 30 days six and in the last 365 days six earthquakes of magnitude 3.0 or greater that have been detected in the same area. Each year there are an estimated 13,000 light quakes in the world. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Did you feel it?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage 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: 136 km SSW of Letlhakane, Botswana.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude 25.0991° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -22.5667° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 14.96 km Depth of the event in kilometers.
Place 136km SSW of Letlhakane, Botswana Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-04-03 18:38:12 Time when the event occurred. UTC/GMT
Updated 2017-05-02 20:53:18 Time when the event was most recently updated. UTC/GMT
Timezone offset 120 Timezone offset from UTC in minutes at the event epicenter.
Felt 2 The total number of felt reports
CDI 2.2 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 326 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 2.479 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.74 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 107 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 us10008fjf Id of event.
Event Code 10008fjf An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10008fjf, A comma-separated list of event ids that are associated to an event.

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