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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.5 mag, 45 km SE of Pamandzi, Mayotte


Earthquake location -13.0299S, 45.6244WA light earthquake with magnitude 4.5 (ml/mb) was detected on Thursday, 45 kilometers (28 miles) from Pamandzi in Mayotte. Exact location of event, longitude 45.6244 East, latitude -13.0299 South, depth = 10 km. The 4.5-magnitude earthquake has occurred at 23:01:42 / 11:01 pm (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The epicenter of the earthquake was roughly 10 km (6 miles) below the earth’s surface. Global date and time of event UTC/GMT: 07/06/18 / 2018-06-07 20:01:42 / June 7, 2018 @ 8:01 pm. Unique identifier: us1000ep75. Ids that are associated to the event: us1000ep75.

Close country/countries that might be effected, Mayotte (c. 159 000 pop). Closest city/cities/towns to epicentrum/hypocenter was Mtsamboro, Acoua, M’Tsangamouji (min 5000 pop). Epicenter of the event was 51 km (32 miles) from Mamoudzou (c. 54 800 pop), 56 km (35 miles) from Koungou (c. 18 100 pop), 48 km (30 miles) from Dzaoudzi (c. 15 300 pop), 52 km (32 miles) from Dembeni (c. 10 100 pop), 60 km (37 miles) from Sada (c. 9 800 pop), 46 km (28 miles) from Pamandzi (c. 9 100 pop), 65 km (41 miles) from Bandraboua (c. 7 900 pop).

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

Questions or comments?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 45 km SE of Pamandzi, Mayotte.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude 45.6244° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -13.0299° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 45km SE of Pamandzi, Mayotte Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-06-07 20:01:42 Time when the event occurred. UTC/GMT
Updated 2018-06-19 23:49:23 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 312 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 5.71 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.77 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 104 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 us1000ep75 Id of event.
Event Code 1000ep75 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000ep75, A comma-separated list of event ids that are associated to an event.

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